CXA1784AS - Sony Corporation

CXA1784AS US Audio Multiplexing Decoder

The CXA1784AS is an IC designed as a decoder for the Zenith TV Multi-channel System and also corresponds with I2C BUS. Functions include stereo demodulation, SAP (Separate Audio Program) demodulation, dbx noise reduction and sound processor. Various kinds of filters are built in while adjustment, mode control and sound processor control are all executed thro.

Features

• Audio multiplexing decoder, dbx noise reduction decoder and sound processor are all included in a single chip. Almost any sort of signal processing is possible through this IC.
• All adjustments are possible through I2C BUS to allow for automatic adjustment.
• Various built-in filter circuits greatly reduce external parts.
• There are two systems for both inputs and outputs, and each mode control is possible. Standard I/O Level
• Input level COMPIN (Pin 17) AUXIN-L/R (Pins 38 and 37)
• Output level TVOUT-L/R (Pins 35 and 34) LSOUT-L/R (Pins 6 and 5) Pin Configuration (Top View) TVOUT-R SURRT.