High Reliability Serial EEPROMs

A serial EEPROM (Electrically Erasable Programmable Read Only Memory) is non-volatile memory that can be overwritten electrically, in units of bytes. It is used in computers and other electronic devices to store small amounts of data. ROHM offers top-class high reliability serial EEPROMs.

The EEPROM Quick Search searches from among the series listed below.
High Reliability Serial / Automotive Serial EEPROMs

Broad Lineup High Reliability Serial EEPROMs

I²C BUS BR24□□□□Family

Compatible with I²C BUS, utilizing 2-wire communication: SCL (Serial Clock), SDA (Serial Data)
Devices other than EEPROMs can connect to the same port, minimizing the number of ports required.
Single power source: 1.7V to 5.5V ,1.8V to 5.5V(BR24S□□□series)

Click here for the previous line up

SPI BUS BR25□□□□Family

High 5MHz (max.) clock frequency
Wait function via Hold terminal
Part of or the entire memory array can be set to prevent write operations (ROM)

Microwire BUS

3-wire serial communication : Chip Select, Serial Clock, and Serial Data I / O (requires external I / O connection)
High-speed 2MHz clock frequency (BR93L□□, BR93A□□series)
Fast Write possible: 5ms write cycle time (BR93L□□, BR93A□□series)