ATMEGA32A-PU “8-bit AVR with 32K Bytes of ISP Flash”

Description

The ATMEGA32A-PU is a versatile 8-bit microcontroller based on the AVR RISC architecture. It includes 32KB of In-System Programmable (ISP) Flash memory, enabling easy programming and reprogramming without removing the chip. The device offers 2KB SRAM, 1KB EEPROM, and a rich set of peripherals for embedded system design. It is ideal for applications requiring reliable processing power with low power consumption, such as robotics, automation, and consumer electronics.

Specifications

• Architecture: 8-bit AVR RISC

• Program Memory (Flash): 32 KB ISP

• SRAM: 2 KB

• EEPROM: 1 KB

• Operating Voltage: 2.7V – 5.5V

• Maximum Clock Speed: 16 MHz

• I/O Pins: 32 programmable I/O lines

• Timers: Two 8-bit and one 16-bit Timer/Counter

• ADC: 8-channel 10-bit ADC

• Communication Interfaces: USART, SPI, I2C (TWI)

• Watchdog Timer: Yes

• Power-saving Modes: Idle, Power-down, Power-save, Standby, and Extended Standby

• Package: 40-pin PDIP (PU suffix)

Features

• High-performance AVR 8-bit CPU with 1-cycle execution

• In-System Programming (ISP) via SPI interface

• On-chip analog comparator

• Programmable serial USART for communication

• Internal and external interrupt sources

• Supports debugging and programming through JTAG interface

• Enhanced power management for low power consumption

• Flexible timer/counter units for timing and PWM generation

• EEPROM for non-volatile data storage

Applications

• Embedded system development

• Robotics and automation controllers

• Consumer electronics and appliances

• Data acquisition and measurement systems

• Home automation devices

• Industrial control and monitoring systems

• Prototyping and learning microcontroller programming