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| PartNumber | ATMEGA328PB-MNR | ATMEGA328PB-MN | ATMEGA328PB-MU |
| Description | 8-bit Microcontrollers - MCU ATMEGA328PB QFN/MFL T&R | 8-bit Microcontrollers - MCU ATMEGA328PB 20MHZ Extd. Temp QFN | 8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP QFN/MLF |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-32 | QFN-32 | QFN-32 |
| Series | ATmega328PB | ATmega328PB | ATmega328PB |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 20 MHz |
| Program Memory Size | 32 kB | 32 kB | 32 kB |
| Data RAM Size | 2 kB | 2 kB | 2 kB |
| ADC Resolution | 10 bit | 10 bit | 10 bit |
| Number of I/Os | 27 I/O | 27 I/O | 23 I/O |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 105 C | + 85 C |
| Packaging | Reel | Tray | Tray |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Data RAM Type | SRAM | SRAM | SRAM |
| Data ROM Size | 1 kB | 1 kB | 1 kB |
| Data ROM Type | EEPROM | EEPROM | EEPROM |
| Interface Type | I2C, SPI, USART | I2C, SPI, USART | 2-Wire, I2C, SPI, USART |
| DAC Resolution | No DAC | No DAC | No DAC |
| Development Kit | ATMEGA328PB-XMINI | ATMEGA328PB-XMINI | ATMEGA328PB-XMINI |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 8 Channel | 8 Channel | 8 Channel |
| Number of Timers/Counters | 2 x 8 bit, 3 x 16 bit | 2 x 8 bit, 3 x 16 bit | 2 x 8 bit, 3 x 16 bit |
| Processor Series | megaAVR | megaAVR | megaAVR |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 6000 | 490 | 490 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Tradename | AVR | AVR | AVR |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |
| Unit Weight | 0.006702 oz | 0.006653 oz | 0.006653 oz |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Microchip Technology / Atmel |
ATMEGA328PB-MNR | 8-bit Microcontrollers - MCU ATMEGA328PB QFN/MFL T&R | |
| ATMEGA328PB-MN | 8-bit Microcontrollers - MCU ATMEGA328PB 20MHZ Extd. Temp QFN | ||
| ATMEGA328PB-MU | 8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP QFN/MLF | ||
| ATMEGA328PB-MUR | 8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP QFN T&R | ||
| ATMEGA328PB-MURES | Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 32KBytes Flash, 1KBytes EEPROM, 2KBytes RAM, w - 20MHZ, QFN/MFL, IND TEMP, GREEN 5 V T&R | ||
| ATMEGA328PB-MN | Microcontrollers - MCU 8-bit Microcontrollers - MCU ATMEGA328PB 20MHZ Extd. Temp QFN | ||
| ATMEGA328PB-MU | Microcontrollers - MCU 8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP QFN/MFL | ||
| ATMEGA328PB-MNR | Microcontrollers - MCU 8-bit Microcontrollers - MCU ATMEGA328PB QFN/MFL T&R | ||
| ATMEGA328PB-MUR | Microcontrollers - MCU 8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP QFN T&R | ||
| ATMEGA328PB-MUA | New and Original |