AT89LP51-20MU Atmel

Description: IC MCU 8BIT 4KB FLASH 44VQFN, Peripherals: Brown-out Detect/Reset, POR, PWM, WDT, Connectivity: EBI/EMI, I2C, SPI, UART/USART, Voltage - Supply (Vcc/Vdd): 2.4V ~ 5.5V, Core Size: 8-Bit, Core Processor: 8051, Program Memory Type: FLASH, Oscillator Type: Internal, Operating Temperature: -40°C ~ 85°C (TA), RAM Size: 256 x 8, Program Memory Size: 4KB (4K x 8), Speed: 20MHz, Mounting Type: Surface Mount, Package / Case: 44-VFQFN Exposed Pad, Packaging: Bulk, Number of I/O: 36, Part Status: Active, Supplier Device Package: 44-VQFN (7x7), DigiKey Programmable: Not Verified.