TW2964集成电路（IC）的视频处理规格书PDF中文资料

特性 Features

Video Decoder

WD1 (960H) and D1 compatible video decoding operation and it is programmable each channel

NTSC (M, 4.43) and PAL (B, D, G, H, I, M, N, N combination), PAL (60) support with automatic

format detection

Software selectable analog inputs allows any of 2 CVBS per one video ADC

Built-in analog anti-alias filter

Four 10-bit ADCs and analog clamping circuit for CVBS input

Fully programmable static gain or automatic gain control for the Y channel

Programmable white peak control for CVBS channel

4-H adaptive comb filter Y/C separation

PAL delay line for color phase error correction

Image enhancement with peaking and CTI

Digital sub-carrier PLL for accurate color decoding

Digital Horizontal PLL for synchronization processing and pixel sampling

Advanced synchronization processing and sync detection for handling non-standard and weak

signal

Programmable hue, brightness, saturation, contrast, sharpness

Automatic color control and color killer

ITU-R 656 like YCbCr (4:2:2) output or time

multiplexed output with 36/72/144MHz for WD1 or 27/54/108MHz for D1 format

Audio Codec

Integrated five audio ADCs processing and one audio DAC

Provides multi-channel audio mixed analog output

Support I2S/DSP Master/Slave interface for record output and playback input

PCM 8/16-bit and u-Law/A-Law 8-bit for audio word length

Programmable audio sample rate that covers popular frequencies of 8/16/32/44.1/48kHz

Miscellaneous

Two-wire MPU serial bus interface

Integrated clock PLL for 144/108MHz clock output

Power save and Power down mode

Low power consumption

Single 27MHz crystal for all standards and both WD1 and D1 format

I/O Pin compatible with TW2960 (Supply pins are different)

3.3V tolerant I/O

1.0V/3.3V power supply

100-pin and 128-pin LQFP packages