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