TW2964集成電路（IC）的視頻處理規(guī)格書PDF中文資料

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