MC3335

Order this document by MC3335/D Low Power Narrowband FM Receiver . . . includes dual FM conversion with Oscillators, Mixers, Quadrature Discriminator, and Meter Drive/Carrier Detect Circuitry. The MC3335 also has a comparator circuit for FSK detection. Complete Dual Conversion Circuitry Low Voltage: VCC = 2.0 to 6.0 Vdc Low Drain Current (Typical 3.6 mA with VCC = 3.0 Vdc) Excellent Sensitivity: – 3.0 dB Input Limiting = 0.7 µV Externally Adjustable Carrier Detect Function Separate Data Shaping Output Circuitry Data Rate Up to 35000 Baud Detectable 60 dB RSSI Range Low Number of External Parts Required Manufactured in Motorola′s MOSAIC® Process Technology MC13135 is Preferred for New Designs MC3335 LOW POWER DUAL CONVERSION FM RECEIVER SEMICONDUCTOR TECHNICAL DATA P SUFFIX PLASTIC PACKAGE CASE 738 DW SUFFIX PLASTIC PACKAGE CASE 751D (SO–20L) Simplified Application as a Fixed Receiver PIN CONNECTIONS RF Input 0.01 49.7 MHz 120 pF 50 pF 10.245 MHz Ceramic Filter 455 kHz 0.1 0.1 0.1 200 k 10 k 1 2 3 4 5 VCC 6 7 Limiter 8 9 10 To Carrier Detect Indicator 0.01 20 19 33 pF 0.41 µH 18 Ceramic Filter 17 10.7 MHz VCC 16 1.0 + 15 0.1 10 k 14 Data 13 0.001 12 Recovered Audio 11 39 K Lp = 660 µH Cp = 180 pF 1st Mixer Input 1 2nd Lo Emitter 2 2nd Lo Base 3 2nd Mixer Output 4 VCC 5 Limiter Input 6 Limiter Decoupling 7 Limiter Decoupling 8 Meter Drive 9 Carrier Detect 10 LIMITER 20 1st Mixer Input 19 1st Lo Tank 18 1st Lo Tank 17 1st Mixer Outp...