Microchip Technology ATMEGA328PB-AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $2.00 | $2.00 |
| 15+ | $1.84 | $27.60 |
| 25+ | $1.80 | $45.00 |
| 50+ | $1.70 | $85.00 |
| 100+ | $1.50 | $150.00 |
| N+ | $0.30 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATmega, Functional Safety (FuSa) |
| 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 | 27 |
| 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 | 32-TQFP (7x7) |
| Package / Case | 32-TQFP |
| ROHS |
The ATMEGA328PB-AUR from Microchip Technology is an 8-bit AVR microcontroller. It provides 32KB flash and 2KB RAM at 20MHz. With a 1.8V to 5.5V supply range and a 32-TQFP package, it is a powerful upgrade for makers and industrial applications.
- Enhanced AVR core: More peripherals than the classic ATmega328P.
- Wide voltage range: 1.8V to 5.5V supports battery and USB power.
- Large flash: 32KB accommodates complex sketches and firmware.
- Compact package: TQFP-32 reduces board space for production.
Arduino-Compatible Prototypes
As an enhanced version of the popular ATmega328P, it supports existing shields and code.
3D Printer Controllers
With 32KB flash and PWM, it can manage stepper motors and heater controls.
Robotics Platforms
Multiple PWM channels and 20MHz speed enable servo and motor control.
Environmental Monitoring
Low voltage operation allows for solar or battery-powered data loggers.
Smart Agriculture
Robust I/O and wide voltage range suit irrigation controllers and sensor nodes.
Educational Kits
The TQFP package is suitable for surface-mount soldering practice and compact designs.
- Q: What is the core architecture of the ATMEGA328PB?
- A: It uses an 8-bit AVR core.
- Q: What is the maximum clock speed?
- A: It operates at up to 20MHz.
- Q: How much flash and RAM does it have?
- A: It has 32KB flash and 2KB RAM.
- Q: What is the supply voltage range?
- A: It runs from 1.8V to 5.5V.
- Q: What package is this variant?
- A: It is a 32-pin TQFP package.
- Q: What is the core architecture of the ATMEGA328PB?
- A: It uses an 8-bit AVR core.
- Q: What is the maximum clock speed?
- A: It operates at up to 20MHz.
- Q: How much flash and RAM does it have?
- A: It has 32KB flash and 2KB RAM.
- Q: What is the supply voltage range?
- A: It runs from 1.8V to 5.5V.
- Q: What package is this variant?
- A: It is a 32-pin TQFP package.

ATMEGA328PB-AUR.pdf