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HA12206 PDF даташит

Спецификация HA12206 изготовлена ​​​​«Hitachi Semiconductor» и имеет функцию, называемую «Audio Signal Processor for Cassette Deck».

Детали детали

Номер произв HA12206
Описание Audio Signal Processor for Cassette Deck
Производители Hitachi Semiconductor
логотип Hitachi Semiconductor логотип 

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HA12206 Даташит, Описание, Даташиты
HA12206NT
Audio Signal Processor for Cassette Deck
ADE-207-198B (Z)
3rd Edition
Jun. 1999
Description
HA12206NT is silicon monolithic bipolar IC providing music sensor system, ALC, REC equalizer system
and each electronic control switch in one chip.
Functions
REC equalizer × 2 channel
Line Amp.
× 2 channel
ALC (Automatic Level Control)
MS (Music Sensor)
Each electronic control switch to change REC equalizer, bias, etc.
REC mute
Features
REC equalizer is very small number of external parts, built-in 2 types of frequency characteristics.
Correspondence with normal position (TYPE I) / high position (TYPE II).
TYPE I / TYPE II and PB equalizer fully electronic control switching built-in.
Controllable from direct micro-computer output.
Available to reduce substrate-area because of high integration and small external parts.









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HA12206 Даташит, Описание, Даташиты
HA12206NT
Pin Description, Equivalent Circuit (VCC = 7.0V, VEE = –7.0V, Ta = 25°C, No signal,
The value in the table show typical value.)
Pin No. Pin Name
2 PB-Ain (R)
Note
V=0
Equivalent Circuit
Pin Description
A Deck PB input
29 PB-Ain (L)
4 PB-Bin (R)
27 PB-Bin (L)
5 REC-in (R)
26 REC-in (L)
9 EQ-in (R)
22 EQ-in (L)
12 MIMS
3 AB out (R) V = 0
V
100k
14.9k
10.6k
V
B Deck PB input
REC input
Equalizer input
MS Gain control
Time constant for
NAB standard
28 AB out (L)
6
ATT (R)
V=0
25 ATT (L)
7 RPOUT (R)
Variable
impedance for
V attenuation
VCC REC or PB output
24 RPOUT (L)
VEE
Rev.3, Jun. 1999, page 2 of 32









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HA12206 Даташит, Описание, Даташиты
HA12206NT
Pin Description, Equivalent Circuit (VCC = 7.0V, VEE = –7.0V, Ta = 25°C, No signal,
The value in the table show typical value.) (cont)
Pin No. Pin Name
8 ADD in (R)
Note
Equivalent Circuit
100k
23
100k
100k
Pin Description
Adder input
23 ADD in (L)
10 EQOUT (R) V = 0V
8
100k
100k
Equalizer output
21 EQOUT (L)
11 IREF
V = 1.2V
13
DET MS
V = VCC – 4.2V
100k
V
V
V
Equalizer
reference current
input
Time constant for
rectifier
15 DET ALC V = 2.3V
16 MS
MS output
Rev.3, Jun. 1999, page 3 of 32










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