CXA1897Q Description
The CXA1897Q is an analog signal processing IC for tape recorders. It achieves whole processing operations for the recording and playback systems which include the Dolby B noise reduction function on a single chip. This IC supports 2 channels at each function.
CXA1897Q Key Features
- Dolby B noise reduction supports 1.7 times normal speed
- Recording/playback equalizer amplifier supports 1.7 times normal speed
- Built-in parator for AMS (automatic music sensor)
- Built-in AGC (automatic gain control) with amplifier for MPX filter
- Playback equalizer outputs independently for DECK-A and DECK-B
- Externally adjustable recording equalizer Gp and fp
- Built-in Recording mute function
- Double cassette dubbing system can be easily configured just with this IC