MCP3919 User's Guide

MCP3919
ADC Evaluation Board
for 16-Bit MCUs
User’s Guide
 2014 Microchip Technology Inc.
DS50002309A
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•
Microchip products meet the specification contained in their particular Microchip Data Sheet.
•
Microchip believes that its family of products is one of the most secure families of its kind on the market today, when used in the
intended manner and under normal conditions.
•
There are dishonest and possibly illegal methods used to breach the code protection feature. All of these methods, to our
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•
Microchip is willing to work with the customer who is concerned about the integrity of their code.
•
Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code. Code protection does not
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Code protection is constantly evolving. We at Microchip are committed to continuously improving the code protection features of our
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Information contained in this publication regarding device
applications and the like is provided only for your convenience
and may be superseded by updates. It is your responsibility to
ensure that your application meets with your specifications.
MICROCHIP MAKES NO REPRESENTATIONS OR
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Trademarks
The Microchip name and logo, the Microchip logo, dsPIC,
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LANCheck, MediaLB, MOST, MOST logo, MPLAB,
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The Embedded Control Solutions Company and mTouch are
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in the U.S.A.
Analog-for-the-Digital Age, BodyCom, chipKIT, chipKIT logo,
CodeGuard, dsPICDEM, dsPICDEM.net, ECAN, In-Circuit
Serial Programming, ICSP, Inter-Chip Connectivity, KleerNet,
KleerNet logo, MiWi, MPASM, MPF, MPLAB Certified logo,
MPLIB, MPLINK, MultiTRAK, NetDetach, Omniscient Code
Generation, PICDEM, PICDEM.net, PICkit, PICtail,
RightTouch logo, REAL ICE, SQI, Serial Quad I/O, Total
Endurance, TSHARC, USBCheck, VariSense, ViewSpan,
WiperLock, Wireless DNA, and ZENA are trademarks of
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SQTP is a service mark of Microchip Technology Incorporated
in the U.S.A.
Silicon Storage Technology is a registered trademark of
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GestIC is a registered trademarks of Microchip Technology
Germany II GmbH & Co. KG, a subsidiary of Microchip
Technology Inc., in other countries.
All other trademarks mentioned herein are property of their
respective companies.
© 2014, Microchip Technology Incorporated, Printed in the
U.S.A., All Rights Reserved.
ISBN: 978-1-63276-644-1
QUALITY MANAGEMENT SYSTEM
CERTIFIED BY DNV
== ISO/TS 16949 ==
DS50002309A-page 2
Microchip received ISO/TS-16949:2009 certification for its worldwide
headquarters, design and wafer fabrication facilities in Chandler and
Tempe, Arizona; Gresham, Oregon and design centers in California
and India. The Company’s quality system processes and procedures
are for its PIC® MCUs and dsPIC® DSCs, KEELOQ® code hopping
devices, Serial EEPROMs, microperipherals, nonvolatile memory and
analog products. In addition, Microchip’s quality system for the design
and manufacture of development systems is ISO 9001:2000 certified.
 2014 Microchip Technology Inc.
Object of Declaration: MCP3919 ADC Evaluation Board for 16-Bit MCUs
VP Development Tools
 2014 Microchip Technology Inc.
DS50002309A-page 3
MCP3919 ADC EVALUATION BOARD
FOR 16-BIT MCUs USER’S GUIDE
Table of Contents
Preface ........................................................................................................................... 5
Introduction............................................................................................................ 5
Document Layout .................................................................................................. 5
Conventions Used in this Guide ............................................................................ 6
Recommended Reading........................................................................................ 7
The Microchip Web Site ........................................................................................ 7
Customer Support ................................................................................................. 7
Document Revision History ................................................................................... 7
Chapter 1. Product Overview
1.1 Overview ........................................................................................................ 8
1.2 What the MCP3919 ADC Evaluation Board for 16-Bit MCUs Contains ......... 9
Chapter 2. Hardware Description
2.1 PIM Module/MCP3919 Connection and Peripheral Usage Overview .......... 10
2.2 Analog Input Structure .................................................................................. 11
2.3 Universal Serial Bus (USB) .......................................................................... 12
Chapter 3. Firmware
3.1 PIC24FJ256GA110 Firmware Description ................................................... 13
3.2 Data Acquisition ........................................................................................... 13
3.3 UART Communication Protocol ................................................................... 14
Appendix A. Schematics and Layouts
A.1 Introduction .................................................................................................. 15
A.2 Board – Power Schematic ........................................................................... 16
A.3 Board – ADC Schematic .............................................................................. 17
A.4 Board – Microcontroller (MCU) Schematic .................................................. 18
A.5 Board – PIM Module Schematic ................................................................. 19
A.6 Board – Top Silk .......................................................................................... 20
A.7 Board – Top Copper and Silk ....................................................................... 20
A.8 Board – Top Copper .................................................................................... 21
A.9 Board – Internal Plane 1 and Assembly Top ............................................... 21
A.10 Board – Internal Plane 2 and Assembly Top ............................................. 22
A.11 Board – Bottom Copper ............................................................................. 22
A.12 Board – Bottom Copper and SILK ............................................................. 23
A.13 Board – Bottom Silk ................................................................................... 23
Appendix B. Bill of Materials (BOM)
Worldwide Sales and Service .................................................................................... 28
DS50002309A-page 4
 2014 Microchip Technology Inc.
MCP3919 ADC EVALUATION BOARD
FOR 16-BIT MCUs USER’S GUIDE
Preface
NOTICE TO CUSTOMERS
All documentation becomes dated, and this manual is no exception. Microchip tools and
documentation are constantly evolving to meet customer needs, so some actual dialogs
and/or tool descriptions may differ from those in this document. Please refer to our web site
(www.microchip.com) to obtain the latest documentation available.
Documents are identified with a “DS” number. This number is located on the bottom of each
page, in front of the page number. The numbering convention for the DS number is
“DSXXXXXXXXA”, where “XXXXXXXX” is the document number and “A” is the revision level
of the document.
For the most up-to-date information on development tools, see the MPLAB® IDE online help.
Select the Help menu, and then Topics to open a list of available online help files.
INTRODUCTION
This chapter contains general information that will be useful to know before using the
MCP3919 ADC Evaluation Board for 16-Bit MCUs. Items discussed in this chapter
include:
•
•
•
•
•
•
Document Layout
Conventions Used in this Guide
Recommended Reading
The Microchip Web Site
Customer Support
Document Revision History
DOCUMENT LAYOUT
This document describes how to use the MCP3919 ADC Evaluation Board for 16-Bit
MCUs as a development tool to emulate and debug firmware on a target board. The
manual layout is as follows:
• Chapter 1. “Product Overview” – Provides important information about the
MCP3919 ADC Evaluation Board for 16-Bit MCUs hardware.
• Chapter 2. “Hardware Description” – Provides information about the evaluation
board software.
• Chapter 3. “Firmware” – Describes the MCP3919 ADC Evaluation Board for
16-Bit MCUs firmware.
