ATMEL ATR0630-EK1

Features
• 16-channel GPS Correlator
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– 8192 Search Bins with GPS Acquisition Accelerator
– Accuracy: 2.5m CEP (2D, Stand Alone)
– Time to First Fix: 34s (Cold Start)
– Acquisition Sensitivity: –140 dBm (With External LNA)
– Tracking Sensitivity: –150 dBm (With External LNA)
Utilizes the ARM7TDMI® ARM® Thumb® Processor Core
– High-performance 32-bit RISC Architecture
– EmbeddedICE™ (In-Circuit Emulation)
128 Kbytes Internal RAM
384 Kbytes Internal ROM with u-blox GPS Firmware
1.5-bit ADC On-chip
Single IF Architecture
2 External Interrupts
24 User-programmable I/O Lines
1 USB Device Port
– Universal Serial Bus (USB) 2.0 Full-speed Device
– Embedded USB V2.0 Full-speed Transceiver
2 USARTs
Master/Slave SPI Interface
– 4 External Slave Chip Selects
Programmable Watchdog Timer
Advanced Power Management Controller (APMC)
– Geared Master Clock to Reduce Power Consumption
– Sleep State with Disabled Master Clock
– Hibernate State with 32.768 kHz Master Clock
Real Time Clock (RTC)
1.8V to 3.3V User-definable IO Voltage for Several GPIOs with 5V Tolerance
4 KBytes of Battery Backup Memory
7 mm × 10 mm 96 Pin BGA Package, 0.8 mm Pitch, Pb-free, RoHS-compliant
ANTARIS4
Single-chip GPS
Receiver
ATR0630P1
Automotive
Summary
Benefits
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Fully Integrated Design With Low BOM
No External Flash Memory Required
Requires Only a GPS XTAL, No TCXO
Supports NMEA®, UBX Binary and RTCM Protocol for DGPS
Supports SBAS (WAAS, EGNOS, MSAS)
Up to 4Hz Update Rate
Supports A-GPS (Aiding)
Excellent Noise Performance
NOTE: This is a summary document.
The complete document is available.
For more information, please contact
your local Atmel sales office.
4978AS–GPS–12/07
1. Description
The ATR0630P1 is a low-power, single-chip GPS receiver, especially designed to meet the
requirements of mobile applications. It is based on Atmel®’s ANTARIS®4 technology and integrates an RF front-end, filtering, and a baseband processor in a single, tiny 7 mm × 10 mm
96 pin BGA package. Providing excellent RF performance with low noise figure and low power
consumption.
Due to the fully integrated design, just an RF SAW filter, a GPS XTAL (no TCXO) and blocking
capacitors are required to realize a stand-alone GPS functionality.
The ATR0630P1 includes a complete GPS firmware, licensed from u-blox AG, which performs
the GPS operation, including tracking, acquisition, navigation and position data output. For normal PVT (Position/Velocity/Time) applications, there is no need for external Flash- or
ROM-memory.
The firmware supports e.g. the NMEA protocol (2.1 and 2.3), a binary protocol for PVT data,
configuration and debugging, the RTCM protocol for DGPS, SBAS (WAAS, EGNOS and MSAS)
and A-GPS (aiding). It is also possible to store the configuration settings in an optional external
EEPROM.
Due to the integrated ARM7TDMI processor and an intelligent radio architecture, the
ATR0630P1 operates in a complete autonomous mode, utilizing on chip AGC in closed loop
operation.
For maximum performance, we recommend to use the ATR0630P1 together with a low noise
amplifier (e.g. ATR0610).
The ATR0630P1 supports assisted GPS.
2
ATR0630P1
4978AS–GPS–12/07
ATR0630P1
2. Architectural Overview
2.1
Block Diagram
Figure 2-1.
