"R" represents the first letter of our original main product, Resistors. This was put together with the unit for resistance "ohm". The "R" now also stands for "Reliability". "Quality First" is ROHM's corporate policy.
AC-DC Converter Chips
Amplifier and Comparator Chips
Analog-to-Digital Converter (ADC) Chips
Audio Amplifiers and Preamplifiers
Audio Processor ICs