Dual video decoder

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The AK8857VQ is a single-chip digital video decoder for dual composite and single S-video signals.

Output data is YCbCr format and compliant with ITU-R BT.601 standard.

Key Features

Decodes dual inputs of composite video signals NTSC / PAL / SECAM at the same time

Decodes S-video signals

4 input channels

11-bit 54MHz ADC 1 channel

Internal analog bandwidth filter

Digital PGA (-3 dB to 6 dB)

Adaptive automatic gain control (AGC) and automatic Color Control (ACC)

Image adjustment (Contrast, Brightness, Saturation, HUE, Sharpness)

Automatic input signal detection

Adaptive 2-D Y/C separation

Output Data: YCbCr 4:2:2 8bit with EAV/SAV

Output I/F: ITU-R BT.601( HD, VD, FIELD / DVALID output)

VBI signal decoding (Closed Caption, VBID (CGMS-A), WSS)

Power down function

I2C control

Power supply (Core: 1.7 to 2.0V, I/O: 1.7 to 3.6V)

Operating temperature range: - 40 to 85 deg

Package: 64-pin LQFP (10mm x 10mm)

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