General description

The PCF2120 is a CMOS quartz oscillator optimized for low power consumption.

The 32 kHz output signal is gated using an enable signal.

Features

■ Clock operating voltage: 1.5 V to 5.5 V

■ Low backup current: typical 0.85 µA at VDD = 3.0 V and Tamb = 25 °C

■ 32.768 kHz output for peripheral devices

■ Two integrated oscillator capacitors

■ Push-pull output

■ Internal power-on reset

Applications

■ Portable instruments

■ Industrial products

■ Battery powered products