ATMEGA48P-20MUR vs ATMEGA48PA-MU Comparison
Detailed side-by-side comparison of ATMEGA48P-20MUR by Microchip Technology and ATMEGA48PA-MU 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-20MUR - 8-bit AVR MCU 20MHz 4KB Flash | Microchip
ATMEGA48P-20MUR β ActiveMicrochip Technology
ATMEGA48PA-MU - 4KB AVR MCU 20MHz picoPower | Microchip
ATMEGA48PA-MU β ActiveSpecification Comparison
| Parameter | ATMEGA48P-20MUR | ATMEGA48PA-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.06 | $1.08 |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Core Size | 8-Bit | β |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Flash Memory | 4 KB (2K x 16) | 4 KB (2K x 16) ISP Flash |
| EEPROM | 256 B | 256 B |
| SRAM | 512 B | 512 B |
| Supply Voltage Range | 4.5 V to 5.5 V (at 20 MHz) | 1.8 V to 5.5 V (picoPower) |
| General Purpose I/O | 23 | 23 lines |
| Timer/Counters | 3 (with compare modes) | β |
| Serial Interfaces | SPI, TWI (I2C), USART | β |
| ADC | 10-bit | 10-bit, 8 single-ended channels, differential with programmable gain |
| Package | 32-VQFN (5x5 mm), 0.45 mm pitch, 1 mm height | 32-pin VQFN (5x5 mm, 0.5 mm pitch), green |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | Industrial range (-40C to +85C) | -40C to +85C (industrial) |
| Life Cycle Stage | Active | β |
| Green / RoHS Package | Green (halogen-free) plastic package | β |
| Programming / Debug | ISP, ICSP via MPLAB SNAP | β |
| Low Power Technology | picoPower | β |
| Working Registers | β | 32 x 8-bit |
| Timers/Counters | β | 2 x 8-bit, 1 x 16-bit with compare modes |
| Communication Interfaces | β | USART, SPI, Two-Wire Interface (I2C) |
| Sleep Modes | β | 6 modes incl. power-down at 0.1 uA (picoPower) |
| Internal Oscillator | β | Calibrated RC oscillator (8 MHz nominal, divided options) |
| Brown-out Detector | β | Yes, on-chip |
| RoHS Status | β | Compliant (GREEN package) |
| Flash Endurance | β | 10,000 write/erase cycles (per datasheet family specification) |