Integrated Circuits from OEM
Main -- IC's -- RF
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A274D


Package:
DIP-16
DIP-16
elec. poti circuit
the IC A274D is designed for DC controlled frequency range setup in audio frequency stereo applications.
Source: RFT Datenbuch Mikroelektronik
Datasheet: datasheet A274D (free pdf)

A277D


Package:
DIP-18
DIP-18
driver circuit
the A277D is a integrated circuit preferred for use as linear 12-LED driver circuit
Source: RFT mikroelektronik Aktive elektron... [more]
RFT mikroelektronik Aktive elektronische Bauelemente 1985
Datasheet: A277D datasheet   (free jpg)
back OEM: RFT electronic VEB Bauelemente forw

A281D


Package:
DIP-14
DIP-14
IF-amplifier circuit
the A281D is an adjustable AM-FM-IF amplifier for use in RF radio applications with high power supply range.
Source: RFT Datenbuch Mikroelektronik
Datasheet: datasheet A281D (free pdf)

A283D


Package:
DIP-16
DIP-16
RF-receiver circuit
the A283D is a single chip AM-FM receiver circuit with integrated audio frequency power amplifier for use in RF radio applications.
Source: RFT Datenbuch Mikroelektronik
Datasheet: datasheet A283D (free pdf)