Microchip Technology ATMEGA329PA-MUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.78 | $5.78 |
| 15+ | $5.59 | $83.85 |
| 25+ | $5.47 | $136.75 |
| 50+ | $5.17 | $258.50 |
| 100+ | $4.56 | $456.00 |
| N+ | $0.91 | 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 | SPI, UART/USART, USI |
| Peripherals | Brown-out Detect/Reset, LCD, POR, PWM, WDT |
| Number of I/O | 54 |
| 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 ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-QFN (9x9) |
| Package / Case | 64-VFQFN Exposed Pad |
| ROHS |
The ATMEGA329PA-MUR from Microchip Technology is a versatile 8-bit AVR microcontroller featuring an integrated LCD controller, making it an excellent choice for display-centric applications. Operating at up to 20MHz, it delivers efficient performance for a wide range of tasks. With a supply voltage range of 1.8V to 5.5V, it supports both low-power and standard 5V systems. The device includes 32KB of flash memory and 2KB of RAM, providing ample space for application code. Its 64-VFQFN package is compact and suitable for space-constrained designs, while features like Brown-out Detect/Reset, POR, PWM, and WDT ensure robust operation in demanding environments.
- Integrated LCD Controller: Eliminates the need for external display drivers, reducing BOM cost and PCB area.
- Ultra-Low Power Operation: Operates down to 1.8V, extending battery life in portable devices.
- High Code Efficiency: AVR architecture executes most instructions in a single clock cycle, maximizing throughput.
- Rich Peripheral Set: Includes PWM, WDT, and Brown-out detection for reliable and flexible system design.
- Compact Package: 64-VFQFN allows for miniaturized product designs without sacrificing functionality.
Portable Instrumentation
The integrated LCD controller and low-voltage operation (1.8V) make it perfect for handheld multimeters, thermometers, and other battery-powered measurement tools.
Smart Meters
With its LCD display capability and low power consumption, it is ideal for utility meters that need to show readings and operate for years on a single battery.
Medical Devices
Its reliable operation and wide voltage range support glucose monitors, blood pressure cuffs, and other portable health devices with clear displays.
Home Automation Panels
The LCD interface and PWM allow for creating user-friendly control panels for lighting, HVAC, and security systems.
Industrial Displays
It can drive alphanumeric or graphical LCDs in industrial equipment, showing status, diagnostics, and process parameters.
Wearable Electronics
Low power consumption and small VFQFN package enable compact wearable devices like fitness trackers and smart watches with simple displays.
- Q: What is the core of the ATMEGA329PA-MUR?
- A: It uses the AVR core, a well-known 8-bit RISC architecture with high code efficiency.
- Q: What is the maximum operating frequency?
- A: It operates at up to 20MHz, providing fast execution for 8-bit applications.
- Q: What is the supply voltage range?
- A: The voltage range is 1.8V to 5.5V, supporting low-power and battery-operated designs.
- Q: Does it have an LCD controller?
- A: Yes, it includes an integrated LCD controller, making it ideal for display applications.
- Q: How much memory does it have?
- A: It has 32KB of flash memory and 2KB of RAM.
- Q: What is the core of the ATMEGA329PA-MUR?
- A: It uses the AVR core, a well-known 8-bit RISC architecture with high code efficiency.
- Q: What is the maximum operating frequency?
- A: It operates at up to 20MHz, providing fast execution for 8-bit applications.
- Q: What is the supply voltage range?
- A: The voltage range is 1.8V to 5.5V, supporting low-power and battery-operated designs.
- Q: Does it have an LCD controller?
- A: Yes, it includes an integrated LCD controller, making it ideal for display applications.
- Q: How much memory does it have?
- A: It has 32KB of flash memory and 2KB of RAM.

ATMEGA329PA-MUR.pdf