e1217X Datasheet (ATMEL Corporation) - 32-kHz Standard Watch CMOS ic

e1217X, 32-kHz Standard Watch CMOS ic

The e1217X is an integrated circuit in CMOS Silicon Gate Technology for analog watches.

It consists of a 32-kHz oscillator, frequency dividers down to 1/64 Hz, output pulse formers and push-pull motor drivers.

For tuning of the crystal, integrated capacitors are provided (selectable mask option).

e1217X Features

* D 32-kHz oscillator D 1.3 V to 1.8 V operating-voltage range D 180 nA typical current consumption D Voltage regulator D Integrated capacitors, mask selectable D Mask options for pad designation, motor period and motor pulse width D Low resistance outputs for bipolar stepping motor D Motor fast-test