ATR0630P1 Block Diagram
PUXTO
PURF
VDD18
VDDIO
VDD_USB
VDIG
VCC1
VCC2
VBP
VBAT18
VBAT
LDOBAT_IN
Power Supply Manager/
PMSS/Logic
LDO_OUT
LDO_IN
LDO_EN
AGCO
EGC
SDI
TEST
1
MO
A
SIGHI
D
RF
NRF
A
SIGLO
D
VCO
PLL
XTO
CLK23
NXTO
XTO
X
SRAM
RTC
NSHDN
NSLEEP
P20/TIMEPULSE
PIO2
P21/TXD2
P22/RXD2
P18/TXD1
USART1
PIO2
P14/NAADET1
Advanced
Interrupt
Controller
Special
Function
USART2
APB
SPI
PIO2
Controller
P29/GPSMODE12
P27/GPSMODE11
P26/GPSMODE10
P24/GPSMODE8
P23/GPSMODE7
P19/GPSMODE6
P17/GPSMODE5
P13/GPSMODE3
P12/GPSMODE2
P1/GPSMODE0
Timer
Counter
SMD
Generator
XT_IN
XT_OUT
GPS
Correlators
Advanced
Power
Management
Controller
RF_ON
P25/NAADET0
P15/ANTON
P0/NANTSHORT
GPS
Accelerator
NX
P31/RXD1
USB
Transceiver
Watchdog
P8/STATUSLED
P30/AGCOUT0
P2/BOOT_MODE
USB_DP
USB_DM
ROM
384K
SRAM
128K
ARM7TDMI
Embedded
ICE
ASB
PDC2
B
R
I
D
G
E
USB
P16/NEEPROM
Interface to
Off-Chip
Memory
(EBI)
P9/EXTINT0
Reset
Controller
NTRST
TDI
TDO
TCK
TMS
JTAG
DBG_EN
NRESET
3
4978AS–GPS–12/07
2.2
General Description
The ATR0630P1 has been designed especially for mobile applications. It provides high isolation
between GPS and cellular bands, as well as very low power consumption.
ATR0630P1 is based on the successful ANTARIS4 technology which includes the ANTARIS
ROM software, developed by u-blox AG, Switzerland. ANTARIS provides a proven navigation
engine which is used in high-end car navigation systems, automatic vehicle location (AVL),
security and surveying systems, traffic control, road pricing, and speed camera detectors, and
provides location-based services (LBS) worldwide.
The ANTARIS4 chipset has a very low power consumption and comes with a very low BoM for
the passive components. Especially, due to its fast search engine and GPS accelerator, the
ATR0630P1 only needs a GPS crystal (XTAL) as a resonator for the integrated crystal oscillator
of the ATR0630P1. This saves the considerable higher cost of a TCXO which is required for
competitor’s systems. Also, as the powerful standard software is available in ROM, no external
flash memory is needed.
The L1 input signal (fRF) is a Direct Sequence Spread Spectrum (DSSS) signal with a center frequency of 1575.42 MHz. The digital modulation scheme is Bi-Phase-Shift-Keying (BPSK) with a
chip rate of 1.023 Mbps.
2.3
PMSS Logic
The power management, startup and shutdown (PMSS) logic ensures reliable operation within
the recommended operating conditions. The external power control signals PUrf and PUxto are
passed through Schmitt trigger inputs to eliminate voltage ripple and prevent undesired behavior
during start-up and shut-down. Digital and analog supply voltages are analyzed by a monitoring
circuit, enabling the startup of the IC only when it is within a safe operating range.
2.4
XTO
The XTO is designed for minimum phase noise and frequency perturbations. The balanced
topology gives maximum isolation from external and ground coupled noise. The built-in jump
start circuitry ensures reliable start-up behavior of any specified crystal. For use with an external
TCXO, the XTO circuitry can be used as a single-ended or balanced input buffer.
The recommended reference frequency is: fXTO = 23.104 MHz.
2.5
VCO/PLL
The frequency synthesizer features a balanced VCO and a fully integrated loop filter, thus no
external components are required. The VCO combines very good phase noise behavior and
excellent spurious suppression. The relation between the reference frequency (fXTO) and the
VCO center frequency (fVCO) is given by: fVCO = fXTO × 64 = 23.104 MHz × 64 = 1478.656 MHz.
2.6
RF Mixer/Image Filter
Combined with the antenna, an external LNA provides a first band-path filtering of the signal.
Atmel’s ATR0610 is recommended for the LNA due to its low noise figure, high linearity and low
power consumption. The output of the LNA drives a SAW filter, which provides image rejection
for the mixer and the required isolation to all GSM bands. The output of the SAW filter is fed into
a highly linear mixer with high conversion gain and excellent noise performance.
