The AD9991 is a highly integrated CCD signal processor for digital still camera and camcorder applications. It includes a complete analog front end with A/D conversion, combined with a full-function programmable timing generator.
The AD9991 is a highly integrated CCD signal processor designed for digital still cameras and camcorders. It combines an analog front end with A/D conversion and a full-function programmable timing generator capable of supporting 4- and 6-phase vertical clocking.
Key features include a precision timing core with 800 ps resolution, on-chip horizontal and RG drivers, and electronic or mechanical shutter modes. The device operates at pixel rates up to 27 MHz and is packaged in a 56-lead LFCSP.
| Operating Temperature Range | -20°C to +85°C |
|---|---|
| Storage Temperature Range | -65°C to +150°C |
| Maximum Clock Rate (CLI) | 27 MHz |
| A/D Converter Resolution | 10 Bits |
| Variable Gain Amplifier Range | 6 dB to 42 dB |
| Package Type | 56-Lead LFCSP |
The device is specified at pixel rates of up to 27 MHz.
Yes, it supports both electronic and mechanical shutter modes.
The precision timing core allows adjustment with 800 ps resolution at 27 MHz operation.