ATMEGA32-16AU – Integrated Circuit – Microchip Technology

ATmega Series 32 KB Flash 2 KB SRAM 16 MHz 8-Bit Microcontroller – TQFP-44

ATMEGA32-16AU – 8-Bit AVR Microcontroller – 16MHz, 32KB FLASH – Microchip Technology

Power your next embedded design with the ATMEGA32-16AU, a high-performance 8-bit AVR microcontroller from Microchip Technology. Engineered for robust operation and efficient processing, this IC delivers exceptional reliability in industrial, automotive, and consumer applications. PCX ensures genuine Microchip components with rapid shipping and dedicated technical support.

Key Features

• Core: 8-Bit AVR RISC processor @ 16MHz clock speed
• Memory: 32KB FLASH, 2KB SRAM, 1KB EEPROM
• I/O & Connectivity: 32 programmable I/O pins • I2C, SPI, UART/USART interfaces
• Voltage Range: 4.5V–5.5V (single supply)
• Analog Capabilities: 8-channel 10-bit ADC
• Robust Operation: -40°C to +85°C industrial temperature range

Technical Details

This surface-mount microcontroller features a 44-TQFP package (10x10mm) with integrated brown-out detection, power-on reset (POR), pulse-width modulation (PWM), and watchdog timer (WDT). Its Harvard architecture ensures efficient pipelined instruction execution, while the internal oscillator simplifies board design. The device supports In-System Programming (ISP) for flexible firmware updates.

Typical Applications

• Industrial control systems and automation
• Automotive sensor interfaces and body electronics
• Consumer appliances and smart home devices
• Embedded motor control units
• IoT edge nodes and data loggers

About Microchip Technology

Microchip Technology is a global leader in microcontroller and analog semiconductor solutions, renowned for innovation across automotive, industrial, and consumer markets. With over three decades of expertise, their products set industry benchmarks for low-power operation, signal integrity, and design flexibility.

The company maintains rigorous quality certifications (IATF 16949, ISO 9001) and invests heavily in ecosystem development tools like MPLAB® X IDE. Microchip’s AVR® series, including the ATmega line, is trusted for deterministic performance in real-time embedded systems worldwide.

About Microcontrollers

Microcontrollers (MCUs) are compact integrated circuits that function as self-contained computing systems, combining processors, memory, and programmable I/O on a single chip. They execute dedicated tasks in embedded systems without needing external processing units, enabling precise control of hardware interactions.

As the backbone of modern electronics, MCUs balance processing power with energy efficiency. The ATMEGA32-16AU exemplifies this balance, offering 8-bit simplicity for cost-sensitive designs while delivering advanced peripherals like ADCs and communication protocols. Such devices are indispensable in applications requiring real-time responsiveness, from medical devices to energy management systems.

Packaging

Supplied in protective trays to ensure integrity during shipping and handling.

FAQs

Q: Is this MCU suitable for automotive environments?
A: Yes, its -40°C to 85°C operating range and robust peripherals make it ideal for automotive control modules.

Q: Does it support USB connectivity?
A: No, this device provides UART, SPI, and I2C interfaces. For USB, consider Microchip’s ATmega32U4 series.

Q: Can I reprogram the FLASH memory after soldering?
A: Yes, via ISP interfaces without removing the component from the circuit board.

Q: What development tools are compatible?
A: Use Microchip’s MPLAB® X IDE with AVRDUDE programmers. Starter kits like AVR Dragon are recommended.

Q: How does brown-out detection enhance reliability?
A: It resets the MCU during voltage drops, preventing erratic operation in unstable power conditions.

Q: Is the internal oscillator accurate enough for UART?
A: Yes, calibrated to ±3% at 25°C, supporting standard baud rates up to 115200.

Call to Action

Optimize your embedded project with this industrial-grade microcontroller – order the ATMEGA32-16AU from PCX today for same-day shipping and expert support! Download datasheet

Disclaimer: Product images are representational. Specifications subject to manufacturer documentation.