4
ATR0630P1
4978AS–GPS–12/07
ATR0630P1
2.7
VGA/AGC
The on-chip automatic gain control (AGC) stage sets the gain of the VGA in order to optimally
load the input of the following analog-to-digital converter. The AGC control loop can be selected
for on-chip closed-loop operation or for baseband controlled gain mode.
2.8
Analog-to-digital Converter
The analog-to-digital converter stage has a total resolution of 1.5 bits. It comprises balanced
comparators and a sub-sampling unit, clocked by the reference frequency (fXTO). The frequency
spectrum of the digital output signal (fOUT), present at the data outputs SIGLO and SIGH1, is
4.348 MHz.
2.9
Baseband
The GPS baseband core includes a 16-channel correlator and is based on an ARM7TDMI ARM
processor core with very low power consumption. It has a high-performance 32 bit RISC architecture, uses a high-density 16-bit instruction set, The ARM standard In-Circuit Emulation debug
interface is supported via the JTAG/ICE port of the ATR0630P1.
The ATR0630P1 architecture consists of two main buses, the Advanced System Bus (ASB) and
the Advanced Peripheral Bus (APB). The ASB is designed for maximum performance. It interfaces the processor with the on-chip 32-bit memories and the external memories and devices by
means of the External Bus Interface (EBI). The APB is designed for accesses to on-chip peripherals and is optimized for low power consumption. The AMBA™ Bridge provides an interface
between the ASB and the APB.
An on-chip Peripheral Data Controller (PDC2) transfers data between the on-chip USARTs/SPI
and the on- and off-chip memories without processor intervention. Most importantly, the PDC2
removes the processor interrupt handling overhead and significantly reduces the number of
clock cycles required for a data transfer. It can transfer up to 64K contiguous bytes without
reprogramming the starting address. As a result, the performance of the microcontroller is
increased and the power consumption reduced.
All of the external signals of the on-chip peripherals are under the control of the Parallel I/O Controller (PIO2). The PIO2 Controller can be programmed to insert an input filter on each pin or
generate an interrupt on a signal change. After reset, the user must carefully program the PIO2
Controller in order to define which peripheral signals are connected with off-chip logic.
The ATR0630P1 features a Programmable Watchdog Timer.
An Advanced Power Management Controller (APMC) allows for the peripherals to be deactivated individually. Automatic master clock gearing reduces power consumption. A Sleep Mode
is available with disabled 23.104 MHz master clock, as well as a Back-up Mode operating
32.768 kHz master clock.
A 32.768 kHz Real Time Clock (RTC), together with a buit-in battery back-up SRAM, allows for
storage of Almanac, Ephemeris, software configurations to make quick hot- and warm starts.
The ATR0630P1 includes full GPS firmware, licensed from u-blox AG, Switzerland. Features of
the ROM firmware are described in software documentation available from u-blox AG,
Switzerland.
5
4978AS–GPS–12/07
3. Pin Configuration
3.1
Pinout
Figure 3-1.
Pinning BGA96 (Top View)
1
2
3
4
5
6
7
8
9
10
11
12
A
B
C
D
E
F
G
ATR0630P1
H
Table 3-1.
ATR0630P1 Pinout
Pin Name
BGA 96
Pin Type
AGCO
A4
Analog I/O
CLK23
A8
Digital OUT
DBG_EN
E8
Digital IN
EGC
D4
Digital IN
GDIG
C5
Supply
GND
A6
Supply
GND
A9
Supply
GND
B11
Supply
GND
F5
Supply
GND
H8
Supply
GND
H12
Supply
GNDA
A3
Supply
GNDA
B1
Supply
Notes:
Pull Resistor
(Reset Value)(1)
PIO Bank A
Firmware Label
I
O
PD
1. PD = internal pull-down resistor, PU = internal pull-up resistor, OH = switched to Output High at reset
2. VBAT18 represent the internal power supply of the backup power domain.
3. VDD_USB is the supply voltage for following the USB pins: USB_DM and USB_DP. For operation of the USB interface, supply of 3.0V to 3.6V is required.
