ON ENA2241 Af controller Datasheet

Ordering number : ENA2241
LC898212XC
CMOS LSI
AF Controller
http://onsemi.com
Overview
This LSI is AF control LSI. It consists of 1 system of feed back circuit for AF control.
Features
 Built-in equalizer circuit using digital operation
- AF control equalize circuit
- Any coefficient can be specified by I2C I/F
 I2C Interface
 Built-in A/D converter
- Maximum 10-bit
- Input 2 channel
 Built-in D/A converter
- 8-bit
- Output 2-channel (Hall offset, Constant current Bias)
WLP12K(1.77X1.37)
 Built-in OP Amp
- 1 channel
- Hall Amp
 Built-in OSC
- 48MHz (Frequency adjustment function)
 Built-in PWM pulse generator circuit
- PWM circuit for AF control
 1-chip motor driver
- Saturation drive H bridge 1 channel
 Package
- WL-CSP 12-pin
- Lead-free, halogen-free
 Supply voltage
- Logic unit : Internal core typ 1.2V, AVDD (2.6V to 3.6V)
- Driver unit : VM (2.6V to 3.6V)
* I2C Bus is a trademark of Philips Corporation.
ORDERING INFORMATION
See detailed ordering and shipping information on page 4 of this data sheet.
Semiconductor Components Industries, LLC, 2013
November, 2013
N0613HK 20121214-S00001 No.A2241-1/4
LC898212XC
Pin Description
I
INPUT
O
B
OUTPUT
BIDIRECTION
TYPE
Power supply,
GND
P
NC
NOT CONNECT
■ I2C interface
I2CCK
I2CDT
B
B
I2C Clock pin
I2C Data pin
■D/A interface
BIASO
O
D/A output (Hall bias input)
■Op-Amp interface
OPINP
OPINM
I
I
Op-Amp input
Op-Amp input
■Driver interface
OUT1
OUT2
O
O
Actuator output pin
Actuator output pin
■Power supply pin
VDD
VSS
VDDO
VM
PGND
P
P
P
P
P
Digital power supply
Digital GND
LDO power supply out
Motor power supply
Power GND
PIN TYPE “O” – Ensure that it is set to OPEN.
PIN TYPE “I” – OPEN is inhibited. Ensure that it is connected to the VDD or VSS even when it is unused.
(Please contact our company for more information about selection of VDD or VSS.)
PIN TYPE “B” – If you are unsure about processing method on the pin description of pin layout table, please contact us.
Note that incorrect processing of unused pins may result in defects.
If you have any question, please feel free to contact us.
No.A2241-2/4
LC898212XC
Pin Layout
Circuit Name
Analog
Logic
Number of Pins
4
4
Circuit Name
Driver
Number of Pins
4
Backside pin layout diagram (Top View from the mold side)
4
VDDO
VM
PGND
3
AVDD
I2CDT
OUT1
2
OPINP
I2CCK
OUT2
1
VSS
OPINM
BIASO
A
B
C
Block Diagram
+
+
+
-
No.A2241-3/4
LC898212XC
Package Dimensions
WLP12K(1.77X1.37)
unit : mm
ORDERING INFORMATION
Device
LC898212XC-MH
Package
WLP12K(1.77X1.37)
(Pb-Free / Halogen Free)
Shipping (Qty / Packing)
5000 / Tape & Reel
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PS No.A2241-4/4
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