MC3357 small power frequency modulation intermediate frequency integrated circuit

Published:2011/6/9 2:03:00 Author:Christina | Keyword: small power, frequency, modulation, intermediate frequency, integrated circuit | From:SeekIC

The MC3357 is designed as one kind of small power frequency modulation intermediate frequency integrated circuit that is produced by the MOTOROLA company, and it can be used in the FM amplifier circuit of the FM duplex communication equipments. 1.Features The MC3357 is composed of the oscillator circuit, the mixer circuit, the noise suppression and hysteresis circuit, the active filter amplifier circuit, the amplitude limit amplifier circuit, the demodulator circuit and other subsidiary function circuits. 2.Pin functions and data The MC3357 has two kinds of package: one is the 16-pin dual-row DIP package; another is the 16-pin small SMD package that can be used in the surface installation technology, the pin functions and data is as shown in the table. The pin functions and data of the MC3357 3.Typical application circuit The internal circuit block diagram and the typical application circuit of the MC3357 is as shown in the figure. The internal circuit block diagram and the typical application circuit of the MC3357



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