ATMEGA48-20PI vs ATMEGA48P-20PU Comparison
Detailed side-by-side comparison of ATMEGA48-20PI by Microchip Technology and ATMEGA48P-20PU 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
ATMEGA48-20PI - AVR 8-Bit MCU 20MHz 4KB Flash 28-PDIP | Microchip
ATMEGA48-20PI ✗ End of LifeMicrochip Technology
ATMEGA48P-20PU - 8-bit AVR MCU 4KB Flash 20MHz PDIP-28 | Microchip
ATMEGA48P-20PU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA48-20PI | ATMEGA48P-20PU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | End of Life | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.98 | $1.05 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Program Flash Memory | 4 KB (2K x 16) | — |
| SRAM | 512 x 8 B | 512 B |
| EEPROM | 256 x 8 B | 256 B |
| Supply Voltage (Vcc/Vdd) | 2.7 V to 5.5 V (1.8 V to 5.5 V family range) | — |
| ADC Resolution | 10 bit | 10-bit, 8 channels |
| ADC Channels | 8 | — |
| Connectivity | I2C, SPI, UART/USART | — |
| Timers | Two 8-bit, one 16-bit | — |
| Operating Temperature | -40C to +85C (Industrial, I grade) | 0C to 70C |
| Package / Case | 28-PDIP (0.300 inch, 7.62 mm) | — |
| Mounting Type | Through Hole | Through Hole |
| MIPS Throughput | Up to 20 MIPS at 20 MHz | — |
| On-Chip Debug | debugWIRE | — |
| Series | AVR ATmega | — |
| Core Architecture | — | 8-bit AVR RISC |
| Flash Memory | — | 4 KB (2K x 16) ISP |
| 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) |
| Communication Interfaces | — | USART, SPI (USI), I2C-compatible |
| Low Power Technology | — | picoPower, 6 power-saving modes |
| Package | — | 28-PDIP (0.300 inch, 7.62 mm) |
| RoHS Status | — | Compliant |
| In-System Programmable | — | Yes (SPI ISP) |