Highly Flexible Single-Chip Video and Broadcast Audio Decoding

Conexant’s broadband communications portfolio includes a comprehensive suite of semiconductor solutions that enable the digital home and information network. The CX25840/1/2/3 is Conexant’s second generation of Audio/Video(A/V) decoders built on the success of the CX23880 family of broadcast A/V PCI decoders. These devices are optimized for the regional broadcast requirements and are pin-to-pin compatible with each other. The CX25840/1/2/3 is the smallest integrated stereo broadcast A/V decoder capable of demodulating all of the most common worldwide A/V standards.

Distinguishing Features

• Auto detection and configuration for audio/video

• Worldwide audio standards - BTSC, EIA-J, A2, NICAM, FM/AM

• Baseband audio support via I2S and AC 97

• Two 10 bit A/D

• Component video support

• Integrated anti-alias filter

• 12mm X 12mm 80-TQFP

• 4H adaptive comb

• On-chip voltage regulator

Typical Applications

• Flat panel displays

• HDTV

• TV tuners

• DVD players

• Video cameras

• Set-top boxes

• VCRs and PVRs

• Game consoles