ATMEGA48PA-AUR vs ATMEGA48PA-AU Comparison
Detailed side-by-side comparison of ATMEGA48PA-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
ATMEGA48PA-AUR - 8-Bit AVR MCU 4KB Flash 20MHz | Microchip
ATMEGA48PA-AUR β ActiveMicrochip Technology
ATMEGA48PA-AU - 8-Bit AVR 20MHz 4KB Flash MCU | Microchip
ATMEGA48PA-AU β ActiveSpecification Comparison
| Parameter | ATMEGA48PA-AUR | ATMEGA48PA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.72 | $1.38 |
| Core Architecture | 8-bit AVR RISC | β |
| Program Memory Size | 4 KB Flash (2K x 16) | 4 KB (2K x 16) Flash |
| EEPROM | 256 B | β |
| SRAM | 512 B | β |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Operating Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Supply Voltage (5V operation) | 4.5 V to 5.5 V | 4.5 V to 5.5 V |
| General Purpose I/O Lines | 23 | β |
| General Purpose Working Registers | 32 x 8-bit | 32 |
| Instruction Set | 131 powerful instructions, most single clock cycle | 131 instructions, most single-cycle |
| ADC | 6-channel 10-bit | β |
| Timer/Counters | Three flexible timer/counters with compare modes | 3 (two 8-bit, one 16-bit) |
| Serial Interfaces | SPI, USART, 2-wire (I2C compatible) | β |
| Analog Comparator | One on-chip | β |
| Watchdog Timer | Programmable with separate on-chip oscillator | β |
| Internal Oscillator | Calibrated, 8 MHz | β |
| Flash Endurance | 10,000 write/erase cycles | β |
| EEPROM Endurance | 100,000 write/erase cycles | β |
| Data Retention | 20 years at 85 C | β |
| Package | 32-TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) |
| RoHS Status | Compliant (Green) | Compliant |
| Core Processor | β | AVR 8-bit RISC |
| EEPROM Size | β | 256 B |
| SRAM Size | β | 512 B |
| Number of I/O Lines | β | 23 |
| ADC Resolution | β | 10-bit |
| ADC Channels | β | 8 |
| Flash Write/Erase Cycles | β | 10,000 |
| EEPROM Write Cycles | β | 100,000 |