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TC5747 Data Sheet
Single Chip CMOS Imager
TransChip ©
4
1.3 Compact 24-pin Camera Module
The 24-pin camera module option uses I2C and an 8/9-bit parallel video interface.
Pin Name
#
I/O
Description
SCLK
1
I
I2C-compatible input clock signal generated by the I2C master.
AGND
2
I
Analog circuits ground.
AVDD28
3
I
2.8V supply for analog circuits.
RESET#
4
I
Asynchronous reset input signal; active low
CLK_IN
5
I
16-32 MHz clock input or crystal input
DGND
6
I
Digital circuits ground.
DOUT[1]/CSDAT# (*) 7
I/O
9th bit data /External Chip Select for data bus; active low
DYUV[0]
8
Output video data
DYUV[1]
9
I/O
Output video data
DYUV[2]
10
I/O
Output video data
DYUV[3]
11
I/O
Output video data
DYUV[4]
12
I/O
Output video data
DYUV[5]
13
Output video data / i2c_toggle - Selects between two I2C addresses
during RESET#
DYUV[6]
14
I/O
Output video data
DYUV[7] /
DSDAT
15
I/O
Output video data / Serial Output Data signal
VCLKOUT/ DSCLK
16
O
Parallel video interface clock output/ Serial output clock
VALIDH / WR# /
DSFRM
17
O
Horizontal VALID output / Write to LCD – active low
Serial Output Frame signal
VALIDV
18
O
Vertical VALID output signal or interrupt output on Frame start
DVDD28
19
I
2.8V for digital circuits
SDIN
20
I/O
I2C -compatible bi-directional data signal. Open-drain type.
PS1
21
I
PS2
22
I
Chip operation modes [PS1, PS2]:
00 – Reset
01 – Full operation
11 – Reserved
10 – Reserved
Reserved
23
-
Module noise shield
LED control
24
O
GPO pin, Activates the white LED for low light condition
(*) 9th bit output or chip select options are selected through wire bonding
Table 2: 24-pin Module Pin List
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