.
ST90T30 - (ST90x30 / ST90x31) 9K EPROM HCMOS MCUs WOTH A/D COMVERTER
ST90T31 - (ST90x31) 8K EPROM HCMOS MCU
ST90E30 - (ST90x30 / ST90x31) 9K EPROM HCMOS MCUs WOTH A/D COMVERTER
ST90E31 - (ST90x30 / ST90x31) 9K EPROM HCMOS MCUs WOTH A/D COMVERTER
ST90T31 - (ST90x30 / ST90x31) 9K EPROM HCMOS MCUs WOTH A/D COMVERTER
ST90E31 - (ST90x31) 8K EPROM HCMOS MCU
