TDA7220 Datasheet, PDF (1/16 Pages) STMicroelectronics – VERY LOW VOLTAGE AM-FM RADIO

TDA7220
VERY LOW VOLTAGE AM-FM RADIO
....... OPERATING SUPPLY VOLTAGE : 1.5 TO6V
HIGH SENSITIVITY AND LOW NOISE
LOW BATTERY DRAIN
VERY LOW TWEET
HIGH SIGNAL HANDLING
VERY SIMPLE DC SWITCHING OF AM-FM
AM SECTION OPERATES UP TO 30MHz
DESCRIPTION
The TDA 7220 is a monolithic integrated circuit in
a 16-lead dual in-line plastic package designed for
use in 3V, 4.5V and 6V portable AM-FM radio
receivers.
The functions incorporated are :
AM Section
- Preamplifier and double balanced mixer
with AGC
- On pin local oscillator
- IF amplifier with internal AGC
- Detector and audio preamplifier
FM SECTION
- IF amplifier and limiter
- Quadrature detector
- Audio preamplifier
DIP16
ORDERING NUMBER : TDA7220
SO16
ORDERING NUMBER : TDA7220D
PIN CONNECTION
June1993
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