• Appendix A. “Schematics and Layouts”– Shows the schematic and board
layouts for the MCP3919 ADC Evaluation Board for 16-Bit MCUs.
• Appendix B. “Bill of Materials (BOM)” – Lists the parts used to build the
MCP3919 ADC Evaluation Board for 16-Bit MCUs.
 2014 Microchip Technology Inc.
DS50002309A-page 5
MCP3919 ADC Evaluation Board for 16-Bit MCUs User’s Guide
CONVENTIONS USED IN THIS GUIDE
This manual uses the following documentation conventions:
DOCUMENTATION CONVENTIONS
Description
Arial font:
Italic characters
Initial caps
Quotes
Underlined, italic text with
right angle bracket
Bold characters
N‘Rnnnn
Text in angle brackets < >
Courier New font:
Plain Courier New
DS50002309A-page 6
Represents
Examples
Referenced books
Emphasized text
A window
A dialog
A menu selection
A field name in a window or
dialog
A menu path
MPLAB® IDE User’s Guide
...is the only compiler...
the Output window
the Settings dialog
select Enable Programmer
“Save project before build”
A dialog button
A tab
A number in verilog format,
where N is the total number of
digits, R is the radix and n is a
digit.
A key on the keyboard
Click OK
Click the Power tab
4‘b0010, 2‘hF1
Italic Courier New
Sample source code
Filenames
File paths
Keywords
Command-line options
Bit values
Constants
A variable argument
Square brackets [ ]
Optional arguments
Curly brackets and pipe
character: { | }
Ellipses...
Choice of mutually exclusive
arguments; an OR selection
Replaces repeated text
Represents code supplied by
user
File>Save
Press <Enter>, <F1>
#define START
autoexec.bat
c:\mcc18\h
_asm, _endasm, static
-Opa+, -Opa0, 1
0xFF, ‘A’
file.o, where file can be
any valid filename
mcc18 [options] file
[options]
errorlevel {0|1}
var_name [, var_name...]
void main (void)
{ ...
}
 2014 Microchip Technology Inc.
Preface
RECOMMENDED READING
This user’s guide describes how to use MCP3919 ADC Evaluation Board for 16-Bit
MCUs. Another useful document is listed below. The following Microchip document is
available and recommended as a supplemental reference resource:
• MCP3919 Data Sheet – “3V Three-Channel Analog Front End” (DS20005347A)
THE MICROCHIP WEB SITE
Microchip provides online support via our web site at www.microchip.com. This web
site is used as a means to make files and information easily available to customers.
Accessible by using your favorite Internet browser, the web site contains the following
information:
• Product Support – Data sheets and errata, application notes and sample
programs, design resources, user’s guides and hardware support documents,
latest software releases and archived software
• General Technical Support – Frequently Asked Questions (FAQs), technical
support requests, online discussion groups, Microchip consultant program
member listing
• Business of Microchip – Product selector and ordering guides, latest Microchip
press releases, listing of seminars and events, listings of Microchip sales offices,
distributors and factory representatives
CUSTOMER SUPPORT
Users of Microchip products can receive assistance through several channels:
•
•
•
•
Distributor or Representative
Local Sales Office
Field Application Engineer (FAE)
Technical Support
Customers should contact their distributor, representative or field application engineer
(FAE) for support. Local sales offices are also available to help customers. A listing of
sales offices and locations is included in the back of this document.
Technical support is available through the web site at: http://support.microchip.com.
DOCUMENT REVISION HISTORY
Revision A (September 2014)
• Initial release of this document.
 2014 Microchip Technology Inc.
DS50002309A-page 7
MCP3919 ADC EVALUATION BOARD
FOR 16-BIT MCUs USER’S GUIDE
Chapter 1. Product Overview
1.1
OVERVIEW
The MCP3919 ADC Evaluation Board for 16-Bit MCUs system provides the opportunity
to evaluate the performance of the MCP3919 three-channel Analog Front End (AFE).
It also provides a development platform for 16-bit microcontroller-based applications,
using the existing 100-pin PIC® microcontroller Plug-in Module (PIM) systems that are
compatible with the Explorer 16 Evaluation Board (DM240001) and other high pin
count PIC device based demo boards. The system comes with a programmed
PIC24FJ256GA110 PIM module that communicates with the Energy Management
Utility software for data exchange and ADC setup.
The MCP3919 ADC Evaluation Board for 16-Bit MCUs uses the Energy Management
Utility software for evaluation of the MCP3919 via a USB connection to the board. A
download link for this software can be found on the evaluation board’s web page. For
instructions on the use of this software, refer to the supporting documentation included
within the application install package.
1.1.1
Feature Highlights
• Three-channel ADC MCP3919 output display using serial communication to the
PC software interface.
• Simultaneous 57 ksps at OSR32 address loop ALL or 95 dB SINAD at OSR512
performance on MCP3919.
• System and ADC performance analysis through graphical PC tools showing noise
histogram, frequency domain (FFT), time domain scope plot and statistical
numerical analysis.
• Robust hardware design with analog grounding and analog/digital separation,
allowing low noise evaluation of the MCP3919 device; includes separate power
supplies and power planes on a four-layer board.
• PICtail™ Plus connectors for Explorer 16 daughter board compatibility.
DS50002309A-page 8
 2014 Microchip Technology Inc.
Product Overview
FIGURE 1-1:
1.2
MCP3919 Evaluation Board.
WHAT THE MCP3919 ADC EVALUATION BOARD FOR 16-BIT MCUS
CONTAINS
This MCP3919 ADC Evaluation Board for 16-Bit MCUs kit includes:
•
•
•
•
MCP3919 ADC Evaluation Board for 16-Bit MCUs (Part number ADM00573)
PIC24FJ256GA110 PIM
USB Cable
Important Information Sheet
 2014 Microchip Technology Inc.
DS50002309A-page 9
MCP3919 ADC EVALUATION BOARD
FOR 16-BIT MCUs USER’S GUIDE
Chapter 2. Hardware Description
2.1
PIM MODULE/MCP3919 CONNECTION AND PERIPHERAL USAGE
OVERVIEW
The MCP3919 ADC Evaluation Board for 16-Bit MCUs contains a 100-pin PIM socket
compatible with Microchip’s PIM modules. The system comes with one PIM module,
the PIC24FJ256GA110.
LD2 LD3
RA9/10
RD11/12/13
CONTROL SWITCHES (X3)
RF4/U2RX
UART SERIAL TO PC COMMUNICATION
RF5/U2TX
OC1/RG6
OSC1
DGND DVDD
OSC2
AGND
AVDD
Clock Generation/
Phase Correction
RA14/ADC_DR
RG9/ADC_CS
RG6/ADC_SCK
RG7/ADC_MISO
RG8/ADC_MOSI
PIM Module
FIGURE 2-1:
DS50002309A-page 10
RESET
DR
CS
SCK
SDO
SDI
SPI Serial
Interface
SINC3
Digital Filter
RA5/ADC_RESET
SINC3
Digital Filter
Current Boost
Circuit
VREF
Delta Sigma
Multi-Level
Modulator
PGA
Delta Sigma
Multi-Level
Modulator
PGA
+
CH0+
-
CH0-
+
CH2+
-
CH2-
MCP3919
Digital Connection Overview PIM/MCP3919 Connections.
