Analog Devices ADV7188 is a multi-format SDTV video decoder with fast switch overlay support, supports NTSC, PAL and SECAM video formats, integrates four 54 MHz, Noise Shaped Video®, 12-bit ADCs, and supports SCART fast blank function.
The ADV7188 is a single‑chip, multiformat video decoder that automatically detects and converts NTSC, PAL, and SECAM signals from composite, S‑Video, or component sources into digital ITU‑R BT.656 output. It includes four 12‑bit noise‑shaped ADCs, a 5‑line adaptive comb filter, and programmable video controls such as brightness, contrast, hue, and saturation.
The device operates from a 3.3 V analog and 1.8 V digital core supply, supports 8‑, 10‑, 16‑, or 20‑bit digital output formats, and offers a 2‑wire I²C‑compatible serial interface. It is packaged in an 80‑lead LQFP, rated for –40 °C to +85 °C, and is suited for DVD recorders, set‑top boxes, video projectors, and surveillance cameras.
| Analog video input channels | 12 |
|---|---|
| ADC resolution | 12‑bit |
| Operating temperature range | -40 °C to +85 °C |
| Digital output formats | 8‑bit, 10‑bit, 16‑bit, 20‑bit |
It supports NTSC (J, M, 4.43), PAL (B/D/G/H/I/M/N), and SECAM standards.
The recommended input range is 0.5 V to 1.6 V (typically 1 V p‑p).
It is supplied in an 80‑lead LQFP Pb‑free package.