Legacy Device: Motorola MC145162



The ML145162 is a dual phase–locked loop (PLL) frequency synthesizer especially designed for CT–1 cordless phone applications worldwide. This frequency synthesizer is also for any product with a frequency operation at 60MHz or below.

• Operating Voltage Range: 2.5 to 5.5 V

• Operating Temperature Range: TA = – 40 to +75°C

• Operating Power Consumption: 3.0 mA @ 2.5 V

• Maximum Operating Frequency: 60 MHz @ 200 mV p–p, VDD = 2.5 V

• Three or Four Pins Used for Serial MCU Interface

• Built–In MCU Clock Output with Frequency of Reference Oscillator ÷3/÷4

• Power Saving Mode Controlled by MCU

• Lock Detect Signal

• On–Chip Reference Oscillator Supports External Crystals to 16.0 MHz

• Reference Frequency Counter Division Range: 16 to 4095

• Auxiliary Reference Frequency Counter Division Range: 16 to 16,383

• Transmit Counter Division Range: 16 to 65,535

• Receive Counter Division Range: 16 to 65,535