- RTC Top
- What is RTC Modules?
- Epson's RTC Modules
- Features
- Scenes
- RTC Modules for Automotive
- Development Tools
- Videos
Real Time Clocks (RTC)

What is RTC Modules?
"RTC" is an acronym for Real Time Clock, which is an electronic device that measures time. "RTC module" is a single packaged module which integrated RTC IC, oscillator circuit and master clock. There is no need for oscillator circuit design and frequency adjustment by yourselves.

Epson's RTC Modules
Epson's wide range of RTC modules with built-in crystal save power, provide superior accuracy, and simplify system design. Thanks to a rich set of optional functions, such as alarms and time stamps, RTCs can cover multiple additional tasks beside the time keeping.

Features
Our RTC module provides highly accurate time information even when the temperature on the customer's board changes. Read more about features and unique functions of our RTC modules.

Scenes
Here are some examples of how Epson's RTC modules can benefit our customers.

RTC modules for Automotive
Solutions for improving time accuracy and lowering system power for automotive application. Read more about 3 types of issues for in-vehicle equipment and how our RTC modules can solve them.

Videos
Watch videos and learn fundamentals of our RTC modules, how we make it possible to reduce current power consumption and some tips for several use-cases.