ATMEGA644PV-10MQ vs ATMEGA1284P-MU 对比
详细并排对比 ATMEGA644PV-10MQ 出自 Microchip Technology 和 ATMEGA1284P-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
ATMEGA644PV-10MQ - 8-Bit AVR MCU 64KB Flash 10MHz | Microchip
ATMEGA644PV-10MQ ✓ 量产中Microchip Technology
ATMEGA1284P-MU - 128KB Flash 8-Bit AVR MCU 20MHz | Microchip
ATMEGA1284P-MU ✓ 量产中规格对比
| 参数 | ATMEGA644PV-10MQ | ATMEGA1284P-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） | $0.00 | $4.10 |
| Core Architecture | AVR 8-bit enhanced RISC | 8-bit AVR RISC |
| Flash Memory | 64KB (32K x 16) | 128 KB (64K x 16) ISP, Read-While-Write |
| SRAM | 4KB (4K x 8) | 16 KB |
| EEPROM | 2KB | 4 KB |
| Maximum CPU Speed | 10 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V |
| 封装 | 44-VQFN (7x7 mm) exposed pad | 44-VQFN (7x7 mm) with Exposed Pad |
| 安装类型 | Surface Mount | Surface Mount |
| Series | AVR ATmega (ATmega644P, picoPower) | — |
| USART Count | 2 | — |
| Temperature Grade | Extended temperature | — |
| Green / RoHS Status | Green (RoHS compliant) | — |
| Number of I/O Pins | [DATA_NEEDED: Number of I/O Pins] | — |
| ADC Resolution / Channels | [DATA_NEEDED: ADC Resolution / Channels] | — |
| Timers Count | [DATA_NEEDED: Timers Count] | — |
| 工作温度范围 | [DATA_NEEDED: Operating Temperature Range numeric values] | — |
| MSL 等级 | [DATA_NEEDED: MSL Level] | — |
| Max CPU Clock | — | 20 MHz |
| I/O Lines | — | 32 general purpose |
| USART | — | 2 |
| Timer/Counters | — | 3 (with compare modes and PWM) |
| Real Time Counter (RTC) | — | Yes |
| 10-bit ADC | — | 8 channels |
| TWI (I2C) | — | 1, byte-oriented 2-wire |
| SPI | — | 1 |
| Watchdog Timer | — | Yes, programmable with on-chip oscillator |
| 工作温度 | — | [DATA_NEEDED: temperature range for -MU speed grade] |
| Programming Interface | — | ISP via SPI, self-programming boot support |
| RoHS 状态 | — | Compliant (per Microchip product page) |