ATMEGA328-MUR vs ATMEGA168PA-MU Comparison
Detailed side-by-side comparison of ATMEGA328-MUR by Microchip Technology and ATMEGA168PA-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 ✓ ActiveMicrochip Technology
ATMEGA168PA-MU - 8-bit AVR MCU 16KB 20MHz VQFN-32 | Microchip
ATMEGA168PA-MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA328-MUR | ATMEGA168PA-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| 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) | — |
| SRAM Size | 2 KB | — |
| EEPROM Size | 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) | — |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, debugWIRE | Brown-out Detect/Reset, POR, PWM, WDT |
| Communication Interfaces | USART, SPI, I2C (TWI) | I2C, SPI, USART |
| Timers | 2 x 8-bit, 1 x 16-bit | Two 8-bit, One 16-bit |
| Instructions | 131 instructions, mostly single-cycle | — |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C |
| Package | 32-VQFN (5x5 mm) Exposed Pad | 32-VQFN (5x5 mm, 0.5 mm pitch, MLF-32) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (R suffix), Green | — |
| Lifecycle Stage | ACTIVE | — |
| Flash Memory | — | 16 KB (8K x 16) |
| EEPROM | — | 512 B |
| SRAM | — | 1 KB |
| Number of ADC Channels | — | 6 |
| Data Bus Width | — | 8 Bit |
| RoHS Status | — | Compliant (GREEN) |
| Oscillator Type | — | Internal |