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DESCRIPTION
UTC KA22427 is a one-chip AM/FM radio integrated circuit that is suitable for portable radio applications. It includes AM amplifier, local OSC, AM mixer, AM/FM amplifier, AM AGE, FM AGE circuit and also class b Audio Power Amplifier.

FEATURES
* Low external components count.
* Wide operating voltage : 3 - 13 V.
* Internal regulated supply for constant current operation.
* DC selection of AM/FM mode.

DESCRIPTION
Contek TA7613AP Is A One-chip AM/FM radio Integrated circuit That Is Suitable For Portable radio Applications. It Includes AM Amplifier, Local OSC, AM Mixer, AM/FM Amplifier, AM AGE, FM AGE circuit And Also Class B Audio Power Amplifier.

FEATURES
* Low External Components Count.
* Wide Operating Voltage : 3 - 13 V.
* Internal Regulated Supply For Constant Current Operation.
* DC Selection Of AM/FM Mode.

DESCRIPTION
UTC TA7613AP Is A One-chip AM/FM radio Integrated circuit That Is Suitable For Portable radio Applications. It Includes AM Amplifier, Local OSC, AM Mixer, AM/FM Amplifier, AM AGE, FM AGE circuit And Also Class B Audio Power Amplifier.

FEATURES
* Low External Components Count.
* Wide Operating Voltage : 3 - 13 V.
* Internal Regulated Supply For Constant Current Operation.
* DC Selection Of AM/FM Mode.

DESCRIPTION
UTC TA7613AP Is A One-chip AM/FM radio Integrated circuit That Is Suitable For Portable radio Applications. It Includes AM Amplifier, Local OSC, AM Mixer, AM/FM Amplifier, AM AGE, FM AGE circuit And Also Class B Audio Power Amplifier.

FEATURES
* Low External Components Count.
* Wide Operating Voltage : 3 - 13 V.
* Internal Regulated Supply For Constant Current Operation.
* DC Selection Of AM/FM Mode.

DESCRIPTION
Contek KA22427 is a one-chip AM/FM radio integrated circuit that is suitable for portable radio applications. It includes AM amplifier, local OSC, AM mixer, AM/FM amplifier, AM AGE, FM AGE circuit and also class b Audio Power Amplifier.

FEATURES
* Low external components count.
* Wide operating voltage : 3 - 13 V.
* Internal regulated supply for constant current operation.
* DC selection of AM/FM mode.

[Contek]

DESCRIPTION
Contek TA7613AP Is A One-chip AM/FM radio Integrated circuit That Is Suitable For Portable radio Applications. It Includes AM Amplifier, Local OSC, AM Mixer, AM/FM Amplifier, AM AGE, FM AGE circuit And Also Class B Audio Power Amplifier.

FEATURES
* Low External Components Count.
* Wide Operating Voltage : 3 - 13 V.
* Internal Regulated Supply For Constant Current Operation.
* DC Selection Of AM/FM Mode.

INTRODUCTION
KA22427C is a monolithic integrated circuit designed for the portable AM/FM radio or AM/FM clock radios.

FEATURE
• Portable AM/FM 1-chip radio
• Wide operating supply voltage range: VCC = 3V ~ 12V (Approximately) (Depending on the internal regulator tolerance)
• Recommended operating suply voltage: VCC = 4.5V ~ 9V

FUNCTIONS
• AM RF & MIX
• AM AGC
• AM/FM DET
• Regulator
• AM Local OSC
• AM/FM IF AMP
• Audio Power AMP
• FM AFC Control

INTRODUCTION
KA22427B is a monolithic integrated circuit designed for the portable AM/FM radio or AM/FM clock radios.

FEATURE
• Portable AM/FM 1-chip radio
• Wide operating supply voltage range: VCC = 3V ~ 12V (Approximately) (Depending on the internal regulator tolerance)
• Recommended operating suply voltage: VCC = 4.5V ~ 9V

FUNCTIONS
• AM RF & MIX
• AM AGC
• AM/FM DET
• Regulator
• AM Local OSC
• AM/FM IF AMP
• Audio Power AMP
• FM AFC Control

DESCRIPTION
UTC KA22427 is a one-chip AM/FM radio integrated circuit that is suitable for portable radio applications. It includes AM amplifier, local OSC, AM mixer, AM/FM amplifier, AM AGE, FM AGE circuit and also class b Audio Power Amplifier.

FEATURES
* Low external components count.
* Wide operating voltage : 3 - 13 V. 
* Internal regulated supply for constant current operation.    
* DC selection of AM/FM mode.

DESCRIPTION

TDA7227 is a mono AM/FM one chip tuner ICs which is designed for portable radios, clock radios and radio cassette recorders.

. BUILT-IN FM F/E AND AM/FM IF

. AM DETECTOR COIL AND IF COUPLING CAPACITOR ARE NOT NECESSARY

. WIDE OPERATING VOLTAGE RANGE (1.8 - 7V)

. LED DRIVE circuit FOR TUNING INDICATOR