ATMEGA8A-MUR vs ATMEGA8HVA-4CKU 对比
详细并排对比 ATMEGA8A-MUR 出自 Microchip Technology 和 ATMEGA8HVA-4CKU 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
ATMEGA8HVA-4CKU - 8KB AVR MCU, 4MHz, 36-LGA | Microchip
ATMEGA8HVA-4CKU Obsolete规格对比
| 参数 | ATMEGA8A-MUR | ATMEGA8HVA-4CKU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.70 | $2.05 |
| Core Processor | AVR | AVR |
| Core Size | 8-Bit | 8-Bit |
| Speed | 16 MHz | 4 MHz |
| Program Memory Type | FLASH | FLASH |
| Program Memory Size | 8 KB (4K x 16) | 8 KB (4K x 16) |
| EEPROM Size | 512 B | 256 B |
| RAM Size | 1 KB | 512 B |
| Number of I/O | 23 | — |
| 电源电压 | 4.5 V to 5.5 V | — |
| ADC Resolution | 10-bit | 12-bit |
| ADC Channels | 6 | 5 |
| Connectivity | I2C, SPI, UART/USART | SPI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect |
| Timers/Counters | 3 (two 8-bit, one 16-bit) | — |
| Instructions | 130 (mostly single-cycle) | — |
| 工作温度 | -40C to +85C | — |
| 封装 | 32-VQFN (5x5 mm) | 36-WFLGA (6.5 x 3.5 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 生命周期状态 | Active | Obsolete (per Octopart); ACTIVE per some legacy datasheet listings |
| Series | — | AVR ATmega, ATMEGA8HVA |
| Program Memory Attribute | — | In-System Programmable |
| Operating Supply (distributor listings) | — | 2.5 V / 3.3 V / 5 V rails |
| Architecture | — | Advanced RISC, 8-bit AVR |