ATR0635_08 Datasheet, PDF (17/35 Pages) ATMEL Corporation – ANTARIS4 Single-chip GPS Receiver SuperSense

ATR0635
3.4.3 External Connections for a Working GPS System
Figure 3-2. Example of an External Connection (ATR0635)
ATR0635
LNA
(optional)
ATR0610
NC
NC
SAW
NC
GND
+3V
(see Power Supply)
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
NC
NC
GND analog
GND digital
GND analog
GND
+3V
(see Power Supply)
NC: Not connected
SIGHI
SIGLO
CLK23
XT_IN
RF
NRF
RF_ON
PURF
NSLEEP
PUXTO
XT_OUT
XTO
NXTO
NRESET
TMS
TCK
TDI
NTRST
TDO
DBG_EN
P0 - 2
P9
P12 - 17
P19
P23 - 27
P29 - 30
P30/AGCOUT0
SDI
MO
TEST
EGC
X
NX
P8
P20
USB_DM
USB_DP
P31
P18
P22
P21
AGCO
GNDD
GNDA
NSHDN
LDO_EN
LDO_OUT
VDD18
VDIG
LDO_IN
LDOBAT_IN
VBAT18
VBAT
VDDIO
VDD_USB
VCC1
VCC2
VBP
4928H–GPS–06/08
32.768 kHz
(see RTC)
TCXO
23.104 MHz
(see GPS Crystal)
NC
NC
STATUS LED
TIMEPULSE
Optional
USB
Optional
USART 1
Optional
USART 2
+3V
(see Power Supply)
+3V
(see Power Supply)
+3V
(see Power Supply)
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