 2014 Microchip Technology Inc.
Hardware Description
Ports A, D and G are used for signals such as push buttons, output LEDs, CS and
MCLR (for the MCP3919 data mode setting). Output Compare 1 is used for clock
generation in the MCP3919. Serial communication is achieved through the MSSP
module 1.
The MCP3919 device is an Analog Front End (AFE) with three ADCs featuring a second order modulator and a third order sinc filter, plus a first order sinc filter used for
higher OSR values. The delta-sigma A/D converters have an adjustable oversampling
ratio. The CLKIN pin of the MCP3919 is the oversampling clock (MCLK) input. The
MCP3919 ADC Evaluation Board for 16-Bit MCUs offers two different options for the
MCP3919 master clock (MCLK). The default setting for the ADC internal clock is an
external clock driven by the MCU.
2.1.1
Using the Crystal X1
The MCP3919 ADC Evaluation Board for 16-Bit MCUs is populated with a 10 MHz
crystal, used as a clock source by placing jumpers in the following position on the
MCP3919 Digital I/O header block:
CLKOUT
CLKIN
CLKIN
FIGURE 2-2:
2.1.2
XTAL
XTAL
PIM OC1
ADC Clock Selection Jumpers – External Crystal.
Driving the Clock with the PIM Module
The PIC MCU can be used to generate the CLKIN (MCLK) signal for the MCP3919,
setting the ADC sample rate through the use of the output compare module OC1. To
use this feature, make the following jumper change to the MCP3919 Digital I/O header
block:
CLKOUT
CLKIN
CLKIN
FIGURE 2-3:
XTAL
XTAL
PIM OC1
ADC Clock Selection Jumpers – Clock from MCU.
The frequency of the OC1 output is based on the PR1 bit settings in the firmware.
2.2
ANALOG INPUT STRUCTURE
Three differential input paths allow external signal sources to be easily connected to
the MCP3919 inputs. Screw-terminal connectors J1, J4, J7, J21, J23, J25, J27 and J29
are 3-pin connectors that act as both screw-type and clip-on post connectors.
Note:
To use a screw-terminal connector as a post connector, pull up the blue
plastic top to access the posts.
The connectors J1, J4, J7, J21, J23 and J25 can be used to force either channel from
a differential to single-ended configuration. R4 and R11 (on CH0), R19 and R21 (on
CH1) R18 and R65 (on CH2), R69 and R71 (on CH3), R75 and R77 (on CH4) and R81
and RR83 (on CH5) act as locations for burden resistor connectors for any current
transformer inputs.
 2014 Microchip Technology Inc.
DS50002309A-page 11
MCP3919 ADC Evaluation Board for 16-Bit MCUs User’s Guide
2.3
UNIVERSAL SERIAL BUS (USB)
The MCP3919 ADC Evaluation Board for 16-Bit MCUs also contains a USB connection
for connecting the evaluation board to a PC. There is an MCP2200 USB to UART converter on the board which creates a virtual COMM port on the PC. The MCP3919 ADC
Evaluation Board for 16-Bit MCUs also features an RS-232 connector, just in case it is
required. The RS-232 line driver is connected to the same UART pins of the MCU. For
this reason, a 3-pin jumper (J16) is present on the evaluation board to select which serial
communication will be used: USB or RS-232. The following figure summarizes the connections between the ADC, MCU, USB to serial converter and the RS-232 line driver.
USB
MCP2200
PIM
Module
MCP3919
ADC
USB
TX
RX
RS-232 Driver
RS-232
RG6/SCK1
RF5/U2TX
RG7/ADC_MISO
SCK
RG8/ADC_MOSI
SDI
SDO
RF4/U2RX
RX
TX
FIGURE 2-4:
USB Block Diagram.
The MCP2200 is powered from the USB with 5V. The Q1 transistor (see Appendix
A. “Schematics and Layouts”) is used to disconnect the board from the PC when it
is powered-down to avoid power consumption. By changing the jumper J9 setting, the
user can select the source of the power supply for the board to be either +5V derived
from the USB or an external +9V power supply.
Since the PIC24F runs at 3.3V, a level shifter was used to modify the signal level to 5V
as required by the MCP2200; this is done with U11 (see Appendix A. “Schematics
and Layouts”).
The 7.3728 MHz value of the crystal is required to achieve the correct baud rate values
for higher speed. This design uses a baud rate of 921.6 kbaud and for this baud rate,
the register (U1BRG) value is 3 (decimal).
DS50002309A-page 12
 2014 Microchip Technology Inc.
MCP3919 ADC EVALUATION BOARD
FOR 16-BIT MCUs USER’S GUIDE
Chapter 3. Firmware
3.1
PIC24FJ256GA110 FIRMWARE DESCRIPTION
3.1.1
MCU Initialization
The microcontroller used for the code example is the 16-bit XLP with 16 MIPS
PIC24FJ256GA110. The MCU has remappable pins and output compare with a
dedicated time base.
The MCU uses a 7.3278 MHz crystal for the clock and the internal PLL to increase the
frequency by four times. The uncommon crystal value was chosen to obtain the correct
baud rate, even for high baud rates. The remappable pins are configured to make the
PIM compatible with the Explorer 16 development board. The MCP3919 is linked with
the MCU through the SPI1 port. The ADC clock is given by OC1. The DR pin of the
MCP3919 is tied to external Interrupt 2.
Serial data transmission is carried out through the UART2 module. For transmission,
OC2 interrupt is used; for receiving, the _U1RX Interrupt is used. The UART communication speed is 921.6 kbaud. OC2 is used for the serial transmission to create short
bursts of data that can be processed by the MCP2200. Sending too many characters,
with no time between them at the current baud rate, will cause the MCP2200 to lose data.
Note:
3.2
The PIC24FJ256GA110 must be Rev. A5 or newer in order for this code
example to work.
DATA ACQUISITION
External Interrupt 2 is used for detecting the end of conversion on the MCP3919. In the
INT2 Interrupt, the data samples are read from the ADC using SPI.
When a new buffer begins to be read, Timer 4 is started. This is set as a 32-bit timer
together with Timer 5. It will be stopped when the buffer is full and is used to measure
the sampling speed.
Before reading the date samples, the MCU investigates the address loop setting
(READ <1:0> bits) in the STATUSCOM register and adjusts the read sequence accordingly (when the address is not incremented automatically in hardware, the MCU has to
do that in firmware, leading to a longer read sequence). The acquired samples are
written in three long vectors created in the RAM of the MCU. The three vectors hold the
first, second and third byte from both channels.
