參數(shù)資料
型號: HA12136AF
廠商: Hitachi,Ltd.
英文描述: Dolby B-Type Noise Reduction System
中文描述: 杜比B型降噪系統(tǒng)
文件頁數(shù): 7/27頁
文件大小: 130K
代理商: HA12136AF
HA12134A, HA12135A, HA12136A
Rev.3, Jun. 1999, page 7 of 27
Pin Description
(Ta = 25°C, V
CC
= 12 V, No signal, The value in the table show typical
value.) (cont)
Pin No. Symbol
R (in)
VDC
Equivalent circuit
Description
7, 10
DET
1.3 V
GND
V
CC
Time constant pin for the
level detector
8, 9
REC OUT
6.0 V
V
GND
100
100
CC
Recording (encode)
output
12
REC/PB
V
4 V
BE
3 V
BE
GND
1k
CC
100k
Mode control pin for
REC/PB (encode/decode)
“H”
REC (encode)
“L”
PB (decode)
13
BIAS
1.0 V
V
GND
CC
Reference current input
pin for the active filters
15
GND
0 V
Ground
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參數(shù)描述
HA12136AFP 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Dolby Noise Reduction Circuit
HA12141 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Dolby B- and C-Type Noise Reduction System
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HA12142NT 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Dolby B- and C-Type Noise Reduction System