Q67007-A5238 SIEMENS [Siemens Semiconductor Group], Q67007-A5238 Datasheet - Page 2

• Manufacturer Part Number: Q67007-A5238
• Description: The Weatherband IC
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Block Diagram
FM Semiconductors in Car Radio AM/WB Receivers
AM/WB Receiver TDA 4362
Published by Semiconductor Group
Siemens Aktiengesellschaft
VPrestage
IPrestage
f
Osc
IN1
IN2
+
f
AM
FM
BB 914
Osc
V
/n
A
B
C
Down Conv.
Ref
Up Conv.
43
44
38
2
3
5
6
11
15
14
9
10
BA 885 or
BA 595
J-FET
+ BC 848C
Mixer
Mixer
AM
Prestage
WB
Prestage
1
2
AGC
1
AGC
SW1
IN1/IN2
1,2,4,6,8,10,12
8
BB 804 or
BB 814 or
BB 914
12
Input Filter
TDA 4362
Tuned
V
39
1.LO
S
13
1.LO
40
4 34
35
BF 1012 or
BF 1009 or
BF 998
+
V
Prestage
37
36
S
Demodulator
Down Conv.
IF2out
+
V
S
V
AM/FM
7
Mixer
Ref
2.LO
31
32
2.LO
29
STDBY
33
BB 804 or
BB 814 or
BB 914
Tuned
AGC
Filter
30
21
AGC
Time
23 26 24 25 16
IN1
Processor
42
Audio
AFout
-FM-Tuner
-FM-IF
-Stereo Decoder
-Noise Blancer
22 17 18 19 20
Oscillator Tank
Demodulator
AM WB IC
TDA 4362
Circuit AM
IN2
IN1/IN2
SW2
AGC
Amplifier
AGC
Controller
Power
Micro-
Audio
41
28
27
AM-
Stereo
Decoder
STS Out
STS-C
AF
AF
Standby
Availability
Samples available;
Product development release
How to reach us:
http://www.siemens.de/semiconductor
© Siemens AG 1998.
All Rights Reserved.
Please note that any information contained in this
publication may be subject to change. Siemens re-
serves the right to make changes to or to discontin-
ue any product or service identified in this publica-
tion without notice.
Please contact our regional offices to receive the
latest version of the relevant information to verify,
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relied upon is current.
All brand or product names, hardware or software
names are trademarks of their respective compa-
nies or organizations.
Ordering No. B168-H7391-X-X-7600
Printed in Germany
PS 11983.
AUS
CDN
FIN
IND
BR
CH
DK
GB
GR
HK
A
B
D
E
F
I
Wien
Richmond (Melbourne),
Vic. 3121
Brussel/Bruxelles
São Paulo-SP
Mississauga, Ontario
L5T 1P2
Zürich
Düsseldorf
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Nürnberg
Stuttgart
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Tres Cantos-Madrid
Saint-Denis CEDEX 2
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Amaroussio/Athen
Hong Kong
Milano
New Delhi 110 014
Bangalore 560 001
Mumbai
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USA
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PK
PL
RC
TR
ZA
N
P
S
J
Dublin 4
Tokyo 141-0022
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Oslo 5
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Seoul 135-080
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Cupertino, CA 95014
Iselin, NJ 08830-2770
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Shanghai 200003
Halfway House 1685
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