ATMEGA48PB-AUR vs ATMEGA48PA-AU Comparison
Detailed side-by-side comparison of ATMEGA48PB-AUR by Microchip Technology and ATMEGA48PA-AU 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
ATMEGA48PA-AU - 8-Bit AVR 20MHz 4KB Flash MCU | Microchip
ATMEGA48PA-AU β ActiveSpecification Comparison
| Parameter | ATMEGA48PB-AUR | ATMEGA48PA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.39 | $1.38 |
| Core Processor | AVR | AVR 8-bit RISC |
| Core Size | 8-bit | β |
| Speed | 20 MHz | β |
| Flash Memory | 4 KB (2K x 16) | β |
| EEPROM | 256 B | β |
| SRAM | 512 B | β |
| General-Purpose I/O | 27 | β |
| Operating Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Timers/Counters | 3 flexible timer/counters with compare modes | β |
| Communication Interfaces | USART with wake-up on start of transmission | β |
| Working Registers | 32 general-purpose registers | β |
| 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) | β |
| Functional Safety | FuSa capable (per DigiKey listing) | β |
| RoHS Status | Compliant (GRN / green package per Mouser) | Compliant |
| Program Memory Size | β | 4 KB (2K x 16) Flash |
| EEPROM Size | β | 256 B |
| SRAM Size | β | 512 B |
| Maximum Clock Frequency | β | 20 MHz |
| Supply Voltage (5V operation) | β | 4.5 V to 5.5 V |
| Number of I/O Lines | β | 23 |
| General Purpose Working Registers | β | 32 |
| Instruction Set | β | 131 instructions, most single-cycle |
| ADC Resolution | β | 10-bit |
| ADC Channels | β | 8 |
| Timer/Counters | β | 3 (two 8-bit, one 16-bit) |
| Operating Temperature | β | -40 C to +85 C (industrial) |
| Flash Write/Erase Cycles | β | 10,000 |
| EEPROM Write Cycles | β | 100,000 |