The vectors have a length of 2048. The value of Timer 4 and the values of the other
registers inside the ADC are stored in a vector called “internal_registers[26]”.
 2014 Microchip Technology Inc.
DS50002309A-page 13
MCP3919 ADC Evaluation Board for 16-Bit MCUs User’s Guide
3.3
UART COMMUNICATION PROTOCOL
The serial connection is used to send the acquired data to the PC at a speed of
921.6 kbaud, and the MCP2200 is used for the UART-to-USB conversion.
The communication uses handshaking, meaning that the board will not send data to
the PC unless the board receives a command from the PC.
The UART transmission is triggered by the output compare module OC2.This allows
the data to be transmitted to the PC in short bursts that are separated by a dead time.
This method of sending data allows the MCP2200 to handle the high throughput. If the
entire amount of data is sent continuously to the PC at the current baud rate, the
MCP2200 will not be able to process the data for correct USB transfer.
After a complete transmission, the UART RX interrupt is enabled by increasing its
priority relative to all other interrupts. In this interrupt, the MCU needs to receive the
values of the internal registers as the user is setting them in the PC GUI.
DS50002309A-page 14
 2014 Microchip Technology Inc.
MCP3919 ADC EVALUATION BOARD
FOR 16-BIT MCUs USER’S GUIDE
Appendix A. Schematics and Layouts
A.1
INTRODUCTION
This appendix contains the following schematics of the MCP3919 ADC Evaluation
Board for 16-Bit MCUs:
•
•
•
•
•
•
•
•
•
•
•
•
 2014 Microchip Technology Inc.
Board – Power Schematic
Board – ADC Schematic
Board – Microcontroller (MCU) Schematic
Board – PIM Module Schematic
Board – Top Silk
Board – Top Copper and Silk
Board – Top Copper
Board – Internal Plane 1 and Assembly Top
Board – Internal Plane 2 and Assembly Top
Board – Bottom Copper
Board – Bottom Copper and SILK
Board – Bottom Silk
DS50002309A-page 15
BOARD – POWER SCHEMATIC
POWER
5V_USB
5V
U2
1
VIN
0603
G
Q1
SI1307EDL
D
1k
C44
USB Standby Protection
C46
0.1uF
0603
10uF
16V
1206
GND
3
C10
0.1uF
0603
GND
3.3D
C11
C45
0.1uF
0603
10uF
1206
TP1
TP2
Via_2.5x1.5 Via_2.5x1.5
3.3D
R26
1k
U3
1
GND
MCP1754S-3.3V
VIN
VOUT
GND
GND
GND
GND
3
3.3A
L1
0603
GND
LD1
GREEN
9V
J10
1
3
2
U4
D1
3
MRA4005
C15
3
10uF
20V
TANT-B
GND
GND
J9
LM1117-5V
VIN
VOUT
GND
1
GND
2
3 1
4 2
+9V IN
+5V USB
+9V IN
GND
C12
C13
C14
0.1uF
0603
10uF
1206
0.1uF
0603
GND
GND
2
2
POWER
VOUT
GND
2
R63
USB_EN
MCP1825S-3.3V
S
10k
0603
1
5V_USB
R62
GND
GND
2x2
J19
1 2
1x2
GND
+5V EXT
5V
Net Tie
GND
GNDA
 2014 Microchip Technology Inc.
PAD1
Bumpon Hemisphere Black
MCP3919 ADC Evaluation Board for 16-Bit MCUs User’s Guide
DS50002309A-page 16
A.2
 2014 Microchip Technology Inc.
A.3
BOARD – ADC SCHEMATIC
ADC
J6
3.3D
1 2
RA14/3912_DR
1x3
R65
0603
J7
GNDA
GNDA
1k 1%
GNDA
2x3
R67
1k
R68
GNDA
1x3
R71
0603
1k
1k 1%
J21
GNDA
5 3 1
6 4 2
0603
1 2 3
J22
CH1GND
CH1+
R69
GNDA
1k 1%
GNDA
1x3
R77
0603
1k 1%
J23
GNDA
5 3 1
6 4 2
0603
1 2 3
J24
1k
GNDA
1k 1%
0603
1%
0603
1%
0603
1%
GNDA
2x3
R79
1k
C47
1k 1%
0603
0.1uF
0603
GNDA
R66
C50
1k 1%
0603
0.1uF
0603
3.3A
3.3D
R9
R7
10R
0603
10R
0603
0603
1%
C3
0603
0.1uF
R70
C51
1k 1%
0603
0.1uF
0603
GNDA
R72
C52
1k 1%
0603
0.1uF
0603
1
CH0+
CH0-
R76
C53
1k 1%
0603
0.1uF
0603
GNDA
R78
C54
1k 1%
0603
0.1uF
0603
0.1uF
GNDA
GNDA
16
20
DGND
17
DGND
4
CH15
CH1+
CH2+
CH2-
6
CH2+
7
CH28
NC
9
NC
14
REFIN+
15
REFIN-
C5
0.1uF
0603
GNDA GNDA
28
DVDD
AGND
2
CH0+
3
CH0-
U5
MCP3919
RA5/3912_RESET
RG8/3912_SDI
RG7/3912_SDO
RG6/3912_SCK
RG9/3912_CS
RA14/3912_DR
RF4/PMPA9/U2RX
RF5/PMPA8/U2TX
GND
AVDD
CH1CH1+
REFIN+
REFIN-
J8
0603
RESET
SDI
SDO
SCK
CS
DR
27 R5
26 100R
25 R8
24 10R
23 R12
18 10R
22
OSC2
21
OSC1/CLKI
NC
NC
NC
NC
