P80C31SBBB,557 NXP Semiconductors

Description: IC MCU 8BIT ROMLESS 44PQFP, Packaging: Tray, Package / Case: 44-QFP, Mounting Type: Surface Mount, Speed: 16MHz, RAM Size: 128 x 8, Operating Temperature: 0°C ~ 70°C (TA), Oscillator Type: Internal, Program Memory Type: ROMless, Core Processor: 8051, Core Size: 8-Bit, Voltage - Supply (Vcc/Vdd): 2.7V ~ 5.5V, Connectivity: UART/USART, Peripherals: POR, Supplier Device Package: 44-PQFP (10x10), Number of I/O: 32, DigiKey Programmable: Not Verified.