HA12167FB/HA12169FB
Audio Signal Processor for Cassette Deck (Deck 1 Chip)
ADE-207-110B (Z)
3rd Edition
Description
HA12167FB/HA12169FB is silicon monolithic bipolar IC providing REC volume system, Level meter
system and Dolby noise reduction system* in one chip.
Functions
•
REC equalizer
×
2 channel
•
Equalizer volume
×
2 channel
•
Dolby B/C NR
×
2 channel
•
REC/PB input electronic volume
×
2 channel
•
Level Meter
×
2 channel
•
DAC for adjusting bias
×
2 channel
Features
•
Available to create characteristics of REC equalizer by changing external resistor, no coil
•
Equalizer volume is available to calibrate recording automatically with micro-controller
•
Electronic volume built-in is available to set the level of recording and play back automatically with
micro-controller
4 types of input (3 out of 4 are by way of electronic volume)
Input electronic control switching is irrelevant to REC/PB electronic control switching
Normal-speed/high-speed, normal/metal/chrome fully electronic control switching built-in
NR-ON/OFF, Dolby B/C, MPX ON/OFF fully electronic control switching built-in
•
Reduction of the number of pins by transfered serial data to electronic volume control switching and
another control switching (Controllable from micro-controller directly)
•
Small the number of external parts
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299