NC
19
13
12
11
10
2x8
GND
GND
0603
R6
0603
10R
R10
0603
0603
0603
10R
R14
10R
0603
RA5/3912_RESET
RG8/3912_SDI
RG7/3912_SDO
RG6/3912_SCK
RG9/3912_CS
RA14/3912_DR
ADC CLOCK SELECT
J3
ECCP3
R17
0603
10R
RD3/3912_CLKIN
XTAL
X
XTAL
X
&
2x3
0603
GND
0603
GND
S)
R20
1M 1%
0603
X1
C7
DS50002309A-page 17
S)
Schematics and Layouts
R73
R64
C4
2x3
1k
CH2+
GND
CH2-
0603
1%
GNDA
R74
R75
0603
1%
0603
1k
15 13 11 9 7 5 3 1
16 14 12 10 8 6 4 2
GNDA
1k
1k 1%
5 3 1
6 4 2
1 2 3
CH0+
GND
CH0-
R18
0603
1 3 5
2 4 6
R16
J20
R25
1x2
BOARD – MICROCONTROLLER (MCU) SCHEMATIC
LCD1
3.3D
C65
0603
GND
0.1uF
RA2/SCL2
RA3/SDA2
0603
10R
GND
R55
0603
3.3D
0603
3.3D
1k
R98
1k
RA10/PMPA6
R29
R30
1k
0603
1k
0603
GND
LD2
LD3
GREEN
RED
GND
GND
1
2
3
4
5
6
7
8
9
10
RC13
GND
C33
0.1uF
0603
0.1uF
C34
0603
0.1uF
C35
RD14/U1CTS
0.1uF
0603
EN
FORCE_OFF
C1+
VCC
V+
GND
C1T1OUT
C2+
R1IN
C2R1OUT
VFORCE_ON
T2OUT
T1N
R2IN
T2IN
R2OUT INVALID
I
20
19
18
17
16
15
14
13
12
11
3.3D
GND
0603
RX
0603
TX
1k
RF5/PMPA8/U2TX
R57
1k
GND
R58
4.7k
0603
3
2
12MHz
R60
1k
1k
0603
0603 LD6
GND
GND
2
0603
RD12
RG9/3912_CS
RG6/3912_SCK
RG7/3912_SDO
RG8/3912_SDI
GND
RB8/AN8
RA9/PMPA7
GND
RA15/INT4
RF12/U2CTS
3.3D
5V
9V
1SW3
4
2
3
4.7k
0603
R45
1k
RG15
RG12
RA0/TMS
RA4/TDI
RA6
RB6/AN6/PGC
RB5/AN5
RB10/PMPA13
RB12/PMPA11
RB14/PMPA1
RC1
RC3
RC13
SPST
C28
0.1uF
0603
GND
GND
3.3D
U9
VDD
VSS
OSC1
D+
OSC2
DRST
VUSB
GP7/TxLED GP0
GP6/RxLED GP1
GP5
GP2
GP4
CTS
GP3
RX
TX
RTS
RD0/SDO1
RD2
RD4
RD6
RD8
RD10/SCK1
RD12
3.3D
RE0/PMPD0
RE2/PMPD2
RE4/PMPD4
RE6/PMPD6
R48
0.1uF
0603
GND
GND
20
19
18
17
16
15
14
13
12
11
USB_P
USB_N
GND
GND
1SW4
4
2
3
4.7k
0603
R49
0603
1k
RD13
SPST
C29
USB_EN
0.1uF
0603
GND
C37
0.1uF
0603
GND
DATAVIEW PORT
USB
GND
U11
GND
3.3D
U9-RX
GND
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
J17
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
33
35
37
39
41
43
45
47
49
51
53
55
57
59
61
34
36
38
40
42
44
46
48
50
52
54
56
58
60
62
65
67
69
71
73
75
77
79
81
83
85
87
89
91
93
95
97
99
101
103
105
107
109
111
113
115
117
119
66
68
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
102
104
106
108
110
112
114
116
118
120
MEC1-160-02-L-D-A
1
8
B2
B1
2
7
GND VCCB
5V_USB
3
6
VCCA
OE
3.3D
4
5
A2
A1
RF5/PMPA8/U2TX
J15
1
USB_N
2
USB_P
3
4
1 2 3
MCP2200
1
5V_USB
U9-RX
RED, GREEN
5V_USB
RD11
R44
9
C36
1
2
3
4
5
6
7
8
9
10
0603
1k
3.3D
TXS0102
RED
R37
J14
MCP2200
R59
GREEN
3
GND
4
 2014 Microchip Technology Inc.
1
3
SPST
GND
1
6
2
7
3
8
4
9
5
5V_USB
X3
2
4.7k
0603
C27
RX
GND
TX
RD15/U1RTS
RC14
5V_USB
RB2/SS1/AN2
RF6/INT0/SCK1
RF7
RF8
GND
RB0/AN0
RB3/AN3
GND
RE9
RD14/U1CTS
3.3D
5V
9V
RG0
RG1
0.1uF
0603
GND
GND
R56
4
3.3D
SN75C3223PWR
U8-RX
MCLR
R36
1SW2
0.1uF
0603
GND
0603
1k
3.3D
C31
U8
R35
0.1uF
0603
GND
GND
0603
3
SPST
C18
GND
C32
2
4.7k
0603
GND
5
VBUS
D
DD
D+
ID
GND
J16
1x3
0
4.7k
4
RF4/PMPA9/U2RX
U8-RX
0.1uF
0603
0603
R33
1SW1
1
1uF
0603
R53
3.3D
GND
2
1uF
0603
RA9/PMPA7
GND
1
C64
5V
2
VDD
C63
0603
1k
4
VSS
3
SDA
2
SCL
1
RST
C62
R54
3.3D
R52
A
K
5
8
C1-
7
C1+
6
VOUT
NHD-C0216CIZ-FSW-FBW-3V3
5
RF2/U1RX
RF3/U1TX
RG2/SCL1
RG3/SDA1
GND
RB1/AN1
RB4/AN4
GND
RE8/INT1
RD15/U1RTS
3.3D
5V
9V
RF0
RF1
RB2/SS1/AN2
RF6/INT0/SCK1
RF7
RF8
GND
RB0/AN0
RB3/AN3
GND
RE9
RD14/U1CTS
3.3D
5V
9V
RG0
RG1
RF4/PMPA9/U2RX
RF5/PMPA8/U2TX
RA2/SCL2
RA3/SDA2
GND
RB9/AN9
RA10/PMPA6
GND
RA14/3912_DR
RF13/U2RTS
3.3D
5V
9V
RG0
RG1
RG9/3912_CS
RG6/3912_SCK
RG7/3912_SDO
RG8/3912_SDI
GND
RB8/AN8
RA9/PMPA7
GND
RA15/INT4
RF12/U2CTS
3.3D
5V
9V
RG13
RG14
RA1/TCK
RA5/3912_RESET
RA7
RB7/AN7/PGD
MCLR
RB11/PMPA12
RB13/PMPA10
RB15/PMPA0
RC2
RC4/SDI1
RC14
RG15
RG12
RA0/TMS
RA4/TDI
RA6
RB6/AN6/PGC
RB5/AN5
RB10/PMPA13
RB12/PMPA11
RB14/PMPA1
RC1
RC3
RC13
RD1/HOLD
RD3/3912_CLKIN
RD5
RD7
RD9
RD11
RD13
3.3D
RE1/PMPD1
RE3/PMPD3
RE5/PMPD5
