Texas Instruments Msp430G2553In20 .
of I/O's:16I/O's; Embedded Interface Type:I2C, SPI, UART; Supply Voltage Min:1. MCU, 16BIT, MSP430, 16MHZ, PDIP-20; Product Range:MSP430 Family MSP430G2x Series Microcontrollers; Architecture:MSP430; No. of Bits:16bit; CPU Speed:16MHz; Program Memory Size:16KB; RAM Memory Size:512Byte; No.6V of Pins:20Pins; MCU Case Style:DIP; No.