HA12177 - Audio Signal Processor

This page provides the datasheet information for the HA12177, a member of the HA1 Audio Signal Processor family.

Product Overview

Hitachi Semiconductor

Part number	HA12177
Manufacturer	Hitachi Semiconductor
File Size	1.09 MB
Description	Audio Signal Processor
Datasheet	HA12177 Datasheet
Additional preview pages of the HA12177 datasheet.

HA12173 series are silicon monolithic bipolar IC providing Dolby noise reduction system

, music sensor and PB equalizer system in one chip.

PB equalizer Dolby B/C-NR Music sensor × 2 channel × 2 channel × 1 channel

Different type of PB equalizer characteristics selection (normal/chrome or metal) is available with fully electronic control switching built-in.
2 type of input selection (RADIO/TAPE) is available.
Changeable to Forward, Reverse-mode for PB head with fully electronic control switching built-in.
Available to change music sensing level by external resistor.
Music sensing level selection is available with fully electronic control switching built-in.

Other Datasheets by Hitachi Semiconductor

Published: Mar 22, 2005 |