Specifications

M80 Hardware Design
M80_HD_V1.0 - 22 -
73
CHGLDO
I
74
GATDRV
O
75
RESERVED
76
RESERVED
77
CS_D3
I
78
CS_D0
I
79
CS_VSYNC
I
80
CS_D4
I
81
CS_D7
I
82
CS_D5
I
83
CS_PWDN
O
84
CS_D1
I
85
RESERVED
86
RESERVED
87
RESERVED
88
RESERVED
89
RESERVED
90
RESERVED
91
RESERVED
92
RESERVED
93
GND
94
GND
95
SIM2_RST
O
96
CS_D2
I
97
CS_PCLK
I
98
CS_HSYNC
I
99
CS_MCLK
O
100
CS_D6
I
101
CS_RST
O
102
RESERVED
103
RESERVED
104
RESERVED
105
VCAMA
O
106
RESERVED
107
SIM2_VDD
O
108
SIM2_CLK
O
109
SIM2_DATA
I/O
110
RESERVED
Note: Keep all reserved pins open.
3.1.2. Pin description
Table 6: Pin description
Power supply
PIN NAME
PIN
NO.
I/O
DESCRIPTION
DC
CHARACTERISTICS
COMMENT
VBAT
67,
68,
69
I
Main power supply of
module:
VBAT=3.3V~4.6V
Vmax= 4.6V
Vmin=3.3V
Vnorm=4.0V
Make sure that supply
sufficient current in a
transmitting burst
which typically rises
to 1.6A.
VRTC
59
I/O
Power supply for RTC
when VBAT is not
supplied for the
system.
Charging for backup
battery or golden
capacitor when the
VImax=VBAT
VImin=2.6V
VInorm=2.8V
VOmax=2.85V
VOmin=2.6V
VOnorm=2.8V
Iout(max)= 730uA
If unused, keep this
pin open.
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