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AN6291 データシートの表示(PDF) - Panasonic Corporation
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AN6291
ICs for Cassette, Cassette Deck / Dual dbx II Noise Reduction System ICs
Panasonic Corporation
AN6291 Datasheet PDF : 7 Pages
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AN6291, AN6291S
ICs for Cassette, Cassette Deck
s
Block Diagram
RMS TIMING CCA CAP CAP
ON – OFF
V
CC
NC IN–B
–B
IN–B 1–B
2–B
V
OUT–
B
–B
I TIME ENCODE
22
21
20
19
18
17
16
15
14
13
12
V
CC
RMS
Current
Source
Timing Current
CCA
–
OP
Amp.
+
Logic
RMS
CCA
+
OP
Amp.
–
Bias
GND
SUB
1
2
3
4
5
6
7
8
9
10
11
ADJ
GND RMS TIMING CCA
CAP
CAP V
OUT–
A ON – OFF N.I. DECODE
IN– A – A IN– A 1– A 2– A
–A
s
Pin Descriptions
Pin No.
Pin Name
1 Adjustment of timing current
2 GND
3 RMS IN-A
4 TIMING-A
5 CCA IN-A
6 CAP-1-A
7 CAP-2-A
8 VOUT-A
9 ON-OFF-A
10 N.I.
11 DECODE
Pin No.
12 ENCODE
13 I TIME
14 ON-OFF-B
15 VOUT-B
16 CAP-2-B
17 CAP-1-B
18 CCA IN-B
19 TIMING-B
20 RMS IN-B
21 NC
22 V
CC
Pin Name
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