ATMEGA328-MUR vs ATMEGA328P-MU Comparison
Detailed side-by-side comparison of ATMEGA328-MUR by Microchip Technology and ATMEGA328P-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
ATMEGA328-MUR - AVR 8-Bit MCU 32KB 20MHz VQFN-32 | Microchip
ATMEGA328-MUR β ActiveSpecification Comparison
| Parameter | ATMEGA328-MUR | ATMEGA328P-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Nrnd |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.84 | $1.28 |
| Core Processor | AVR 8-bit RISC | AVR 8-bit RISC |
| Core Size | 8-Bit | 8-bit |
| Speed | 20 MHz | 20 MHz |
| Flash Memory Size | 32 KB (16K x 16) | β |
| SRAM Size | 2 KB | β |
| EEPROM Size | 1 KB | 1 KB |
| Supply Voltage Range | 2.5 V to 5.5 V (speed dependent) | 1.8 V to 5.5 V |
| Number of I/O | 23 | 23 |
| ADC Resolution | 10 bit | 10-bit |
| ADC Channels | 8 (6 external + 2 extra on QFN) | 8 (6 external + 2 multiplexed) |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, debugWIRE | Brown-out Detect/Reset, POR, PWM, WDT |
| Communication Interfaces | USART, SPI, I2C (TWI) | USART, SPI, I2C (TWI) |
| Timers | 2 x 8-bit, 1 x 16-bit | 2 x 8-bit, 1 x 16-bit |
| Instructions | 131 instructions, mostly single-cycle | β |
| Throughput | Up to 20 MIPS at 20 MHz | β |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C |
| Package | 32-VQFN (5x5 mm) Exposed Pad | 32-VQFN (5x5 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (R suffix), Green | β |
| Lifecycle Stage | ACTIVE | β |
| Program Memory Size | β | 32 KB (16K x 16) Flash |
| RAM Size | β | 2 KB |
| Programming | β | ISP, debugWIRE |
| Oscillator Type | β | Internal |