AT89C55WD-24JI Ateml

Description: IC MCU 8BIT 20KB FLASH 44PLCC, Packaging: Tube, Package / Case: 44-LCC (J-Lead), Mounting Type: Surface Mount, Speed: 24MHz, Program Memory Size: 20KB (20K x 8), RAM Size: 256 x 8, Operating Temperature: -40°C ~ 85°C (TA), Oscillator Type: Internal, Program Memory Type: FLASH, Core Processor: 8051, Core Size: 8-Bit, Voltage - Supply (Vcc/Vdd): 4.5V ~ 5.5V, Connectivity: UART/USART, Peripherals: WDT, Supplier Device Package: 44-PLCC (16.6x16.6), Part Status: Obsolete, Number of I/O: 32, DigiKey Programmable: Not Verified.