ST10F276, ST10F273 16-bit MCU with MAC unit, up to.
ST10F273 - (ST10F273 / ST10F276) 16-bit MCU with MAC unit / up to 832 Kbytes Flash memory and up to 68 Kbytes RAM
ST10F276 - (ST10F273 / ST10F276) 16-bit MCU with MAC unit / up to 832 Kbytes Flash memory and up to 68 Kbytes RAM
ST10F276E - 16-bit MCU
ST10F276Z5 - 16-bit MCU