RE7/PMPD7
RD0/SDO1
RD2
RD4
RD6
RD8
RD10/SCK1
RD12
3.3D
RE0/PMPD0
RE2/PMPD2
RE4/PMPD4
RE6/PMPD6
GND
GND
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
J18
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
33
35
37
39
41
43
45
47
49
51
53
55
57
59
61
34
36
38
40
42
44
46
48
50
52
54
56
58
60
62
65
67
69
71
73
75
77
79
81
83
85
87
89
91
93
95
97
99
101
103
105
107
109
111
113
115
117
119
66
68
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
102
104
106
108
110
112
114
116
118
120
MEC1-160-02-X-D
Edge Card
RF2/U1RX
RF3/U1TX
RG2/SCL1
RG3/SDA1
GND
RB1/AN1
RB4/AN4
GND
RE8/INT1
RD15/U1RTS
3.3D
5V
9V
RF0
RF1
RF4/PMPA9/U2RX
RF5/PMPA8/U2TX
RA2/SCL2
RA3/SDA2
GND
RB9/AN9
RA10/PMPA6
GND
RA14/3912_DR
RF13/U2RTS
3.3D
5V
9V
RG0
RG1
RG13
RG14
RA1/TCK
RA5/3912_RESET
RA7
RB7/AN7/PGD
MCLR
RB11/PMPA12
RB13/PMPA10
RB15/PMPA0
RC2
RC4/SDI1
RC14
RD1/HOLD
RD3/3912_CLKIN
RD5
RD7
RD9
RD11
RD13
3.3D
RE1/PMPD1
RE3/PMPD3
RE5/PMPD5
RE7/PMPD7
GND
MCP3919 ADC Evaluation Board for 16-Bit MCUs User’s Guide
DS50002309A-page 18
A.4
BOARD – PIM MODULE SCHEMATIC
3.3D
GND
GND
3.3D
3.3D
3.3D
PIC24 ICD
R28
10k
0603
15
36
45
65
75
31
U10
PIC32MX775
1M
OSC2
OSC1
DS50002309A-page 19
RG0
RG1
RG2/SCL1
RG3/SDA1
RG6/3912_SCK
RG7/3912_SDO
RG8/3912_SDI
RG9/3912_CS
RG12
RG13
RG14
RG15
90
89
57
56
10
11
12
14
96
97
95
1
RD8
3.3D
R34
10R
0603
GND
R40
R41
1k
0603
1k
0603
3.3D
R31
R32
0603
10R
0603
0R
GND
C16
C17
0.1uF
0603
10uF
1206
GND
VDDCORE
GND
MCLR
VBUS
VUSB
VCAP/VDDCORE
VDD
VDD
VDD
VDD
VDD
VDD
AVDD
VSS
VSS
VSS
VSS
VSS
AVSS
TMS/RA0
TCK/RA1
SCL2/RA2
SDA2/RA3
TDI/RA4
TDO/RA5
TRCLK/RA6
TRD3/RA7
VREF-/CVREF-/AERXD2/PMA7/RA9
VREF+/CVREF+/AERXD3/PMA6/RA10
AETXCLK/SCL1/INT3/RA14
AETXEN/SDA1/INT4/RA15
PGED1/AN0/CN2/RB0
PGEC1/AN1/CN3/RB1
AN2/C2IN-/CN4/RB2
AN3/C2IN+/CN5/RB3
AN4/C1IN-/CN6/RB4
AN5/C1IN+/VBUSON/CN7/RB5
PGEC2/AN6/OCFA/RB6
PGED2/AN7/RB7
AN8/C1OUT/RB8
AN9/C2OUT/RB9
AN10/CVREFOUT/PMA13/RB10
AN11/ERXERR/AETXERR/PMA12/RB11
AN12/ERXD0/AECRS/PMA11/RB12
AN13/ERXD1/AECOL/PMA10/RB13
AN14/ERXD2/AETXD3/PMALH/PMA1/RB14
AN15/ERXD3/AETXD2/OCFB/PMALL/PMA0/CN12/RB15
C1RX/ETXD1/PMD11/RF0
C1TX/ETXD0/PMD10/RF1
SDA3/SDI3/U1RX/RF2
USBID/RF3
SDA5/SDI4/U2RX/PMA9/CN17/RF4
SCL5/SDO4/U2TX/PMA8/CN18/RF5
SCL3/SDO3/U1TX/RF8
AC1RX/SS4/U5RX/U2CTS/RF12
AC1TX/SCK4/U5TX/U2RTS/RF13
SDO1/OC1/INT0/RD0
OC2/RD1
OC3/RD2
OC4/RD3
OC5/PMWR/CN13/RD4
PMRD/CN14/RD5
ETXEN/PMD14/CN15/RD6
ETXCLK/PMD15/CN16/RD7
RTCC/EMDIO/AEMDIO/IC1/RD8
SS1/IC2/RD9
SCK1/IC3/PMCS2/PMA15/RD10
EMDC/AEMDC/IC4/PMCS1/PMA14/RD11
ETXD2/IC5/PMD12/RD12
ETXD3/PMD13/CN19/RD13
AETXD0/SS3/U4RX/U1CTS/CN20/RD14
AETXD1/SCK3/U4TX/U1RTS/CN21/RD15
C2RX/PMD8/RG0
C2TX/ETXERR/PMD9/RG1
D+/RG2
PMD0/RE0
D-/RG3
PMD1/RE1
ECOL/SCK2/U6TX/U3RTS/PMA5/CN8/RG6
PMD2/RE2
ECRS/SDA4/SDI2/U3RX/PMA4/CN9/RG7
PMD3/RE3
ERXDV/AERXDV/ECRSDV/AECRSDV/SCL4/SDO2/U3TX/PMA3/CN10/RG8
PMD4/RE4
ERXCLK/AERXCLK/EREFCLK/AEREFCLK/SS2/U6RX/U3CTS/PMA2/CN11/RG9
PMD5/RE5
TRD1/RG12
PMD6/RE6
TRD0/RG13
PMD7/RE7
TRD2/RG14
AERXD0/INT1/RE8
AERXERR/RG15
AERXD1/INT2/RE9
17
38
58
59
60
61
91
92
28
29
66
67
25
24
23
22
21
20
26
27
32
33
34
35
41
42
43
44
6
7
8
9
63
73
74
64
72
76
77
78
81
82
83
84
68
69
70
71
79
80
47
48
93
94
98
99
100
3
4
5
18
19
RA0/TMS
RA1/TCK
RA2/SCL2
RA3/SDA2
RA4/TDI
RA5/3912_RESET
RA6
RA7
RA9/PMPA7
RA10/PMPA6
RA14/3912_DR
RA15/INT4
RD5
RB0/AN0
RB1/AN1
RB2/SS1/AN2
RB3/AN3
RB4/AN4
RB5/AN5
RB6/AN6/PGC
RB7/AN7/PGD
RB8/AN8
RB9/AN9
RB11/PMPA12
RB10/PMPA13
RB12/PMPA11
RB13/PMPA10
RB14/PMPA1
RB15/PMPA0
4
3
R46
R47
1k
0603
1k
0603
1k
0603
3.3D
0.1uF
0.1uF
0603
0603
GND
GND
RD0/SDO1
RD1/HOLD
RD2
RD3/3912_CLKIN
RD4
RD5
RD6
RD7
RD8
RD9
RD10/SCK1
RD11
RD12
RD13
RD14/U1CTS
RD15/U1RTS
3.3D
RD10/SCK1
RD0/SDO1
RD1/HOLD
RD8
C61
0.1uF
0.1uF
0603
0603
GND
GND
1
RD10/SCK1
RD0/SDO1
RD1/HOLD
