ATMEGA329V-8MI vs ATMEGA329A-MUR Comparison
Detailed side-by-side comparison of ATMEGA329V-8MI by Microchip Technology and ATMEGA329A-MUR 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
ATMEGA329V-8MI - 8-bit AVR MCU, 32KB Flash, 8MHz, 64-QFN | Microchip
ATMEGA329V-8MI ✓ ActiveMicrochip Technology
ATMEGA329A-MUR - 8-bit AVR MCU, 32KB Flash, 64-QFN | Microchip
ATMEGA329A-MUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA329V-8MI | ATMEGA329A-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory (Flash) | 32 KB (16K x 16) | 32 KB (16K x 16) |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| Maximum Clock Frequency | 8 MHz | — |
| Operating Voltage | 1.8 V to 5.5 V (low-voltage 'V' variant) | — |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C (Industrial) |
| ADC | 8-channel, 10-bit | 10-bit |
| LCD Controller | Integrated, up to 40 segments | — |
| PWM Channels | 4 | — |
| USART | 2 | — |
| SPI | 1 (Master/Slave) | — |
| TWI (I2C-compatible) | 1 | — |
| Package | 64-pin QFN (9x9 mm) with exposed pad | 64-pin QFN (9 x 9 mm) with exposed pad |
| I/O Pins | 54 programmable I/O lines | 32 |
| In-System Programming | Yes (SPI / debugWIRE) | — |
| RoHS Status | Compliant | Compliant ("Green") |
| Maximum CPU Speed | — | 20 MHz |
| Supply Voltage (Vcc) | — | 4.5 V to 5.5 V |
| On-chip LCD Driver | — | Yes (segmented LCD) |
| Communication | — | USART, SPI, TWI (I2C-compatible) |
| Timers/Counters | — | 2 x 8-bit, 1 x 16-bit |
| Mounting Type | — | Surface Mount |
| Instruction Set | — | 131 instructions, mostly single-cycle |