ATMEGA329V-8AI vs ATMEGA329V-8MI 对比
详细并排对比 ATMEGA329V-8AI 出自 Microchip Technology 和 ATMEGA329V-8MI 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATMEGA329V-8MI - 8-bit AVR MCU, 32KB Flash, 8MHz, 64-QFN | Microchip
ATMEGA329V-8MI ✓ 量产中规格对比
| 参数 | ATMEGA329V-8AI | ATMEGA329V-8MI |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $4.45 | $5.45 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| CPU Speed | 8 MHz | — |
| Program Memory (Flash) | 32 KB (16K x 16) | 32 KB (16K x 16) |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| Supply Voltage (Vcc) | 1.8 V to 5.5 V | — |
| General Purpose I/O | 54 lines | — |
| General Purpose Registers | 32 | — |
| LCD Controller | On-chip, supports up to 4x25 segments | Integrated, up to 40 segments |
| ADC | 10-bit, up to 8 channels | 8-channel, 10-bit |
| Timers/Counters | Three flexible Timer/Counters with PWM | — |
| Serial Interfaces | USART, SPI, TWI (I2C-compatible) | — |
| Debug Interface | JTAG (IEEE 1149.1 compliant) | — |
| 封装 | 64-pin TQFP, 14x14 mm body, 0.5 mm pitch | 64-pin QFN (9x9 mm) with exposed pad |
| 安装类型 | Surface Mount | — |
| 工作温度 | -40C to +85C (industrial) | -40 C to +85 C (industrial) |
| RoHS 状态 | Compliant | Compliant |
| 最大时钟频率 | — | 8 MHz |
| Operating Voltage | — | 1.8 V to 5.5 V (low-voltage 'V' variant) |
| PWM Channels | — | 4 |
| USART | — | 2 |
| SPI | — | 1 (Master/Slave) |
| TWI (I2C-compatible) | — | 1 |
| I/O Pins | — | 54 programmable I/O lines |
| In-System Programming | — | Yes (SPI / debugWIRE) |