參數(shù)資料
型號: HA12223F
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(解碼杜比乙只用PB安培型降噪)
文件頁數(shù): 3/53頁
文件大?。?/td> 343K
代理商: HA12223F
HA12216F/HA12221F Series
Rev.6, Dec. 2000, page 3 of 53
Pin Description, Equivalent Circuit
(V
CC
= 9 V, A system of single supply voltage,
Ta = 25°C, No Signal, The value in the show typical value.)
Pin No.
Terminal Name
Note
Equivalent Circuit
Pin Description
18
MSI
V = V
CC
/2
V
CC
/2
V
100k
MS input *
1
28
TAI (L)
Tape input
3
TAI (R)
26
RAI (L)
Radio input (Mute)
5
RAI (R)
23 *
2
DET (L)
V = 2.5V
V
CC
GND
V
Time constant pin for
rectifier
8 *
2
DET (R)
33
RIP
V = V
CC
/2
V = 0.28V
Ripple filter
4 *
2
Bias
GND
V
Dolby bias current
input
17
MSDET
GND
Time constant pin for
rectifier
Note:
1. MS: Music Sensor
2. Non connection regarding HA12221F series.
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