Time exists everywhere around your life, not only in watches and clocks but also in large systems, all of which require both high precision and low power consumption. Seiko NPC has long cultivated IC technologies that fully satify such requirements.

Timepiece Products

Real Time Clock

*Link to real time clock ICs ( for Crystal oscillator products)

*1: It is specified only for clock and calendar operating voltage. Operating voltage for CPU access is specified by the other specification.
*2: It is specified for only when clock and calendar circuit operating. In this case accessing to CPU is not possible.Custom IC Development

Supply voltage
Current consumption