AN7352S PANASONIC [Panasonic Semiconductor], AN7352S Datasheet

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AN7352S

Manufacturer Part Number
AN7352S
Description
Playback Pre-amplifier for Stereo Cassette Deck
Manufacturer
PANASONIC [Panasonic Semiconductor]
Datasheet
1.AN7352S.pdf (3 pages)
ICs for Cassette, Cassette Deck
AN7352S
Playback Pre-amplifier for Stereo Cassette Deck
pre-amplifier of analogue cassette deck. Particularly in
order to support the automatic adjustment, it incorporates
various volume filter circuits and control functions. Also, it
has realized great reduction of external parts required.
•
•
•
•
Pin No.
10
The AN7352S is a bipolar IC developed as a playback
built-in
Various equalizer switching circuit built-in
Series mute circuit built-in
MS (head locating) amp. comparator circuit built-in
Pin Name
1
2
3
4
5
6
7
8
9
Overview
Features
Block Diagram
Variable volume circuits for playback gain adjustment
–V
PB T1 Input (R Ch.)
PB T2 Input (R Ch.)
PB NF Input (R Ch.)
120 / 70 ( 2) NF SW
120 / 70 ( 1) NF SW
PB Monitor Output
T1/ T2 LOGIC
120 / 70 LOGIC
PB Output (R Ch.)
–V
GND
CC
28
1
CC
Pin Name
27
2
26
3
–
+
+
–
25
4
24
5
Pin No.
11
12
13
14
15
16
17
18
19
20
23
6
Volume Control (R Ch.)
MS Input
+V
MS NF Input
MS Output
MS De-coupling
MS GND
Volume Control (L Ch.)
PB Output (L Ch.)
1/ 2 LOGIC
CC
22
7
Pin Name
P/ R
T1/
T2
21
8
20
120 /
70
9
1/
2
19
10
28-Lead SOP Package (SOP028-P-0375A)
Pin No.
0.3
10
11
12
13
14
21
22
23
24
25
26
27
28
CTL
1
2
3
4
5
6
7
8
9
18
CTL
11
P/R LOGIC
PB Monitor Output
120 / 70 ( 2) NF SW
120 / 70 ( 1) NF SW
PB NF Input (L Ch.)
PB T2 Input (L Ch.)
PB T1 Input (L Ch.)
GND
7.2 0.3
9.4 0.3
17
12
+V
22k
Pin Name
28
27
26
25
24
23
22
21
20
19
18
17
16
15
16
13
CC
+
–
47k
1k
15
14
Unit : mm

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AN7352S Summary of contents

Page 1

... ICs for Cassette, Cassette Deck AN7352S Playback Pre-amplifier for Stereo Cassette Deck Overview The AN7352S is a bipolar IC developed as a playback pre-amplifier of analogue cassette deck. Particularly in order to support the automatic adjustment, it incorporates various volume filter circuits and control functions. Also, it has realized great reduction of external parts required. ...

Page 2

... AN7352S Absolute Maximum Ratings (Ta=25˚C) Parameter Supply Voltage Supply Current Power Dissipation Operating Ambient Temperature Storage Temperature Recommended Operating Range (Ta= 25˚C) Parameter Operating Supply Voltage Range Electrical Characteristics (V Parameter Symbol Consumption Current Reference Output Level (0dB) Reference Output Level (+ 6dB) Reference Output Level (– ...

Page 3

... ICs for Cassette, Cassette Deck Application Circuit + GND – – – 0.0056 F PB OUT 560k T1/ 120 / 560k PB OUT + 0.0056 F AN7352S 5V MS GND + CTL 22k 47k 1k + – CTL ...

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