The AD9920A is a 12-bit CCD signal processor with V-driver and precision timing generator. It includes a complete 19-channel V-driver, 1.8 V AFETG core, 24 programmable vertical clock signals, a correlated double sampler (CDS) with -3 dB, 0 dB, +3 dB and +6 dB gain, a 12-bit, 40.5 MHz analog-to-digital converter (ADC), a black level clamp with variable level control, a complete on-chip timing generator, a precision timing core with ~400 ps resolution, on-chip 3 V horizontal and RG drivers, general-purpose outputs (GPOs) for shutter and system support, an on-chip sync generator with external sync input, an on-chip 1.8 V low dropout (LDO) and a 105-lead 8 mm × 8 mm CSP_BGA package. This product is suitable for digital still camera applications.
The AD9920A is a highly integrated 12‑bit CCD signal processor designed for digital still‑camera applications. It combines an analog front end, a 40.5 MHz 12‑bit ADC, and a full‑function programmable timing generator with a 19‑channel vertical driver.
Key features include 24 programmable vertical clock signals, a precision timing core with ~400 ps resolution, on‑chip 3 V horizontal and RG drivers, general‑purpose outputs for shutter control, and an on‑chip 1.8 V low‑dropout regulator. The device is supplied in a 105‑lead 8 mm × 8 mm CSP‑BGA package and operates from –25 °C to +85 °C.
| Resolution | 12‑bit |
|---|---|
| ADC Speed | 40.5 MHz |
| V‑driver Channels | 19 channels |
| Programmable Vertical Clock Signals | 24 |
| Package | 105‑lead 8 mm × 8 mm CSP‑BGA |
| Core Voltage | 1.8 V AFETG |
| On‑chip LDO Voltage | 1.8 V |
It is intended for digital still cameras.
The device includes an integrated 19‑channel V‑driver.
The ADC provides 12‑bit resolution at 40.5 MHz.