ST72101/ST72212/ST72213 8-BIT MCU WITH 4 TO 8K ROM.
ST72212 - (ST72T101 - ST72T213) 8-BIT MCU WITH 4 TO 8K ROM/OTP/EPROM
ST72212G2 - 8-BIT MCU
ST72212 - (ST72xxx) 8-BIT MCU