ST7SCR1E4, ST7SCR1R4 8-bit low-power, full-speed .
STMicroelectronics
ST7FSCR1M1 - 8-bit low-power full-speed USB MCU
ST7SCR1E4, ST7SCR1R4 8-bit low-power, full-speed USB MCU with 16-Kbyte Flash, 768-byte RAM, smartcard interface and timer Datasheet − production data.