Microchip Technology ATMEGA324PA-MNR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.11 | $5.11 |
| 15+ | $4.95 | $74.25 |
| 25+ | $4.84 | $121.00 |
| 50+ | $4.57 | $228.50 |
| 100+ | $4.04 | $404.00 |
| N+ | $0.81 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATmega |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 20MHz |
| Connectivity | I2C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 32 |
| Program Memory Size | 32KB (16K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 1K x 8 |
| RAM Size | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 44-VQFN (7x7) |
| Package / Case | 44-VFQFN Exposed Pad |
| ROHS |  |
The ATMEGA324PA-MNR is a low-power, high-performance 8-bit microcontroller from Microchip Technology, based on the AVR core. It operates at up to 20MHz and supports a wide voltage range from 1.8V to 5.5V, making it highly flexible for various applications. With 32KB flash and 2KB RAM, it offers ample storage for moderate-complexity firmware. The device includes peripherals like PWM, WDT, and brown-out detection, all in a compact 44-VFQFN package. Its extended temperature range up to 105°C makes it suitable for harsh environments.
- Wide Voltage Flexibility: Operates from 1.8V to 5.5V, allowing direct connection to batteries or 5V logic without level shifters.
- High-Temperature Tolerance: Rated up to 105°C, it can be used in automotive and industrial settings where heat is a concern.
- Low Power Consumption: AVR architecture with multiple sleep modes extends battery life in portable devices.
- Robust Protection: Brown-out detection and watchdog timer prevent system crashes during power glitches.
- Compact Package: 44-VFQFN with exposed pad improves thermal dissipation and reduces PCB footprint.
Automotive Electronics
The 105°C operating temperature and 5.5V capability make it ideal for engine control units or sensor interfaces under the hood.
Industrial Automation
With PWM and WDT, it can control relays and monitor machinery, ensuring reliable operation in factory floors with voltage fluctuations.
Smart Agriculture
Low power consumption at 1.8V allows solar-powered soil sensors to run for extended periods, with the 32KB flash storing calibration data.
Consumer Appliances
The wide voltage range simplifies design for white goods like washing machines, where the MCU manages motor speed and safety interlocks.
Medical Monitoring
Its robust temperature range and low power make it suitable for wearable health monitors that track vital signs continuously.
Building Automation
With multiple timers and PWM, it can control HVAC actuators and lighting dimmers, providing energy-efficient building management.
- Q: What is the core of the ATMEGA324PA-MNR?
- A: It uses an 8-bit AVR core running at up to 20MHz.
- Q: What is the operating voltage range?
- A: It operates from 1.8V to 5.5V, making it versatile for various power supplies.
- Q: How much flash and RAM does it have?
- A: It has 32KB flash and 2KB RAM.
- Q: What is the package type?
- A: It comes in a 44-VFQFN exposed pad package.
- Q: What is the temperature range?
- A: It is rated for -40°C to 105°C, suitable for high-temperature environments.
ATMEGA324PA-MNR.pdf
- Q: What is the core of the ATMEGA324PA-MNR?
- A: It uses an 8-bit AVR core running at up to 20MHz.
- Q: What is the operating voltage range?
- A: It operates from 1.8V to 5.5V, making it versatile for various power supplies.
- Q: How much flash and RAM does it have?
- A: It has 32KB flash and 2KB RAM.
- Q: What is the package type?
- A: It comes in a 44-VFQFN exposed pad package.
- Q: What is the temperature range?
- A: It is rated for -40°C to 105°C, suitable for high-temperature environments.