4. VDDIO is the supply voltage for the following GPIO pins: P1, P2, P8, P12, P14, P16, P17, P18, P19, P20, P21, P23, P24,
P25, P26, P27 and P29.
6
ATR0630P1
4978AS–GPS–12/07
ATR0630P1
Table 3-1.
Pin Name
ATR0630P1 Pinout (Continued)
BGA 96
Pin Type
GNDA
B4
Supply
GNDA
D2
Supply
GNDA
E1
Supply
GNDA
E2
Supply
GNDA
E3
Supply
GNDA
F1
Supply
GNDA
F2
Supply
GNDA
F3
Supply
GNDA
G1
Supply
GNDA
H1
Supply
LDOBAT_IN
D11
Supply
LDO_EN
C11
Digital IN
LDO_IN
E11
Supply
LDO_OUT
E12
Supply
MO
C3
Analog OUT
NRESET
A7
Digital I/O
NRF
C1
Analog IN
NSHDN
E9
Digital OUT
NSLEEP
E10
Digital OUT
NTRST
H11
Digital IN
Pull Resistor
(Reset Value)(1)
PIO Bank A
Firmware Label
I
O
Open Drain PU
PD
NX
B2
Analog OUT
NXTO
B3
Analog IN
P0
C8
Digital I/O
PD
NANTSHORT
P1
D8
Digital I/O
Configurable (PD)
GPSMODE0
P2
C6
Digital I/O
Configurable (PD)
BOOT_MODE
‘0’
P8
D7
Digital I/O
Configurable (PD)
STATUSLED
‘0’
P9
A11
Digital I/O
PU to VBAT18
EXTINT0
P12
D6
Digital I/O
Configurable (PU)
GPSMODE2
P13
B10
Digital I/O
PU to VBAT18
GPSMODE3
P14
G6
Digital I/O
Configurable (PD)
NAADET1
P15
F11
Digital I/O
PD
ANTON
P16
G8
Digital I/O
Configurable (PU)
NEEPROM
P17
H6
Digital I/O
Configurable (PD)
GPSMODE5
P18
C7
Digital I/O
Configurable (PU)
TXD1
P19
F6
Digital I/O
Configurable (PU)
GPSMODE6
Notes:
EXTINT0
NPCS2
EXTINT1
‘0’
SCK1
SCK1
TXD1
1. PD = internal pull-down resistor, PU = internal pull-up resistor, OH = switched to Output High at reset
2. VBAT18 represent the internal power supply of the backup power domain.
3. VDD_USB is the supply voltage for following the USB pins: USB_DM and USB_DP. For operation of the USB interface, supply of 3.0V to 3.6V is required.
4. VDDIO is the supply voltage for the following GPIO pins: P1, P2, P8, P12, P14, P16, P17, P18, P19, P20, P21, P23, P24,
P25, P26, P27 and P29.
7
4978AS–GPS–12/07
Table 3-1.
ATR0630P1 Pinout (Continued)
Pin Type
PIO Bank A
Pull Resistor
(Reset Value)(1)
Firmware Label
I
O
SCK2
SCK2
Pin Name
BGA 96
P20
G7
Digital I/O
Configurable (PD)
TIMEPULSE
P21
E6
Digital I/O
Configurable (PU)
TXD2
P22
D10
Digital I/O
PU to VBAT18
RXD2
RXD2
P23
F8
Digital I/O
Configurable (PU)
GPSMODE7
SCK
TXD2
SCK
P24
H7
Digital I/O
Configurable (PU)
GPSMODE8
MOSI
MOSI
P25
G5
Digital I/O
Configurable (PD)
NAADET0
MISO
MISO
P26
B6
Digital I/O
Configurable (PU)
GPSMODE10
NSS
NPCS0
P27
F7
Digital I/O
Configurable (PU)
GPSMODE11
NPCS1
P28
E7
Digital I/O
OH
P29
D5
Digital I/O
Configurable (PU)
GPSMODE12
NPCS3
P30
G12
Digital I/O
PD
AGCOUT0
AGCOUT0
P31
C10
Digital I/O
PU to VBAT18
RXD1
PURF
G4
Digital IN
PURF
H4
Digital IN
PUXTO
F4
Digital IN
RF
D1
Analog IN
RF_ON
F10
Digital OUT
SDI
C4
Digital IN
SIGHI0
B8
Digital OUT
SIGLO0
B7
Digital OUT
TCK
G9
Digital IN
PU
TDI
H10
Digital IN
PU
TDO
F9
Digital OUT
TEST
D3
Analog IN
TMS
G10
Digital IN
USB_DM
D9
Digital I/O
USB_DP
C9
Digital I/O
VBAT
D12
Supply
(2)
C12
Supply
VBP
G2
Supply
VBP
G3
Supply
VBP
H2
Supply
VBAT18
VBP
H3
Supply
VCC1
C2
Supply
VCC2
E4
Supply
Notes:
