LINEAR INTEGRATED CIRCUIT
LOW VOLTAGE AM-FM RADIO
The TDA 1220L is a monolithic integrated circuit in a 16-lead dual i...
LINEAR INTEGRATED CIRCUIT
LOW VOLTAGE AM-FM RADIO
The TDA 1220L is a monolithic integrated circuit in a 16-lead dual in-line plastil:;package designed for use in 3V-4.5V-6V portable AM-FM radio receivers. The functions incorporated are:
AM SECTION
Preamplifier and double balanced mixer* One pin local oscillator IF amplifier with internal AGC Detector and audio preamplifier
FM SECTION
I F iIfflplifier~d limiter
Quadratur~ d~tector
AudittprEj;implifier
High sensitivity and low noise Very low tweet High signal handling (lVj Low battery drain
Patent pending.
and for:FMbands and features:
;- AM sensitivity regulation facility High stability of electrical characteristics from 2V to 9V Very simple DC switching of AM-FM
ABSOLU-r:~,;MA~IIVi"~M RATINGS
Vs Ptot
Top
Tstg , Tj
s~V:;l1bftage
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