ATMEGA645P-MU vs ATMEGA645A-MU 对比
详细并排对比 ATMEGA645P-MU 出自 Microchip Technology 和 ATMEGA645A-MU 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
ATMEGA645P-MU - 8-Bit AVR MCU 64KB 16MHz 64-QFN | Microchip
ATMEGA645P-MU ✓ 量产中规格对比
| 参数 | ATMEGA645P-MU | ATMEGA645A-MU |
|---|---|---|
| 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） | $4.21 | $3.70 |
| Core Processor | AVR 8-bit RISC | AVR |
| Core Size | 8-bit | 8-Bit |
| Speed | 16 MHz | 16 MHz |
| Flash Memory | 64 KB (32K x 16) ISP | 64 KB (32K x 16) |
| EEPROM | 2 KB | — |
| SRAM | 4 KB | — |
| GPIO Count | 54 | — |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| ADC Resolution | 10-bit | 10-bit |
| ADC Channels | 8 | — |
| Peripherals | LCD controller, Brown-out Detect/Reset, POR, PWM, WDT | — |
| Connectivity | SPI, UART/USART, TWI (I2C) | — |
| 封装 | 64-QFN (9x9 mm) MLF, surface mount | 64-QFN (9x9 mm) Exposed Pad (64-VFQFN) |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: Operating Temperature] |
| Technology Feature | picoPower low-power technology | — |
| Debug Interface | JTAG | — |
| RoHS 状态 | Green / RoHS compliant (per FindIC listing) | Compliant |
| 安装类型 | Surface Mount | Surface Mount |
| EEPROM Size | — | 2 KB |
| RAM Size | — | 4 KB |
| Supply Voltage (Vcc/Vdd) | — | 1.8 V to 5.5 V |
| Number of I/O | — | 54 / 69 general purpose I/O lines |
| Oscillator Type | — | Internal + External |
| Programming Interface | — | ISP, JTAG, ICSP |
| Series | — | AVR ATmega |