TW2984-NA2-CR

TW2984-NA2-CR Datasheet


TW2984 Features

Part Datasheet
TW2984-NA2-CR TW2984-NA2-CR TW2984-NA2-CR (pdf)
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4-CH WD1 960H /D1 Compatible Video Decoders and Audio Codecs

TW2984 Features

Video Decoder
• WD1 960H and D1 compatible video decoding operation and it is programmable each channel
• NTSC M, and PAL B, D, G, H, I, M, N, N combination , PAL 60 support with automatic format detection
• 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
• 3.3V tolerant I/O
• 1.0V/3.3V power supply
• 8mm x 8mm 68-pin QFN package
1 FN8583.0 September 24, 2013
1-888-INTERSIL or 1-888-468-3774 | Copyright Intersil Americas LLC All Rights Reserved Intersil and design is a trademark owned by Intersil Corporation or one of its subsidiaries. All other trademarks mentioned are the property of their respective owners.

TW2984

VIN1 AIN1 VIN2 AIN2 VIN3 AIN3 VIN4 AIN4 AIN5 AOUT

AADDCC
4H Comb Video Decoder Decimation Filter

AADDCC
4H Comb Video Decoder Decimation Filter

AADDCC
4H Comb Video Decoder Decimation Filter

AADDCC
4H Comb Video Decoder
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Datasheet ID: TW2984-NA2-CR 639225