AT89C51RB2-SLRUL Atmel

Description: IC MCU 8BIT 16KB FLASH 44PLCC, Number of I/O: 32, Part Status: Active, Supplier Device Package: 44-PLCC (16.6x16.6), Peripherals: POR, PWM, WDT, Connectivity: SPI, UART/USART, Voltage - Supply (Vcc/Vdd): 2.7V ~ 3.6V, Core Size: 8-Bit, Core Processor: 80C51, Program Memory Type: FLASH, Oscillator Type: External, Operating Temperature: -40°C ~ 85°C (TA), RAM Size: 1.25K x 8, Program Memory Size: 16KB (16K x 8), Speed: 40MHz, Packaging: Bulk, DigiKey Programmable: Not Verified, Mounting Type: Surface Mount, Package / Case: 44-LCC (J-Lead).