Product Summary

The mc12019d is a divide by 20 and 21 dual modulus prescaler. The mc12019d will divide by 20 when the modulus control input is HIGH and divide by 21 when the modulus control input is LOW.

Parametrics

mc12019d absolute maximum ratings: (1)Power Supply Voltage, Pin 7, VCC: 8.0 Vdc; (2)Operating Temperature Range, TA: –40 to +85 ℃; (3)Storage Temperature Range, Tstg: –65 to +175 ℃; (4)Toggle Frequency (Sine Wave Input), fmax: 225 MHz; (5)Supply Current, ICC: 7.5 mA; (6)Control Input HIGH, VIH: 2.0 V; (7)Control Input LOW, VIL: 0.8 V; (8)Output Swing Voltage (10 kΩ to ground), Vout: 600 to 1200 mVpp; (9)Input Voltage Sensitivity 20 MHz to 225 MHz, Vin: 200 to 800 mVPP; (10)PLL Response Time, tPLL: tout–70 ns.

Features

mc12019d features: (1)225 MHz Toggle Frequency; (2)Low-Power 7.5 mA Maximum at 5.5 V; (3)Control Input is Compatible with Standard Motorola CMOS Synthesizers; (4)Emitter Follower Output.

Diagrams

mc12019d block diagram