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 : A

PAL

: A

‧ 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

A1 PROs

1

A1 PROs

Digital Signal Processor for Color CCD Cameras

A

Ver0.12

1