ST10R172LT6 3.3V 50MHz 16b 77I/O ROMless Microcontroller TQFP-100
16-Bit 50MHz MCU, 1KB RAM, 77 I/O, 3.3V, TQFP-100
16-Bit 50MHz MCU, TQFP-100, 1KB RAM, 77 I/O