Microchip Technology ATMEGA328PB-MNR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.57 | $1.57 |
| 15+ | $1.52 | $22.80 |
| 25+ | $1.49 | $37.25 |
| 50+ | $1.40 | $70.00 |
| 100+ | $1.24 | $124.00 |
| N+ | $0.25 | 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 ~ 105°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 32-VFQFN (5x5) |
| Package / Case | 32-VFQFN Exposed Pad |
| ROHS |
The ATMEGA328PB-MNR is an extended-temperature 8-bit AVR MCU from Microchip. Operating from 1.8V to 5.5V at 20MHz, it provides 32KB flash and 2KB SRAM in a 32-VFQFN package. Designed for demanding automotive and industrial environments.
- Extended temperature range (-40°C to 105°C) for harsh environments.
- 20MHz speed with 32KB flash for complex applications.
- Compact VFQFN with exposed pad for better heat dissipation.
- Low-voltage operation (1.8V) for energy-efficient designs.
Automotive ECU
105°C rating and 20MHz performance handle engine bay conditions.
Industrial Robotics
VFQFN package with exposed pad improves thermal dissipation.
Solar Inverters
Wide voltage range and robust I/O manage power conversion.
Smart Grid Meters
Extended temperature ensures accuracy in outdoor enclosures.
Avionics Sensors
High-reliability operation in harsh vibration environments.
Battery Management
Low 1.8V operation and 32KB flash support complex SOC algorithms.
- Q: What is the temperature range?
- A: -40°C to 105°C.
- Q: What is the supply voltage?
- A: 1.8V to 5.5V.
- Q: What is the max speed?
- A: 20MHz.
- Q: How much flash?
- A: 32KB.
- Q: What package?
- A: 32-VFQFN.
- Q: What is the temperature range?
- A: -40°C to 105°C.
- Q: What is the supply voltage?
- A: 1.8V to 5.5V.
- Q: What is the max speed?
- A: 20MHz.
- Q: How much flash?
- A: 32KB.
- Q: What package?
- A: 32-VFQFN.

ATMEGA328PB-MNR.pdf