ATMEGA48P-20PU vs ATMEGA48A-PU Comparison
Detailed side-by-side comparison of ATMEGA48P-20PU by Microchip Technology and ATMEGA48A-PU 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
ATMEGA48P-20PU - 8-bit AVR MCU 4KB Flash 20MHz PDIP-28 | Microchip
ATMEGA48P-20PU ✓ ActiveMicrochip Technology
ATMEGA48A-PU - 8-bit AVR MCU 4KB Flash 20MHz DIP-28 | Microchip
ATMEGA48A-PU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA48P-20PU | ATMEGA48A-PU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.05 | $0.78 |
| Core Architecture | 8-bit AVR RISC | — |
| Flash Memory | 4 KB (2K x 16) ISP | 4 KB (2K x 16) |
| EEPROM | 256 B | 256 B |
| SRAM | 512 B | 512 B |
| Maximum Clock Frequency | 20 MHz | — |
| Operating Voltage Range | 1.8 V to 5.5 V | — |
| General Purpose I/O | 23 lines | — |
| Working Registers | 32 x 8-bit general purpose | — |
| Timers/Counters | 3 (two 8-bit, one 16-bit) | — |
| ADC Resolution | 10-bit, 8 channels | — |
| Communication Interfaces | USART, SPI (USI), I2C-compatible | — |
| Low Power Technology | picoPower, 6 power-saving modes | — |
| Package | 28-PDIP (0.300 inch, 7.62 mm) | 28-PDIP (through-hole) |
| Mounting Type | Through Hole | Through Hole |
| Operating Temperature | 0C to 70C | -40C to +85C |
| RoHS Status | Compliant | — |
| In-System Programmable | Yes (SPI ISP) | — |
| Core | — | AVR 8-bit RISC |
| Core Size | — | 8-bit |
| Speed | — | 20 MHz |
| Supply Voltage | — | 4.5 V to 5.5 V |
| I/O Count | — | 23 |
| Timers | — | 2 x 8-bit, 1 x 16-bit |
| ADC | — | 10-bit, 6 channels |
| Serial Interfaces | — | USART, SPI, I2C (TWI) |
| Life Cycle Stage | — | ACTIVE |
| ISP Capability | — | In-System Programmable Flash |
| Sleep Modes | — | 6 modes |