s
Product Brief
TDA 4362
The Weatherband IC
The TDA 4362 is an integrated
Dual-Conversion-AM-Receiver.
Potential Application
s
Car radios
Price Projection
s
Standard price list
TDA 4362
Development and Support Tools
s
Application Board
s
For Key and Focus accounts or
TDA 4362 and 4362X
Features
s
High flexibility with external
s
s
s
s
s
s
s
s
s
s
s
s
s
high volumes you may contact
your regional Siemens sales partner
preamplifier
2 symmetrical or asymmetrical
mixer inputs
2-pin-Oscillator for the 1st LO
1st LO with LC-tank circuit
1st LO, 60 to 160 MHz range
Low narrow band noise
Divider for 1st LO by
2, 4, 6, 8, 10, 12
Integrated AGC generation for
the prestages
Strictly symmetrical RF path
Decoupled direct and divided
counter outputs
2nd LO with quartz or
external source
Output for gain controlled 2. IF
FM-coincidence demodulator
Two inputs for the 2nd IF-stage
Features
Benefits
One IC for global LW/MW/SW reception World radio
Supports US weather band (WB) services Substitutes expensive modules
AM up/down conversion concept
Dual mixer input for AM and WB
Packing
Type
TDA 4362
TDA 4362X
Documentation
Specification
Application (TDA 4362)
Ordering Code
Q67007-A5228
Q67007-A5238
Alignment free
No need for switching diodes
Package
P-MQFP-44-2
P-DSO-28-1
Date of Issue/Version
4/98
1/98
http://www.siemens.de/semiconductor/consumer_electronic
Block Diagram
IN1/IN2
SW1
+
V
Ref
VPrestage
43
44
IPrestage
IN1 2
3
IN2 5
6
11
1,2,4,6,8,10,12
1.LO
12
13 4
34
37 7
+
V
S
2.LO
AUS
IN1/IN2
+
V
S
Availability
Samples available;
Product development release
V
S
1
8
39 40
IFout
35
IF2out
36
32 33
STDBY
SW2
23 26 24 25
IN1
IN2
16
AGC
Amplifier
AM-
28
Stereo
Decoder
41 STS Out
STS-C
27
38
Prestage
AGC
AGC
1
2
f
Osc
/n
f
Osc
15
A
14
B
9
C
10
Standby
A
Wien
¤
(+43) 1-1707-356 11
Richmond (Melbourne),
Vic. 3121
¤
(+61) 3-9420 71 11
Brussel/Bruxelles
¤
(+32) 2-536 23 48
São Paulo-SP
¤
(+55) 11-836 23 77/
26 84
Mississauga, Ontario
L5T 1P2
¤
(+1) 905-819 80 00
Zürich
¤
(+41) 1-495 30 65
Düsseldorf
¤
(+49) 211-399 15 51
Laatzen (Hannover)
¤
(+49) 511-877 27 06
Nürnberg
¤
(+49) 911-654 76 22
Stuttgart
¤
(+49) 711-137 33 14
München
¤
(+49) 89-9221 40 86
Ballerup
¤
(+45) 4477-44 77
Tres Cantos-Madrid
¤
(+34) 91-514 80 00
Saint-Denis CEDEX 2
¤
(+33) 1-4922 31 00
Espoo (Helsinki)
¤
(+35) 9-5105 1
Berkshire RG 12
8FZ
¤
(+44) 1344-39 60 00
Amaroussio/Athen
¤
(+30) 1-686 41 11
Hong Kong
¤
(+852) 2832 05 00
Milano
¤
(+39) 02-6676-1
New Delhi 110 014
¤
(+91) 11-461 74 47
Bangalore 560 001
¤
(+91) 80-227 98 74
Mumbai
¤
(+91) 22-496 21 99
IRL
Dublin 4
¤
(+353) 1-603 23 42
Tokyo 141-0022
¤
(+81) 3-5449 64 11
Penang
¤
(+60) 4-644 99 75
Oslo 5
¤
(+47) 22-63 30 00
Den Haag
¤
(+31) 70-333 24 29
Auckland
¤
(+64) 9-520 30 33
Amadora
¤
(+35) 1-417 00 11
Islamabad
¤
(+92) 51-21 22 00
Warszawa
¤
(+48) 2-670 91 51
Taipei
¤
(+886) 2-2773 66 06
Seoul 135-080
¤
(+82) 2-527 77 00
Moskva
¤
(+7) 095-237-64 76,
-69 11
Kista
¤
(+46) 8-703 35 00
Singapore 349 253
¤
(+65) 840 06 10
Findikli (Istanbul)
¤
(+90) 212-251 09 00
Cupertino, CA 95014
¤
(+1) 408-777 45 00
Cupertino, CA 95014
¤
(+1) 408-257 79 10
Iselin, NJ 08830-2770
¤
(+1) 732-906 43 00
Beijing
¤
(+86) 10-6857 90 -06,
-07
Shanghai 200003
¤
(+86) 21-6361 26 18/19
J
31 29
30 21
42
22
17 18 19 20
B
V
Ref
AGC AFout
Time
MAL
N
BR
NL
FM Semiconductors in Car Radio AM/WB Receivers
AGC
FM
BA 885 or
BA 595
AGC
Tuned
Input Filter
BB 804 or
BB 814 or
BB 914
Prestage
BF 1012 or
BF 1009 or
BF 998
Tuned
Filter
BB 804 or
BB 814 or
BB 914
-FM-Tuner
-FM-IF
Demodulator
-Stereo Decoder
-Noise Blancer
CDN
NZ
P
CH
PK
D
PL
AF
RC
ROK
RUS
DK
AM Prestage
J-FET
+ BC 848C
AM WB IC
TDA 4362
AF
S
E
SGP
F
TR
FIN
USA
Oscillator Tank
Circuit AM
BB 914
GB
GR
HK
VRC
I
AM/WB Receiver TDA 4362
TDA 4362
WB
Down Conv.
Mixer
1.LO
AM
Up Conv.
Mixer
AM/FM
Demodulator
Down Conv.
Mixer
2.LO
IND
ZA
Halfway House 1685
¤
(+27) 11-652-20 00,
-27 00
How to reach us:
http://www.siemens.de/semiconductor
Audio
Processor
Audio
Power
© 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.
Micro-
Controller
Please contact our regional offices to receive the
latest version of the relevant information to verify,
before placing orders, that the information being
relied upon is current.
All brand or product names, hardware or software
names are trademarks of their respective compa-
nies or organizations.
Published by Semiconductor Group
Siemens Aktiengesellschaft
Ordering No. B168-H7391-X-X-7600
Printed in Germany
PS 11983.