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CXA1691AS View Datasheet(PDF) - Sony Semiconductor

Part NameDescriptionManufacturer
CXA1691AS FM/AM Radio Sony
Sony Semiconductor Sony
CXA1691AS Datasheet PDF : 11 Pages
1 2 3 4 5 6 7 8 9 10
CXA1691AM/AS
FM/AM Radio
For the availability of this product, please contact the sales office.
Description
CXA1691AM/AS is a one-chip FM/AM radio IC
designed for radio-cassette tape recorders.
CXA1691AM
28 pin SOP (Plastic)
CXA1691AS
30 pin SDIP (Plastic)
Features
Small number of peripheral components.
Low current consumption (VCC=3 V)
For FM : ID=5.8 mA (Typ.)
For AM : ID=4.7 mA (Typ.)
Built-in FM/AM select switch.
Large output of AF amplifier.
VCC=6 V, EIAJ output=450 mW (Typ.)
when load impedance 8
Function
FM section
RF amplifier, Mixer and OSC
(incorporating AFC variable capacitor).
IF amplifier
Quadrature detection
Tuning LED driver
AM section
RF amplifier, Mixer and OSC (with RF AGC)
IF amplifier (with IF AGC)
Detector
Tuning LED driver
AF section
Electronic volume control
FM muting
Absolute Maximum Ratings (Ta=25 °C)
Supply voltage
VCC
14
V
Operating temperature Topr –10 to +60 °C
Storage temperature Tstg –50 to +125 °C
Allowable power dissipation
PD
700 mW
(CXA1691AM)
PD
1000 mW
(CXA1691AS)
Recommended Operating Conditions
Supply voltage
VCC
2 to 7.5
V
(CXA1691AM)
VCC
2 to 8.5
V
(CXA1691AS)
Structure
Bipolar monolithic IC
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
—1—
E98425-TE
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