4
松翰科技股份有限公司
SONiX TECHNOLOGY CO., LTD.
SN9C2038AF specification
ver 1.02 2003/08/21
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
VD_CLK
VD_CKE
VD3
O
O
B
B
B
B
B
B
B
B
B
I
4
4
4
4
4
4
4
4
4
4
8
4
4
VD_CLK
VD_CKE
VD3
VD_CLK CLK for SDRAM
VD_CKE CKE for SDRAM
VD3
VD2
VD1
VD0
VD4
VD5
VD6
VD7
DSPIO3
1
Data bus for SDRAM
Data bus for SDRAM
Data bus for SDRAM
Data bus for SDRAM
Data bus for SDRAM
Data bus for SDRAM
Data bus for SDRAM
Data bus for SDRAM
DSP GPIO
VD2
VD2
VD1
VD1
VD0
VD0
VD4
VD4
VD5
VD5
VD6
VD6
VD7
VD7
DSPIO3
TEST0
TEST1
TAVSS
DN
DSPIO3
0
test mode
I
0
0
test mode
P
B
B
P
B
I
GND for USB driver
D- for USB
DN
DP
DN
DP
DP
D+ for USB
TAVDD
BAT_SW
BAT_DET
AVSS
VDD for USB driver
BAT_SW
BAT_SW Battery resister array switch for power down
BAT_DET Low voltage detection for battery
GND for PLL
BAT_DET
P
P
I
AVDD
USB_DET
BAT_EN
PWR_DOWN
N_RST
FLH_TRG
DSPIO4
GPIO0
S_PWR_DN
VDD
VDD for PLL
4
4
4
4
4
8
8
4
USB_DET
BAT_EN
USB_DET USB dectection
O
O
I
BAT_EN
Switch Power supply from Battery or USB
PWR_DOWN PWR_DOWN Power down for whole chip
N_RST
FLH_TRG
DSPIO4
N_RST
chip reset
O
B
B
O
P
FLH_TRG Flash light trigger signal
DSPIO4
GPIO0
DSP GPIO
GPIO0
General purpose I/O
S_PWR_DN
S_PWR_DN Power down for sensor
VDD for I/O and core
96
97
98
99
NC
no connect
GND for I/O and core
GND
P
O
B
SEN_CLK
DSPIO1
4
4
SEN_CLK
DSPIO1
SEN_CLK Sensor clock
DSPIO1
DSP GPIO
4
SONIX [ SONIX TECHNOLOGY COMPANY ]
