Path: OKDatasheet > Semiconductor Datasheet > Hyundai Datasheet > GMS34140TW
GMS34140TW manual: 4-bit single chip microcomputer. Program memory 1.024 bytes. Data memory 32 x 4. I/O ports 4. Input ports 4. Output ports 10. Operating frequency 300KHz-4.2MHz at WIDE version. Normal operating voltage 4.0-5.0V