Appendix; Reference Design - SIM Tech SIMCom SIM5360 Hardware Design

Appendix

A. Reference Design
Main Antenna
R102 0R
NC
C106 C107
Power supply
VBAT
C101 C102 C103
100uF 100nF 22pF
R103
4.7K
Turn on/off impulse
R104 47K
20~200ms
Reset impulse
UART_TXD
UART_RXD
UART_CTS
UART_RTS
UART_RI
UART_DCD
UART_DTR
SIM_DATA
SIM_CLK
SIM_RST
SIM_VDD
C109
220nF
VREG_SD
DC Output:1.75-3V
SIM5360_Hardware Design_V1.06
59
MAIN_ANT
NC
57
GND
58
GND
60
GND
62
VBAT
63
VBAT
61
GND
64
GND
3
POWERKEY
>50ms
SIM5360
4
RESET
71
TXD
68
RXD
67
CTS
66
RTS
69
RI
70
DCD
72
DTR
17
USIM_DATA
19
USIM_CLK
18
USIM_RST
20
USIM_VDD
TVS
ESDA6V1W5
23
SD_DATA1
24
SD_DATA2
26
SD_CLK
25
SD_DATA3
22
SD_DATA0
21
SD_CMD
44
VDD_EXT
49
GPIO40
52
GPIO41
53
GPIO42
50
GPIO43
48
GPIO44
1
GND
2
GND
5
GND
10
GND
14
GND
37
GND
40
GND
43
GND
65
GND
Figure 44: Reference design
Smart Machine Smart Decision
79
GNSS_ANT
77
GND
78
GND
80
GND
82
AUX_ANT
41
GND
R106
51
GPIO1
54
GPIO4
11
USB_VBUS
12
USB_DN
13
USB_DP
If USB interface is used， connect
USB_VBUS to DC 3V-5.25V
28
KBC0
27
KBC1
31
KBC2
32
KBC3
36
KBC4
29
KBR0
33
KBR1
30
KBR2
35
KBR3
34
KBR4
74
PCM_IN/GPIO0
75
PCM_SYNC/GPIO2
73
PCM_OUT/GPIO5
76
PCM_CLK/GPIO3
6
SPI_CLK
7
SPI_MISO
8
SPI_MOSI
9
SPI_CS
45
ISINK
55
SCL
56
SDA
47
ADC1
46
ADC2
38
VBAT
39
VBAT
15
VDD_1V8
16
Reserved
42
VRTC
67
GNSS Antenna
C108
L101
L102
33pF
NC NC
Div Antenna
R101 0R
C104 C105
NC NC
R105
Power supply
300R
10K
LED
Network
R107 10K
Status
RF ON/OFF
USB_VBUS
USB_DN
USB_DP
1 2 3
4 5 6
7 8 9
#
0
*
Audio CODEC Chip
or
DSP
LCD
Display
I2C_SCL
I2C_SDA
HKADC
Input range:0-2.2V
VBAT
Power supply
C109 C110
100uF
100nF
C108
4.7uF
If RTC is unused， keep
VRTC pin open.
2016-11-17