AT89C51AC2-RLTUM Microchip Technology / Atmel

Description: IC MCU 8BIT 32KB FLASH 44VQFP, Number of I/O: 34, Part Status: Obsolete, Supplier Device Package: 44-VQFP (10x10), Peripherals: POR, PWM, WDT, Connectivity: UART/USART, Voltage - Supply (Vcc/Vdd): 3V ~ 5.5V, Core Size: 8-Bit, Data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