HT46R01M/HT46R02M HT48R01M/HT48R02M 1.5V Battery 8.
HT48R01M - (HT4xR0xM) 1.5V Battery 8-Bit OTP MCU
HT46R01M/HT46R02M HT48R01M/HT48R02M 1.5V Battery 8-Bit OTP MCU Technical Document · Application Note - HA0075E MCU Reset and Oscillator Circuits Appli.