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http://www.siemens.de/semiconductor/consumer_electronic
TUA 4307
VCO with 912 kHz ceramic
resonator
I
AM station detector with
adjustable fieldstrength treshold
(output combined with FM)
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Output for AM stereo decoder
(CQAM)
Product Brief
TUA 4307
The ONE Chip Car Radio IC
Potential Application
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Car radios
Features
AM/FM-Receiver
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High flexibility with external
preamplifier
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Only one 2-pin-LO at 100 MHz
for AM and FM
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Strictly symmetrical RF parts
FM-Receiver
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High input/output 3rd order
interceptpoint
FM-IF Demodulator
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Multipath detector with
analog output
Stereodecoder
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Analog mono/stereo blend
control
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Adjacent channel noise
suppression
AM Mode
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Fast AM search tuning stop
Add on to TUA 4306
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FM station detector with S curve
criterion and adjustable
fieldstrength treshold
(output combined with AM)
I
FM IF counter output with
request function pin
I
Adjustment free stereodecoder
Price Projection
I
I
For Key and Focus accounts or
high volumes you may contact
your regional Siemens sales
partner
Development and Support Tools
I
Application Board TUA 4307
Packing
Type
TUA 4307
Features
AM UP/DOWN conversion concept
Flexible for high-performance /
low-cost applications
Reduced number of adjustments
Reduced peripheral count
MW/SW receiver
Benefits
Alignment free
One chip for all radios
Cost savings, high reliability
New markets (e.g. Saudi Arabia)
Ordering Code
Q66000-S-T
Package
P-MQFP-80-1
Documentation
Specification
Articles/Press releases
Date of Issue/Version
9/98
tbd.
The TUA 4307 is an one chip car
radio front end IC consisting of an
AM/FM receiver, an AM up down
converter, an AGC amplifier, a FM
IF limiter amplifier, AM and
FM demodulators, and a stereode-
coder with noise blanker.
The highlight of this IC is the
AM/FM station detector.