ATMEGA328P-MUR vs ATMEGA328P-AU Comparison
Detailed side-by-side comparison of ATMEGA328P-MUR by Microchip Technology and ATMEGA328P-AU 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
ATMEGA328P-MUR - 8-bit AVR MCU 20MHz 32KB Flash VQFN-32 (Tape & Reel)
ATMEGA328P-MUR NrndMicrochip Technology
ATMEGA328P-AU - 8-bit AVR MCU 20MHz 32KB Flash TQFP-32 | Microchip
ATMEGA328P-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA328P-MUR | ATMEGA328P-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | NRND | Active |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Maximum Clock Speed | 20 MHz | — |
| Instruction Throughput | 20 MIPS | 20 MIPS |
| Flash Program Memory | 32 KB (16 K x 16) | — |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| Operating Voltage Range | 1.8 V to 5.5 V | — |
| General-Purpose I/O | 23 lines | — |
| ADC | 10-bit, 8 channels (6 + 2 dedicated QFN/VFP) | 8-channel 10-bit |
| Timers/Counters | 2 x 8-bit, 1 x 16-bit | — |
| Communication Interfaces | USART, SPI (master/slave), TWI (I2C-compatible) | — |
| On-chip Oscillator | Internal 8 MHz calibrated, 128 kHz | — |
| Package | 32-pin VQFN (5x5 mm, exposed pad) | TQFP-32 (7x7 mm, 0.8 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C |
| Programming Interface | ISP, debugWIRE, TPI | — |
| RoHS Status | Compliant | Compliant |
| CPU Speed | — | 20 MHz |
| Flash Memory | — | 32 KB (16K x 16) |
| Operating Voltage | — | 1.8 V to 5.5 V |
| I/O Pins | — | 23 |
| Timers | — | 2 x 8-bit, 1 x 16-bit |
| PWM Channels | — | 6 |
| Serial Interfaces | — | USART, SPI, I2C (TWI) |
| MSL Level | — | [DATA_NEEDED: MSL level] |