CMOS SERIAL INPUT PHASE-LOCKED-LOOP (PLL) FREQUENCY SYNTHESIZER

The Fujitsu MB87014A, fabricated in advanced CMOS technology, is a serial input phase locked loop (PLL) frequency synthesizer with an on chip 180MHz dual modulus prescaler.

The MB87014A contains a dual modulus prescaler, inverter for an external oscillator, programmable reference divider, control circuit, phase detectors, charge pump, programmable divider (binary 6-bit swallow counter and binary 10-bit programmable counter).