ATMEGA329A-MUR vs ATMEGA329V-8MI Comparison
Detailed side-by-side comparison of ATMEGA329A-MUR by Microchip Technology and ATMEGA329V-8MI 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
ATMEGA329A-MUR - 8-bit AVR MCU, 32KB Flash, 64-QFN | Microchip
ATMEGA329A-MUR β ActiveMicrochip Technology
ATMEGA329V-8MI - 8-bit AVR MCU, 32KB Flash, 8MHz, 64-QFN | Microchip
ATMEGA329V-8MI β ActiveSpecification Comparison
| Parameter | ATMEGA329A-MUR | ATMEGA329V-8MI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.61 | $5.45 |
| 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 CPU Speed | 20 MHz | β |
| Supply Voltage (Vcc) | 4.5 V to 5.5 V | β |
| I/O Pins | 32 | 54 programmable I/O lines |
| Package | 64-pin QFN (9 x 9 mm) with exposed pad | 64-pin QFN (9x9 mm) with exposed pad |
| On-chip LCD Driver | Yes (segmented LCD) | β |
| ADC | 10-bit | 8-channel, 10-bit |
| Communication | USART, SPI, TWI (I2C-compatible) | β |
| Timers/Counters | 2 x 8-bit, 1 x 16-bit | β |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C (industrial) |
| Mounting Type | Surface Mount | β |
| RoHS Status | Compliant ("Green") | Compliant |
| Instruction Set | 131 instructions, mostly single-cycle | β |
| Maximum Clock Frequency | β | 8 MHz |
| Operating Voltage | β | 1.8 V to 5.5 V (low-voltage 'V' variant) |
| LCD Controller | β | Integrated, up to 40 segments |
| PWM Channels | β | 4 |
| USART | β | 2 |
| SPI | β | 1 (Master/Slave) |
| TWI (I2C-compatible) | β | 1 |
| In-System Programming | β | Yes (SPI / debugWIRE) |