AT91M55800A-33AI. Analog peripheral circuits: ADC, DAC. Component family: microcontroller. Configuration: surface-mounted component (SMD). Digital interface circuits: USART, SPI. Digital peripheral circuits: WDT, RTC, APMC. Housing (JEDEC standard): -. Housing: LQFP176. MCU circuit family: ARM7TDMI. MCU type: 32-bit microcontroller. Max temperature: +85°C.. Number of I/O: 56. Number of terminals: 176. Program storage memory type: SRAM. Program storage memory: 8 KByte. RoHS: no. Storage memory capacity: 8 KByte. Storage memory type: SRAM. [MHz]: 33 MHz. [V]: +3.6V. Original product from manufacturer: Microchip (atmel). Quantity in stock updated on 11/02/2025, 23:23