GENERAL DESCRIPTION

The Ai2152 is a digital signal-processing chip for color video camera. It includes timing generator and digital/analog output. Supports 250K/380K NTSC system CCD sensors and 290K/440K PAL system CCD sensors with complementary color filter. It also provided line lock function.

FEATURES

▪ Support Ye, Cyan, Magenta, Green complementary color filter CCD sensors for

NTSC : Ai325CA(250K), Ai338CA(380K)

PAL : Ai329CA(290K), Ai344CA(440K)

▪ Support external EEPROM to store parameter.

▪ Built-in auto white balance control.

▪ Built-in auto exposure control.

▪ Built-in 9bit digital to analog converter.

▪ Built-in mirror function.

▪ Built-in blemish compensation circuit storing

the data in EEPROM, up to 200 blemish pixels.

▪ Support analog video output and UYVY (proprietary format) digital output.

▪ Built-in timing generator for vertical driver

and CDS/AGC/ADC peripheral chips.

▪ Support line lock function.

▪ Single 3.3V power supply. (Horizontal drive pins can be 3.3V/5V)

▪ LQFP-80. (0.4mm pin pitch)

▪ Support user Definable GPIO.

▪ Programmable CCD Timing Driving Current.

▪ Programmable pull-up GPIO pin