CS
7
1
3
3.3D
3.3D
3.3D
3.3D
3.3D
C38
C39
C40
C41
C42
C43
0.1uF
0603
0.1uF
0603
0.1uF
0603
0.1uF
0603
0.1uF
0603
0.1uF
0603
GND
GND
GND
GND
GND
GND
2
SIO2
4
3
3.3D
RC4/SDI1
4
LD4
RED
1
2
HCPL-181
GND
RD7
RD10/SCK1
RD0/SDO1
RD1/HOLD
VSS
U6
1
3
GND
CS
6
SCK
5
SI/SIO0
7
U15
SO/SIO1
8
2
3.3D
RC4/SDI1
HOLD/SIO3
SIO2
RD9
RD10/SCK1
RD0/SDO1
RD1/HOLD
VSS
4
GND
1
3
VSS
CS
6
SCK
5
SI/SIO0
7
SO/SIO1
SIO2
23LC1024
VCC
VCC
8
2
3.3D
RC4/SDI1
HOLD/SIO3
U14
CS
GND
U13
23LC1024
23LC1024
3.3D
SO/SIO1
8
HOLD/SIO3
6
SCK
5
SI/SIO0
7
VCC
J12
1x2
GND
U12
6
SCK
5
SI/SIO0
3
3.3D
C30
RED
2
RD6
C67
ACTIVE PWR
LD5
1
GND
3.3D
C66
U7
HCPL-181
1x2
RC1
RC2
RC3
RC4/SDI1
OSC1
RC13
RC14
OSC2
RE0/PMPD0
RE1/PMPD1
RE2/PMPD2
RE3/PMPD3
RE4/PMPD4
RE5/PMPD5
RE6/PMPD6
RE7/PMPD7
RE8/INT1
RE9
R51
1k
0603
REACTIVE PWR
J13
RD4
PULSE OUTPUTS
R50
VCC
SO/SIO1
4
8
2
GND
3.3D
RC4/SDI1
HOLD/SIO3
SIO2
23LC1024
VSS
4
GND
Schematics and Layouts
RF0
RF1
RF2/U1RX
RF3/U1TX
RF4/PMPA9/U2RX
RF5/PMPA8/U2TX
RF8
RF12/U2CTS
RF13/U2RTS
ENVREG
PIMMODU/E
T2CK/RC1
T3CK/AC2TX/RC2
T4CK/AC2RX/RC3
T5CK/SDI1/RC4
OSC1/CLKI/RC12
SOSCI/CN1/RC13
SOSCO/T1CK/CN0/RC14
OSC2/CLKO/RC15
87
88
52
51
49
50
53
40
39
RG2/SCL1
0603
1%
RG3/SDA1
1M
R43
0603
1%
1
2
16
37
46
62
86
30
0R
0603
2
GND
GND
GND
GND
GND
GND
85
R27
2.2k
0603
1 2
3.3D
3.3D
3.3D
3.3D
3.3D
ENVREG
3.3D
55
R38
2.2k
0603
1
VDDCORE
R39
1 2
RF6/INT0/SCK1
54
22pF
0603
R42
3.3D
RF7
22pF
0603 X2
7.3728MHz
1x6
13
C26
MCLR
3.3D
GND
RB7/AN7/PGD
RB6/AN6/PGC
MCLR
C25
2
J11
6 5 4 3 2 1
 2014 Microchip Technology Inc.
A.5
MCP3919 ADC Evaluation Board for 16-Bit MCUs User’s Guide
A.6
BOARD – TOP SILK
A.7
BOARD – TOP COPPER AND SILK
DS50002309A-page 20
 2014 Microchip Technology Inc.
Schematics and Layouts
A.8
BOARD – TOP COPPER
A.9
BOARD – INTERNAL PLANE 1 AND ASSEMBLY TOP
 2014 Microchip Technology Inc.
DS50002309A-page 21
MCP3919 ADC Evaluation Board for 16-Bit MCUs User’s Guide
A.10 BOARD – INTERNAL PLANE 2 AND ASSEMBLY TOP
A.11 BOARD – BOTTOM COPPER
DS50002309A-page 22
 2014 Microchip Technology Inc.
Schematics and Layouts
A.12 BOARD – BOTTOM COPPER AND SILK
A.13 BOARD – BOTTOM SILK
 2014 Microchip Technology Inc.
DS50002309A-page 23
MCP3919 ADC Evaluation Board for 16-Bit MCUs User’s Guide
NOTES:
DS50002309A-page 24
 2014 Microchip Technology Inc.
MCP3919 ADC EVALUATION BOARD
FOR 16-BIT MCUs USER’S GUIDE
Appendix B. Bill of Materials (BOM)
TABLE B-1:
Qty
BILL OF MATERIALS (BOM)
Reference
3
C13, C44, C45
1
1
Description
Manufacturer
Part Number
Cap. ceramic 10 µF 16V 10% X5R SMD TDK Corporation
1206
C3216X5R1C106K
C15
Cap. Tant. 10 µF 20V 10% 2.1Ohm SMD B AVX Corporation
TAJB106K020RNJ
C17
Cap. ceramic 10 µF 10V 20% X7R SMD TDK Corporation
1206
C3216X7R1A106M
38
C3, C4, C5,
Cap. ceramic 0.1 µF 16V 10% X7R 0603 TDK Corporation
C10, C11, C12,
C14, C16, C18,
C27, C28, C29,
C30, C31, C32,
C33, C34, C35,
C36, C37, C38,
C39, C40, C41,
C42, C43, C46,
C47, C50, C51,
C52, C53, C54,
C61, C64, C65,
C66, C67
C1608X7R1C104K
4
C6, C7, C25,
C26
Cap. ceramic 22 pF 50V 10% C0G SMD TDK Corporation
0603
C1608C0G1H220J
2
C62, C63
Cap. ceramic 1 µF 10V 20% X7R SMD
0603
TDK Corporation
C1608X7R1A105M
1
D1
Diode Rect. MRA4005 1.1V 1A 600V
DO-214AC_SMA
ON Semiconductor®
MRA4005T3G
1
J10
Conn. power jack 2.5mm
CUI Inc.
PJ-002B
1
J11
Conn. header-2.54 Male 1x6 TH vert.
FCI
68001-106HLF
1
J14
Conn. DSUB 250V 2A DB-9-RA_F
TE Connectivity
1
J15
Conn. USB Mini USB-B Female SMD R/A Hirose Electric Co., Ltd.
1
J16
Conn. header-2.54 Male 1x3 TH vert.
Molex®
90120-0763
1
J17
Conn. Mini Edge Card MEC1 1 mm
Female 2x60 SMD vert.
Samtec, Inc.
MEC1-160-02-L-D-A
3
J20, J22, J24
Conn. Terminal Female 1x3 TH R/A
Keystone Electronics
Corp.
8723
4
J3, J7, J21, J23 Conn. header-2.54 Male 2x3 TH vert.
