MC3361

LOW POWER NARROW BAND FM IF MC3361 DESCRIPTION The MC3361 is designed for use in FM dual conversion communication. It contains a complete narrow band FM demodulation system operable to less than 2.0V supply voltage. This low power narrow band FM IF system provides the second converter, second IF, demodulator. Filter Amp and squelch circuitry for communications and scanning receivers. Outline Drawing MC3361 SUM ***Y 16 F E AT U R E z Operating voltage range : 2.0V ~ 8.0V z Low Current consumption ICC=4.0mA Typ. (VCC=4.0V) z Excellent input sensitivity (-3dB Limiting = 2.0 µVrms Typ.) z Low number of external parts required z Operating frequency up to 60MHz PIN CONFIGURATION MC3361 SUM **** DIP-16 {Crystal OSC 1 2 16 RF Input 15 GND Mixer Output 3 14 Audio Mute MC3361Vcc 4 13 Scan Control Limiter Input 5 12 Squelch Input Decouping 6 11 Filter output Decouping 7 Quadrature Input 8 10 Filter Input 9 Audio Output 1/5 MC3361 ABSOLUTE MAXIMUM RATINGS (Ta=25°C) Charact...