ATMEGA8U2-MU vs ATMEGA8A-MUR 对比
详细并排对比 ATMEGA8U2-MU 出自 Microchip Technology 和 ATMEGA8A-MUR 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
ATMEGA8U2-MU - 8KB Flash 16MHz AVR USB MCU | Microchip (Tape & Reel)
ATMEGA8U2-MU ✓ 量产中规格对比
| 参数 | ATMEGA8U2-MU | ATMEGA8A-MUR |
|---|---|---|
| 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） | $1.94 | $0.70 |
| Core Processor | AVR | AVR |
| Core Size | 8-bit | 8-Bit |
| 最大时钟频率 | 16 MHz | — |
| Program Memory Size | 8 KB (4K x 16) FLASH | 8 KB (4K x 16) |
| EEPROM Size | 512 B | 512 B |
| SRAM Size | 512 B | — |
| Connectivity | SPI, UART/USART, USB | I2C, SPI, UART/USART |
| Number of I/O | 22 | 23 |
| USB Controller | Full-speed USB 2.0 device | — |
| Timers/Counters | 2 (with compare modes and PWM) | 3 (two 8-bit, one 16-bit) |
| Watchdog Timer | Yes (programmable) | — |
| 电源电压 | [DATA_NEEDED: supply voltage range] | 4.5 V to 5.5 V |
| 数据总线宽度 | 8 bit | — |
| 封装 | 32-VFQFN (5x5 mm) Exposed Pad | 32-VQFN (5x5 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +85C |
| RoHS 状态 | Compliant | — |
| Speed | — | 16 MHz |
| Program Memory Type | — | FLASH |
| RAM Size | — | 1 KB |
| ADC Resolution | — | 10-bit |
| ADC Channels | — | 6 |
| Peripherals | — | Brown-out Detect/Reset, POR, PWM, WDT |
| Instructions | — | 130 (mostly single-cycle) |
| 生命周期状态 | — | Active |