1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
Title
Number RevisionSize
B
Date: 3/5/2018 Sheet ofFile: D:\Lam_Viec\..\Sim800A_1_Layer.SchDocDrawn By:
R6
1K
VBAT 1 2LED3
GND
NETLIGHSTATUS
PWRKEY1
GND2
DTR3
RI4
DCD5
PCM_OUT6
CTS7
RTS8
TXD9
RXD10
GPIO1711
PCM_IN12
GPIO1913
PCM_SYNC 14
VDD_EXT 15
RESET16
GND17
GND18
MICP19
MICN20
SPKP21
SPKN22 KPLED 23
USB_VBUS24
ADC25
VRTC26
USB_DP27
USB_DN28
GND29
SIM_VDD 30SIM_DATA 31
SIM_CLK32SIM_RST33
SIM_DET 34
PWM035
PWM1 36SDA
37SCL38
GND39
KBR440KBR341
KBR2 42KBR1
43KBR044
GND45
GND46
KBC447
KBC3 48KBC2
49KBC150
KBC0 51
NETLIGHT52
BT_ANT53
GND54
VBAT55
VBAT 56VBAT 57
GND58
GND59
GSM_ANT60
GND61
GND62
GND63
GND64
GND65
STATUS66
RF_SYNC 67
PCM_CLK 68
SIM1
SIM800GND
PWRKEYSIM_RESET
GND1 VCC 6NC
2RST
5DATA3
CLK4
SIMCARD
SIMCARD1
SIMCARD C9104
GND
GND
R1022R R1122RR1222R
SIM_DATA SIM_CLKSIM_RST
SIM_RSTSIM_CLKSIM_DATASIM_VDD
SIM_VDDC822pF
GND
1
2 3 4 5
GSM_ANTAnten
GND
GSM_ANT
GSM_ANTBT_ANT
MICPMICNSPKPSPKN
SIM_TXDSIM_RXD
VBATVBATVBAT
C533P
C610P
C7106
VBAT
GND GND GND
Z15.V
GND
BC
E1
2
3
Q2C1815
R8
4.7K R947K
PWRKEY
GND
PWRKEY_IN
R4
1K
12
STATUS
R1
1K
VBAT12
NETLIGHTBC
E1
2
3
Q1C1815
R2
4.7K R347K
GND
NETLIGH
GNDSTATUS
12345
J1
JP5
PWRKEY
PWRKEY_INSIM_RESET
SIM_TXDSIM_RXD
GND
12345
J2
JP5
VBATC1Cap Pol 8mm
GND
GND
STATUS