ATMEL 8-Bit AVR Microcontroller 32K Flash 44TQFP

The ATMEL 8-Bit AVR Microcontroller is a low-power, high-performance RISC-based device designed for efficient embedded applications. Featuring 32kB of self-programming flash memory, 2kB SRAM, and 1kB EEPROM, it provides ample storage for complex code and data handling. The microcontroller includes an 8-channel 10-bit A/D converter and a JTAG interface for on-chip debugging, streamlining the development process.

By executing powerful instructions in a single clock cycle, this microcontroller achieves throughputs approaching 1 MIPS per MHz, allowing system designers to optimise power consumption versus processing speed. The core combines a rich instruction set with 32 general purpose working registers, all directly connected to the Arithmetic Logic Unit (ALU). This enables two independent registers to be accessed in a single instruction executed in one clock cycle, resulting in highly code-efficient architecture that achieves throughputs up to ten times faster than conventional CISC microcontrollers.

Memory and Programming Features

This AVR microcontroller offers high-endurance non-volatile memory segments, an optional boot code section with independent lock bits, and in-system programming by an on-chip boot program. It supports true read-while-write operation and includes a programming lock for software security, ensuring robust and reliable performance in demanding environments.

Key Specifications

• Architecture: Advanced RISC with 131 powerful instructions
• Throughput: Up to 16 MIPS at 16 MHz
• Multiplier: On-chip 2-cycle multiplier
• Interfaces: I2C, SPI, UART
• I/O Pins: 32
• Total Pins: 44 (QFP Surface Mount)
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature: -40°C to 85°C
• Dimensions: 43 mm x 33 mm x 15 mm
• Weight: 2.188 grams