CS7622
REF_CAPP - Reference capacitor- positive terminal
Pin 15
Supplied by VDDA. A 1 µF ceramic capacitor should be connected between
REF_CAPN and REF_CAPP.
RST - Reset pin, negative true
Pin 17
May be connected to external power-on-reset-circuit. Supplied by VDDD.
SCLK - Serial bus clock signal
Pin 5
Supplied by VDDD.
SDATI - Serial bus data input signal
Pin 7
Supplied by VDDD.
SEN - Serial bus enable signal-chip select (active low)
Pin 8
Supplied by VDDD.
TEST - Test enable pin
Pin 9
Supplied by VDDD.
CMOS Analog Input
AIN - Video data input from CCD
Pin 11
Supplied by VDDA.
BG_RES - Band-gap resistor
Pin 10
Supplied by VDDA. A 10 kΩ resistor should be connected between BG_RES
and GNDA.
CMOS 4 mA Output
CLKO - Clock = output
Pin 21
Signal on this pin can either be the pixel clock output or data_valid signal out-
put. Supplied by VDDD.
DOUT[0:12] - Digitized CCD data output
Pins 22-32, and 1-4
DOUT0 is LSB. Supplied by VDDD.
SDATO - Serial bus data output signal
Pin 6
Supplied by VDDD.
DS322PP1
33