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Hitachi Semiconductor - Audio Signal Processor for Car Deck (PB 1 Chip)

Numéro de référence HA12231
Description Audio Signal Processor for Car Deck (PB 1 Chip)
Fabricant Hitachi Semiconductor 
Logo Hitachi Semiconductor 





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HA12231 fiche technique
HA12231FP
Audio Signal Processor for Car Deck (PB 1 Chip)
ADE-207-327A (Z)
2nd Edition
Jan. 2001
Description
HA12231FP is silicon monolithic bipolar IC providing PB equalizer system and music sensor system in
one chip.
Functions
PB equalizer × 2 channel
Music sensor × 1 channel
Line amp. × 2 channel
Line mute × 2 channel
Features
No use external parts for PB equalizer. (Fixed characteristics built-in)
Available to change music sensing level by external resistor.
Available to change frequency response of music sensor by external capacitor.
Different type of PB equalizer characteristics selection (120 µs/70 µs) is available.
Line mute ON/OFF is avalable.
This IC is strong for a cellular phone noise.
Ordering Information
Product
HA12231FP
Package
FP-20DA
PBOUT-Level
450 mVrms
Functions
PB-EQ
r
Music Sensor
r
Mute
r

PagesPages 25
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