ATMEGA48PA-MUR vs ATMEGA328PB-MUR Comparison
Detailed side-by-side comparison of ATMEGA48PA-MUR by Microchip Technology and ATMEGA328PB-MUR by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA48PA-MUR - 8-bit AVR MCU 4KB 20MHz VQFN-32 | Microchip
ATMEGA48PA-MUR ✓ ActiveMicrochip Technology
ATMEGA328PB-MUR - 8-Bit AVR MCU 20MHz 32KB Flash QFN-32 | Microchip
ATMEGA328PB-MUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA48PA-MUR | ATMEGA328PB-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR | AVR |
| Core Size | 8-bit | 8-Bit |
| Speed | 20 MHz | 20 MHz |
| Flash Memory | 4 KB (2K x 16) | 32 KB (16K x 16) |
| EEPROM | 256 B | 2 KB |
| SRAM | 512 B | 4 KB (2K x 8) |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| Number of I/O | 23 | — |
| ADC Resolution | 10-bit, 6 channels | 10-bit |
| Timers | Two 8-bit, one 16-bit | 2 x 8-bit, 2 x 16-bit |
| Communication Interfaces | USART, SPI, I2C (TWI) | — |
| Operating Temperature | -40C to +85C | -40C to +85C (Industrial) |
| Package | 32-VQFN (5x5 mm) 32M1 | 32-VFQFN (5x5 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Package Height / Pitch | 1 mm height, 0.45 mm pitch (per datasheet package drawing) | — |
| Programming Features | ISP, IAP, debugWIRE | — |
| Power-Saving Modes | 5 modes incl. picoPower power-down | — |
| RoHS Status | Compliant (GREEN package) | — |
| General Purpose I/O | — | 27 |
| Working Registers | — | 32 |
| ADC Channels | — | 11 |
| I2C (TWI) Interfaces | — | 2 |
| SPI Interfaces | — | 2 |
| UART | — | 1 with hardware LIN |
| Programmability | — | ISP, read-while-write, debugWIRE |
| Low Power Technology | — | picoPower |