Samtec, Inc.
TSW-103-08-L-D
4
J6, J12, J13,
J19
Conn. header-2.54 Male 1x2 TH vert.
FCI
77311-118-02LF
1
J8
Conn. header-2.54 Male 2x8 TH vert.
FCI
68602-116HLF
1
J9
Conn. header-2.54 100V 2A Male 2x2
TH vert.
3M
961204-6404-AR
1
L1
Ferrite 300 mA 0.5R SMD 1806
Laird Technologies®
LI1806C151R-10
Note 1:
1734354-2
UX60-MB-5ST
The components listed in this Bill of Materials are representative of the PCB assembly. The released BOM
used in manufacturing uses all RoHS-compliant components.
 2014 Microchip Technology Inc.
DS50002309A-page 25
MCP3919 ADC Evaluation Board for 16-Bit MCUs User’s Guide
TABLE B-1:
Qty
BILL OF MATERIALS (BOM)
Reference
Description
Manufacturer
Part Number
1
LCD1
Display LCD NHD-C0216Newhaven Display
CIZ-FSW-FBW-3V3 16x2 Alpha 3.3V TH
2
LD1, LD2
Diode LED green 1.7V 20 mA 0603
OSRAM Opto Semicon- LG L29K-G2J1-24-Z
ductors GmbH.
1
LD3
Diode LED red 2V 25 mA 0603
OSRAM Opto Semicon- LS Q976-NR-1-0-20-R18
ductors GmbH.
2
LD4, LD5
Diode LED red 1.65V 30 mA RAD T-1_3/4 Kingbright Corp.
WP7113LSRD
1
LD6
Diode LED bi red, green 1.95V, 2.1V
30 mA 0805
Kingbright Corp.
APHBM2012SURKCGKC
5
PAD1
Mech. HW Rubber Pad Bumpon
Hemisphere 0.44" x 0.20" Black
3M
SJ-5003 (BLACK)
1
Q1
Trans. Fet. P-CH SI1307EDL -12V
-850 mA 290 mW SOT-323-3
Vishay Siliconix
SI1307EDL-T1-GE3
18
R16, R18, R64, Res. TKF 1k 1% 1/10W SMD 0603
R65, R66, R67,
R68, R69, R70,
R71, R72, R73,
R74, R75, R76,
R77, R78, R79
Panasonic®
ERJ-3EKF1001V
3
R20, R42, R43
Panasonic
ERJ-3EKF1004V
22
R25, R26, R29, Res. TKF 1k 5% 1/10W SMD 0603
R30, R35, R37,
R40, R41, R45,
R46, R47, R49,
R50, R51, R52,
R55, R56, R57,
R59, R60, R63,
R98
Panasonic
ERJ-3GEYJ102V
1
R27
Res. TKF 0R 1/10W SMD 0603
NIC Components Corp.
NRC06Z0TRF
2
R28, R62
Res. TKF 10k 5% 1/10W SMD 0603
Panasonic
ERJ-3GEYJ103V
1
R32
Res. TKF 0R 1/10W SMD 0603
Panasonic
ERJ-3GEY0R00V
6
R33, R36, R44, Res. TKF 4.7k 5% 1/10W SMD 0603
R48, R53, R58
Yageo Corporation
RC0603JR-074K7L
2
R38, R39
Res. TKF 2.2k 5% 1/10W SMD 0603
Panasonic
ERJ-3GEYJ222V
1
R5
Res. TKF 100R 5% 1/10W SMD 0603
NIC Components Corp.
NRC06J101TRF
11
R6, R7, R8, R9, Res. TKF 10R 5% 1/10W SMD 0603
R10, R12, R14,
R17, R31, R34,
R54
Yageo Corporation
RC0603JR-0710RL
4
SW1, SW2,
SW3, SW4
Switch SPST 12V 50mA
TL3301NF160QG/TR SMD
E-Switch®, Inc.
TL3301NF160QG/TR
4
U10
Socket PIM 100 Pin Female TH
Oupiin
2246-1X25G00SU
1
U11
IC Transceiver TXS0102 US-8
Texas Instruments
TXS0102DCUR
4
U12, U13, U14, MCHP Mem. SRAM 23LC1024
U15
TSSOP-8
Microchip Technology
Inc.
23LC1024-I/ST
1
U2
MCHP Ana. LDO MCP1825S-3.3V
SOT-223-3
Microchip Technology
Inc.
MCP1825S-3302E/DB
1
U3
MCHP Ana. LDO
MCP1754ST-3302E/DB SOT-223-3
Microchip Technology
Inc.
MCP1754ST-3302E/DB
Note 1:
Res. TKF 1M 1% 1/10W SMD 0603
NHD-C0216CIZ-FSW-FBW-3V3
The components listed in this Bill of Materials are representative of the PCB assembly. The released BOM
used in manufacturing uses all RoHS-compliant components.
DS50002309A-page 26
 2014 Microchip Technology Inc.
Bill of Materials (BOM)
TABLE B-1:
Qty
BILL OF MATERIALS (BOM)
Reference
Description
Manufacturer
Part Number
1
U4
IC Power LM1117-5V SOT-223-3
National Semiconductor LM1117MPX-5.0/NOPB
1
U5
IC ADC 3 Ch Delta Sigma SSOP-28
Microchip Technology
Inc.
MCP3919
2
U6, U7
IC Photo HCPL-181 4-SMD
Avago Technologies
HCPL-181-00CE
1
U8
IC Transceiver SN75C3223PWR
TSSOP-20
Texas Instruments
SN75C3223PWR
1
U9
MCHP Int. USB MCP2200 SSOP-20
Microchip Technology
Inc.
MCP2200-I/SS
1
X1
Crystal 10 MHz 18pF SMD HC49/US
Abracon® Corporation
ABLS-10.000MHZ-B4-T
1
X2
Crystal 7.3728 MHz 18pF SMD
HC49/US
Abracon Corporation
ABLS-7.3728MHZ-B4-T
1
X3
Resonator 12 MHz 0.1% SMD CSTCE-G Murata Electronics®
Note 1:
CSTCE12M0G15L99-R0
The components listed in this Bill of Materials are representative of the PCB assembly. The released BOM
used in manufacturing uses all RoHS-compliant components.
 2014 Microchip Technology Inc.
DS50002309A-page 27
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DS50002309A-page 28
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Tel: 86-23-8980-9588
Fax: 86-23-8980-9500
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Tel: 86-571-8792-8115
Fax: 86-571-8792-8116
China - Hong Kong SAR
Tel: 852-2943-5100
Fax: 852-2401-3431
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Tel: 86-25-8473-2460
Fax: 86-25-8473-2470
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Tel: 86-532-8502-7355
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Tel: 82-53-744-4301
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Fax: 82-2-558-5932 or
82-2-558-5934
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Tel: 49-2129-3766400
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03/25/14
 2014 Microchip Technology Inc.