ATMEGA128A-MUR vs ATMEGA64A-MU 对比
详细并排对比 ATMEGA128A-MUR 出自 Microchip Technology 和 ATMEGA64A-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
ATMEGA128A-MUR - 8-bit AVR MCU 128KB 16MHz 64-QFN | Microchip
ATMEGA128A-MUR ✓ 量产中
规格对比
| 参数 | ATMEGA128A-MUR | ATMEGA64A-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） | $5.20 | $4.24 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Maximum Clock Speed | 16 MHz | — |
| Flash Memory | 128 KB (64K x 16) | 64 KB (32K x 16) ISP, read-while-write |
| EEPROM | 4 KB | 2 KB |
| SRAM | 4 KB | 4 KB |
| Supply Voltage Range | 2.7 V to 5.5 V | [DATA_NEEDED: Supply Voltage Range] |
| General Purpose I/O | 53 lines | 53 lines |
| Working Registers | 32 general purpose | 32 |
| Instructions | 133 powerful instructions, most single-cycle | — |
| Timer/Counters | 4 flexible timer/counters with compare modes and PWM | 4 (two 8-bit, two 16-bit) plus RTC |
| Connectivity | EBI/EMI, I2C (Two-Wire Interface), SPI, UART/USART (2x USART) | — |
| Real-Time Counter | Yes | — |
| 封装 | 64-VFQFN Exposed Pad (9x9 mm) | 64-QFN (9x9 mm), exposed pad, surface mount |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | — |
| Packaging | Tape & Reel (TR) | — |
| 生命周期状态 | Active | — |
| Core Architecture | — | 8-bit AVR RISC |
| Max Clock Frequency | — | 16 MHz |
| USART Interfaces | — | 2 |
| ADC | — | 8-channel 10-bit |
| TWI (I2C) | — | Yes, byte-oriented |
| SPI | — | Yes |
| JTAG Interface | — | Yes (on-chip debug and boundary scan) |
| 工作温度范围 | — | [DATA_NEEDED: Operating Temperature Range] |
| Pin Compatibility | — | 100% pin compatible with ATmega103 |