ATMEGA2560V-8CU vs ATMEGA640V-8CU 对比
详细并排对比 ATMEGA2560V-8CU 出自 Microchip Technology 和 ATMEGA640V-8CU 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
ATMEGA2560V-8CU - 8-Bit AVR MCU 256KB 8MHz CBGA-100 | Microchip (Tape & Reel)
ATMEGA2560V-8CU ✓ 量产中Microchip Technology
ATMEGA640V-8CU - 8MHz AVR 64KB Flash MCU 100-CBGA | Microchip
ATMEGA640V-8CU ✓ 量产中规格对比
| 参数 | ATMEGA2560V-8CU | ATMEGA640V-8CU |
|---|---|---|
| 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） | $6.12 | $8.36 |
| Core Architecture | 8-bit AVR RISC | — |
| Core Size | 8-bit | 8-bit |
| 最大时钟频率 | 8 MHz | — |
| Program Memory Type | FLASH (ISP) | — |
| Program Memory Size | 256 KB (128K x 16) | — |
| SRAM Size | 8 KB | — |
| EEPROM Size | 4 KB | — |
| Operating Supply Voltage (Min) | 1.8 V | — |
| Supply Voltage Range (V-grade) | 1.8 V to 5.5 V | — |
| GPIO Count | 86 | — |
| Serial USARTs | 4 | — |
| ADC Resolution | 10-bit | 10-bit |
| ADC Channels | 8/16-channel | 8/16-channel |
| Timers | Two 8-bit, four 16-bit | — |
| Interfaces | SPI, 2-wire (I2C-compatible), USART | — |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | — |
| 封装 | 100-CBGA (9x9 mm) | 100-CBGA (9x9 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Temperature Grade | Industrial | Industrial |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | — |
| RoHS 状态 | Compliant (GREEN) | Green / lead-free per FindIC listing |
| Core Processor | — | AVR 8-bit RISC |
| Speed | — | 8 MHz |
| Flash Memory | — | 64 KB (32K x 16) |
| EEPROM | — | 4 KB |
| SRAM | — | 8 KB |
| Number of I/O | — | 86 |
| Supply Voltage Range | — | [DATA_NEEDED: supply voltage range] (V-grade per FindIC listing) |
| USART Peripherals | — | Up to 4 |
| SPI | — | Master/Slave |
| 2-Wire Interface (TWI/I2C) | — | Yes |
| Watchdog Timer | — | Programmable, separate on-chip oscillator |
| Analog Comparator | — | On-chip |