RXD1
PD
PU
1. PD = internal pull-down resistor, PU = internal pull-up resistor, OH = switched to Output High at reset
2. VBAT18 represent the internal power supply of the backup power domain.
3. VDD_USB is the supply voltage for following the USB pins: USB_DM and USB_DP. For operation of the USB interface, supply of 3.0V to 3.6V is required.
4. VDDIO is the supply voltage for the following GPIO pins: P1, P2, P8, P12, P14, P16, P17, P18, P19, P20, P21, P23, P24,
P25, P26, P27 and P29.
8
ATR0630P1
4978AS–GPS–12/07
ATR0630P1
Table 3-1.
Pin Name
VDD_USB
ATR0630P1 Pinout (Continued)
BGA 96
(3)
Pin Type
A10
Supply
VDD18
H9
Supply
VDD18
G11
Supply
VDD18
F12
Supply
VDD18
B9
Supply
VDD18
E5
Supply
B5
Supply
VDDIO
H5
Supply
VDIG
A5
Supply
X
A2
Analog OUT
XT_IN
A12
Analog IN
XT_OUT
B12
Analog OUT
XTO
A1
Analog Input
(4)
VDDIO
Notes:
Pull Resistor
(Reset Value)(1)
PIO Bank A
Firmware Label
I
O
1. PD = internal pull-down resistor, PU = internal pull-up resistor, OH = switched to Output High at reset
2. VBAT18 represent the internal power supply of the backup power domain.
3. VDD_USB is the supply voltage for following the USB pins: USB_DM and USB_DP. For operation of the USB interface, supply of 3.0V to 3.6V is required.
4. VDDIO is the supply voltage for the following GPIO pins: P1, P2, P8, P12, P14, P16, P17, P18, P19, P20, P21, P23, P24,
P25, P26, P27 and P29.
3.2
Signal Description
Table 3-2.
Signal Description
Pin Number
Pin Name
Type
Active Level Pin Description/Comment
D1
RF
ANALOG IN
-
Input from SAW filter
C1
NRF
ANALOG IN
-
Inverted input from SAW filter
A1
XTO
ANALOG IN
-
XTO input (23.104 MHz)/optional TCXO input
B3
NXTO
ANALOG IN
-
Inverted XTO input (23.104 MHz)/optional TCXO input
RF Section
GPS XTAL Section
A2
X
ANALOG OUT
-
XTO interface (capacitor)
B2
NX
ANALOG OUT
-
Inverted XTO interface (capacitor)
A12
XT_IN
ANALOG IN
-
Oscillator input (32.768 kHz)
B12
XT_OUT
ANALOG OUT
-
Oscillator output (32.768 kHz)
RTC Section
Automatic Gain Control, bandwidth setting
A4
AGCO
ANALOG IO
-
Automatic gain control analog voltage, connect shunt capacitor to GND
D4
EGC
DIGITAL IN
-
Enable external gain control
(high = software gain control, low = automatic gain control)
G12
AGCOUT0
DIGITAL OUT
-
Software gain control
C4
SDI
DIGITAL IN
-
Software gain control
9
4978AS–GPS–12/07
Table 3-2.
