ATMEGA48P-20PU vs ATMEGA48-20PI Comparison
Detailed side-by-side comparison of ATMEGA48P-20PU by Microchip Technology and ATMEGA48-20PI 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
ATMEGA48-20PI - AVR 8-Bit MCU 20MHz 4KB Flash 28-PDIP | Microchip
ATMEGA48-20PI ✗ End of LifeSpecification Comparison
| Parameter | ATMEGA48P-20PU | ATMEGA48-20PI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | End of Life |
| Core Architecture | 8-bit AVR RISC | — |
| Flash Memory | 4 KB (2K x 16) ISP | — |
| EEPROM | 256 B | 256 x 8 B |
| SRAM | 512 B | 512 x 8 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 | 10 bit |
| Communication Interfaces | USART, SPI (USI), I2C-compatible | — |
| Low Power Technology | picoPower, 6 power-saving modes | — |
| Package | 28-PDIP (0.300 inch, 7.62 mm) | — |
| Mounting Type | Through Hole | Through Hole |
| Operating Temperature | 0C to 70C | -40C to +85C (Industrial, I grade) |
| RoHS Status | Compliant | — |
| In-System Programmable | Yes (SPI ISP) | — |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Speed | — | 20 MHz |
| Program Flash Memory | — | 4 KB (2K x 16) |
| Supply Voltage (Vcc/Vdd) | — | 2.7 V to 5.5 V (1.8 V to 5.5 V family range) |
| ADC Channels | — | 8 |
| Connectivity | — | I2C, SPI, UART/USART |
| Timers | — | Two 8-bit, one 16-bit |
| Package / Case | — | 28-PDIP (0.300 inch, 7.62 mm) |
| MIPS Throughput | — | Up to 20 MIPS at 20 MHz |
| On-Chip Debug | — | debugWIRE |
| Series | — | AVR ATmega |