參數(shù)資料
型號: HA12229F
廠商: Hitachi,Ltd.
英文描述: Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.)
中文描述: 音頻信號處理器。為汽車甲板(只解碼杜比B型鉛放大器星期日)
文件頁數(shù): 3/51頁
文件大?。?/td> 304K
代理商: HA12229F
HA12228F/HA12229F
Rev.2, Dec. 2000, page 3 of 51
Pin Description, Equivalent Circuit
(V
CC
= 9 V single supply, Ta = 25°C, No Signal,
The value in the table shows typical value.)
Pin No.
Terminal Name
Note
Equivalent Circuit
Description
13
MSI
V = V
CC
/2
V
CC
/2
V
100 k
MS input *
1
4
TAI(L)
Tape input
27
TAI(R)
23 *
2
DET(R)
V = 2.5 V
V
CC
GND
V
Time constant pin for
NR rectifier
8 *
2
DET(L)
26
RIP
V = V
CC
/2
V = 0.28 V
Ripple filter
5 *
3
Bias
GND
V
Dolby bias current
input
14
MSDET
GND
Time constant pin for
MS rectifier *
1
Notes: 1. MS: Music Sensor
2. Non connection regarding HA12229F.
3. Test pin regarding HA12229F. Usually open or pull down to GND with 18 k
.
相關PDF資料
PDF描述
HA12230 Audio Signal Processor for Cassette Deck
HA12230NT Audio Signal Processor for Cassette Deck
HA12231 Audio Signal Processor for Car Deck (PB 1 Chip)
HA12231FP Audio Signal Processor for Car Deck (PB 1 Chip)
HA12232 Audio Signal Pre-Amp. for Car Deck
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HA12232 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Pre-Amp. for Car Deck