Signal Description (Continued)
Pin Number
Pin Name
Type
Active Level Pin Description/Comment
BOOT_MODE
DIGITAL IN
-
NRESET
DIGITAL IN
Low
Reset input; open drain with internal pull-up resistor
Shutdown output, connect to LDO_EN (C11)
Boot Section
C6
Leave open, internal pull down
Reset
A7
APMC/Power Management
E9
NSHDN
DIGITAL OUT
Low
C11
LDO_EN
DIGITAL IN
-
E10
NSLEEP
DIGITAL OUT
Low
Enable LDO18
Power-up output for GPS XTAL, connect to PUXTO (F4)
F4
PUXTO
DIGITAL IN
-
Power-up input for GPS XTAL
G4, H4
PURF
DIGITAL IN
-
Power-up input for GPS radio
F10
RF_ON
DIGITAL OUT
-
Power-up output for GPS radio, connect to PURF (G4, H4)
Advanced Interrupt Controller (AIC)
EXTINT0-1
DIGITAL IN
High/Low/
Edge
RXD1/RXD2
DIGITAL IN
-
C7, E6
TXD1/TXD2
DIGITAL OUT
-
USART transmit data
H6, G7
SCK1/SCK2
DIGITAL I/O
-
External synchronous serial clock
A11, B10
External interrupt request
USART
C10, D10
USART receive data
USB
C9
USB_DP
DIGITAL I/O
-
USB data (D+)
D9
USB_DM
DIGITAL I/O
-
USB data (D-)
SPI Interface
F8
SCK
DIGITAL I/O
-
SPI clock
H7
MOSI
DIGITAL I/O
-
Master out slave in
G5
MISO
DIGITAL I/O
-
Master in slave out
B6
NSS/NPCS0
DIGITAL I/O
Low
Slave select
Low
Slave select
F7, D6, D5
NPCS1/NPCS2
DIGITAL OUT
/NPCS3
PIO
A11, B[6,10],
C[6-8,10],
D[5-8,10],
E[6,7],
F[6-8],
G[5-8],
H[6,7]
P0 to P31
DIGITAL I/O
-
Programmable I/O ports
DIGITAL IN
-
GPS mode pins
NEEPROM
DIGITAL IN
Low
D7
STATUSLED
DIGITAL OUT
-
Status LED
G7
TIMEPULSE
DIGITAL OUT
-
GPS synchronized time pulse
Configuration
B[6,10],
GPSMODE0-1
D[5,6,8],
2
F[6-8], H[6,7]
G8
Enable EEPROM support
GPS
10
ATR0630P1
4978AS–GPS–12/07
ATR0630P1
Table 3-2.
Signal Description (Continued)
Pin Number
Pin Name
Type
Active Level Pin Description/Comment
Active Antenna Supervision
C8
NANTSHORT
DIGITAL IN
Low
Active antenna short detection Input
G5, G6
NAADET0/
NAADET1
DIGITAL IN
Low
Active antenna detection Input
F11
ANTON
DIGITAL OUT
-
Active antenna power-on Output
JTAG Interface
E8
DBG_EN
DIGITAL IN
-
Debug enable
F9
TDO
DIGITAL OUT
-
Test data out
G9
TCK
DIGITAL IN
-
Test clock
G10
TMS
DIGITAL IN
-
Test mode select
H10
TDI
DIGITAL IN
-
Test data in
H11
NTRST
DIGITAL IN
Low
Test reset input
MO
ANALOG OUT
-
IF output buffer
Debug/Test
C3
D3
TEST
ANALOG IN
-
Enable IF output buffer
B7
SIGLO
DIGITAL OUT
-
Digital IF (data output “Low”)
B8
SIGHI
DIGITAL OUT
-
Digital IF (data output “High”)
A8
CLK23
DIGITAL OUT
-
Digital IF (sample clock)
Power Analog Part
C2
VCC1
SUPPLY
-
Analog supply 3V
E4
VCC2
SUPPLY
-
Analog supply 3V
G2, G3, H2,
H3
VBP
SUPPLY
-
Analog supply 3V
A3, B1, B4,
D2, E[1-3],
F[1-3], G1,
H1
GNDA
SUPPLY
-
Analog Ground
Power Digital Part
A5
VDIG
SUPPLY
-
Digital supply (radio) 1.8V
B9, E5, F12,
G11,H9
VDD18
SUPPLY
-
Core voltage 1.8V
A10
VDD_USB
SUPPLY
-
USB transceiver supply voltage (3.0V to 3.6V (USB enabled) or 0 to
2.0V (USB disabled))
B5, H5
VDDIO
SUPPLY
-
Variable I/O voltage 1.65V to 3.6V
C5
GDIG
SUPPLY
-
Digital ground (radio)
A6, A9, B11,
F5, H8, H12
GND
SUPPLY
-
Digital ground
E11
LDO_IN
SUPPLY
-
2.3V to 3.6V
E12
LDO_OUT
SUPPLY
-
1.8V LDO18 output, max. 80 mA
D11
LDOBAT_IN
SUPPLY
-
2.3V to 3.6V
D12
VBAT
SUPPLY
-
1.5V to 3.6V
C12
VBAT18
SUPPLY
-
1.8V LDOBAT Output
LDO18
LDOBAT
11
4978AS–GPS–12/07
3.3
External Connections for a Working GPS System
Figure 3-2.
