參數(shù)資料
型號: HA12157NT
廠商: Hitachi,Ltd.
英文描述: Audio Signal Processor for Cassette Deck (Dolby B/C-type NR with Recording System)
中文描述: 音頻信號處理器(杜比B / C型與錄音系統(tǒng)星期日的盒式收錄機(jī))
文件頁數(shù): 10/57頁
文件大小: 463K
代理商: HA12157NT
HA12155NT/HA12157NT
Rev.4, Jun. 1997, page 10 of 57
Pin Description
(V
CC
= 14 V, Ta = 25°C, No signal, the value in the table show typical
value) (cont)
Pin No.
Terminal
DC
DP-64S
name
Zin
voltage
Equivalent circuit
Description
17
CCR
V
CC
/2
Current controled
48
resistor output
11
IA OUT
V
CC
/2
Input amp output
54
V
GND
13
VREF
Reference voltage
52
buffer output
14
PB OUT
Play back (Decode)
51
output
16
SS 2
Spectral skewing
49
amp. output
20
REC OUT
Recording (Encode)
45
output
26
EQ OUT
Equalyzer output
39
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