AT89C51AC2-RLTUM Microchip Technology / Atmel

Description: IC MCU 8BIT 32KB FLASH 44VQFP, Packaging: Tray, Package / Case: 44-LQFP, Mounting Type: Surface Mount, Speed: 40MHz, Program Memory Size: 32KB (32K x 8), RAM Size: 1.25K x 8, Operating Temperature: -40°C ~ 85°C (TA), Oscillator Type: External, Program Memory Type: FLASH, EEPROM Size: 2K x 8, Core Processor: 80C51, Data Converters: A/D 8x10b, Core Size: 8-Bit, Voltage - Supply (Vcc/Vdd): 3V ~ 5.5V, Connectivity: UART/USART, Peripherals: POR, PWM, WDT, Supplier Device Package: 44-VQFP (10x10), Part Status: Obsolete, Number of I/O: 34.