ATMEGA645V-8MUR vs ATMEGA325V-8MUR 对比
详细并排对比 ATMEGA645V-8MUR 出自 Microchip Technology 和 ATMEGA325V-8MUR 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
ATMEGA325V-8MUR - 8MHz AVR MCU, 32KB Flash, 64-QFN | Microchip
ATMEGA325V-8MUR ✓ 量产中规格对比
| 参数 | ATMEGA645V-8MUR | ATMEGA325V-8MUR |
|---|---|---|
| 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） | $1.98 | $2.19 |
| Core Processor | AVR | AVR |
| Core Size | 8-Bit | 8-Bit |
| Series | AVR ATmega | — |
| 最大时钟频率 | 8 MHz | — |
| Program Memory Size | 64KB (32K x 16) FLASH | 32 KB (16K x 16) FLASH |
| Program Memory Type | In-System Programmable FLASH | FLASH |
| EEPROM Size | 2KB | 1 KB |
| RAM Size | 4KB SRAM | 2 KB |
| Operating Voltage Range | 1.8 V to 5.5 V (V grade) | — |
| Supply Voltage - Min | 1.8 V | — |
| Supply Voltage - Max | 5.5 V | — |
| Number of I/O | [DATA_NEEDED: number of general purpose I/O lines] | 54 |
| ADC Resolution | 10-bit | 10-bit |
| Peripherals | Timer/Counters, PWM, Brown-out Detect/Reset, WDT | Brown-out Detect/Reset, POR, PWM, WDT |
| Communication Interfaces | USART, SPI, I2C (Two-Wire Interface), JTAG | — |
| 封装 | 64-QFN (9x9 mm) Exposed Pad (64-VFQFN) | 64-QFN / MLF (9x9 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +85C (Industrial) |
| Packing | Tape & Reel (R suffix) | — |
| RoHS 状态 | Green / RoHS compliant per FindIC listing | Compliant (GREEN) |
| Speed | — | 8 MHz |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| Connectivity | — | SPI, UART/USART, USI |
| Packaging | — | Tape & Reel (T&R) |