Example of an External Connection (ATR0630P1)
ATR0630P1
LNA
(optional)
SAW
NC
NC
NC
SIGHI
SIGLO
CLK23
RF
NRF
ATR0610
RF_ON
PURF
NSLEEP
PUXTO
NC
NC
NC
NC
NC
NC
NC
see Table 3-15
see Table 3-15
see Table 3-15
see Table 3-15
see Table 3-15
see Table 3-15
NRESET
TMS
TCK
TDI
NTRST
TDO
DBG_EN
P0 - 2
P9
P12 - 17
P19
P23 - 27
P29 - 30
P30/AGCOUT0
SDI
NC
NC
GND analog
MO
TEST
EGC
XT_IN
32.768 kHz
(see RTC)
XT_OUT
XTO
NXTO
X
23.104 MHz
(see GPS crystal)
NX
P8
P20
STATUS LED
TIMEPULSE
USB_DM
USB_DP
Optional
USB
P31
P18
Optional
USART 1
P22
P21
Optional
USART 2
AGCO
GND digital
GND analog
GND
GNDD
GNDA
NSHDN
LDO_EN
+3V
(see Power Supply)
LDO_OUT
VDD18
VDIG
LDO_IN
LDOBAT_IN
VBAT18
VBAT
+3V
(see Power Supply)
VDDIO
+3V
(see Power Supply)
VDD_USB
+3V
(see Power Supply)
VCC1
VCC2
VBP
+3V
(see Power Supply)
GND
NC: Not connected
12
ATR0630P1
4978AS–GPS–12/07
ATR0630P1
4. Ordering Information
Extended Type Number
Package
MPQ
Remarks
ATR0630P1-7KQY
BGA96
3000
7 mm × 10 mm, 0.8 mm pitch, Pb-free,
RoHS-compliant
ATR0630-EK1
-
1
Evaluation kit/Road test kit
ATR0630-DK1
-
1
Design kit including design guide and PCB
Gerber files
5. Package Information
Package: BGA96
Dimensions in mm
n 0.08 m
n 0.15 m
2.
C
BA
0.4±0.05
A1 Corner
Top View
Bottom View
A1 Corner
A
B
C
D
E
F
G
H
0.8
7±0.05
0.8
Pin A1 Laser Marking
A
8.8
10±0.05
B
technical drawings
according to DIN
specifications
0.75±0.05
A
B
C
D
E
F
G
H
12 11 10 9 8 7 6 5 4 3 2 1
5.6
1 2 3 4 5 6 7 8 9 10 11 12
0.1 C
0.08 C
0.3±0.05
1.4 max
Seating plane
3.
C
0.26±0.04
Drawing-No.: 6.580-5005.01-4
Issue: 2; 31.05.06
Note:
1. All dimensions and tolerance conform to ASME Y 14.5M-1994
2. Dimension is measured at the maximum solder ball diameter, parallel to primary datum C
3. Primary datum C and seating plane are defined by the spherical crowns of the solder balls
4. The surface finish of the package shall be EDM CHARMILLE #24 - #27
5. Unless otherwise specified tolerance: Decimal ±0.05, Angular ±2˚
5. Raw ball diameter: 0.4 mm ref.
13
4978AS–GPS–12/07
Headquarters
International
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4978AS–GPS–12/07