ATMEGA48PB-AUR vs ATMEGA328PB-AUR Comparison
Detailed side-by-side comparison of ATMEGA48PB-AUR by Microchip Technology and ATMEGA328PB-AUR 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
ATMEGA48PB-AUR - 8-bit AVR MCU 20MHz 4KB Flash TQFP-32 | Microchip
ATMEGA48PB-AUR β ActiveMicrochip Technology
ATMEGA328PB-AUR - 8-Bit AVR MCU 32KB Flash 20MHz TQFP-32 | Microchip
ATMEGA328PB-AUR β ActiveSpecification Comparison
| Parameter | ATMEGA48PB-AUR | ATMEGA328PB-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.39 | $1.31 |
| Core Processor | AVR | β |
| Core Size | 8-bit | β |
| Speed | 20 MHz | β |
| Flash Memory | 4 KB (2K x 16) | β |
| EEPROM | 256 B | 2 KB |
| SRAM | 512 B | 4 KB |
| General-Purpose I/O | 27 | β |
| Operating Voltage Range | 1.8 V to 5.5 V | β |
| Timers/Counters | 3 flexible timer/counters with compare modes | β |
| Communication Interfaces | USART with wake-up on start of transmission | 2 x SPI, 2 x TWI (I2C), USART |
| Working Registers | 32 general-purpose registers | 32 x 8-bit |
| Performance | Up to 1 MIPS/MHz (single-cycle RISC) | β |
| Low-Power Technology | picoPower | β |
| Package | 32-TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (AUR suffix) | Tape & Reel (AUR suffix) |
| Functional Safety | FuSa capable (per DigiKey listing) | β |
| RoHS Status | Compliant (GRN / green package per Mouser) | [DATA_NEEDED: RoHS Compliance Status] |
| Core Architecture | β | 8-bit AVR RISC |
| Maximum Clock Frequency | β | 20 MHz |
| Flash Program Memory | β | 32 KB (16K x 16) |
| General Purpose I/O | β | 27 I/O lines |
| Throughput | β | Up to 1 MIPS per MHz (single-cycle instructions) |
| Timers | β | 2 x 8-bit and 2 x 16-bit timer/counters |
| ADC | β | 10-bit ADC |
| Temperature Grade | β | Industrial (per Mouser listing) |
| Operating Supply Voltage | β | [DATA_NEEDED: Operating Supply Voltage Range] |
| Special Features | β | picoPower technology, Functional Safety (FuSa) |