60 MHz and 85 MHz Universal Programmable Dual PLL Frequency Synthesizers
●CMOS
●The MC145162 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
●60 MHz or below.
●The MC145162–1 is a high frequency derivative of the MC145162, for products with operating frequencies of 85 MHz or below.
●• Operating Voltage Range: 2.5 to 5.5 V
●• Operating Temperature Range: – 40 to + 75°C
●• Operating Power Consumption: 3.0 mA @ 2.5 V
●• Maximum Operating Frequency:
● MC145162 — 60 MHz @ 200 mV p–p, VDD = 2.5 V
● MC145162–1 — 85 MHz @ 250 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
