u-blox SARA-G3 Series User Manual

SARA-G3 series - System Integration Manual
UBX-13000995 - R06 Objective Specification Design-in
Page 167 of 218
Figure 65Figure 65 is an example of a schematic diagram where a SARA-G300 / SARA-G310 module
is integrated into an application board, using all the available interfaces and functions of the module.
TXD
RXD
RTS
CTS
DTR
DSR
RI
DCD
GND
12 TXD
9 DTR
13 RXD
10 RTS
11 CTS
6 DSR
7 RI
8 DCD
GND
3V8
GND
330µF
10nF100nF 56pF
SARA-G300/G310
52 VCC
53 VCC
51 VCC
+
100µF
2 V_BCKP
GND GND
GND
RTC
back-up
1.8V DTE
1.8V DTE
16 RSVD
18 RESET_N
Application
Processor
Open
Drain
Output
15 PWR_ON
100kΩ
Open
Drain
Output
TXD
RXD
29 TXD_AUX
28 RXD_AUX
0Ω
0Ω
TP
TP
RSVD
RSVD
32K_OUT
RSVD
26
27
24
25
RSVD
23
RSVD
RSVD
RSVD
RSVD
37
36
35
34
44RSVD
45RSVD
49RSVD
48RSVD
46RSVD
47RSVD
15pF
33 RSVD
17 RSVD
19 RSVD
47pF
SIM Card Holder
CCVCC (C1)
CCVPP (C6)
CCIO (C7)
CCCLK (C3)
CCRST (C2)
GND (C5)
47pF 47pF 100nF
41VSIM
39SIM_IO
38SIM_CLK
40SIM_RST
47pF
4V_INT
42SIM_DET
ESD ESD ESD ESD
56
ANT
62RSVD
Connector
External
Antenna
V_BCKP
TP
TP
TP
EXT32K 31
Figure 65: Example of schematic diagram to integrate SARA-G300/G310 modules in an application board, using all the interfaces

u-blox SARA-G3 Series Specifications

General

Brand	u-blox
Model	SARA-G3 Series
Category	GSM/GPRS Modules
Language	English