MK21DX256VMC5 vs MK21DX128VMC5 对比
详细并排对比 MK21DX256VMC5 出自 NXP Semiconductors 和 MK21DX128VMC5 出自 NXP Semiconductors。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。
规格对比
| 参数 | MK21DX256VMC5 | MK21DX128VMC5 |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | Unknown | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $5.53 | $3.75 |
| Processor Architecture | 32-bit ARM Cortex-M4 | — |
| Maximum CPU Frequency | 50 MHz | — |
| Flash Memory | 256 KB | 128 KB (128K x 8) |
| Flash Organization | 256K x 8 bit | — |
| Integrated Connectivity | USB | — |
| Product Family | Kinetis K21 sub-family | Kinetis K21 |
| 封装 | 121-pin MAPBGA (8x8) | 121-MAPBGA (8x8 mm) |
| Alternate Package Description | 121-LFBGA | — |
| 安装类型 | Surface Mount | Surface Mount |
| RAM | [DATA_NEEDED: RAM size] | — |
| Operating Voltage | [DATA_NEEDED: operating voltage range] | — |
| GPIO Count | [DATA_NEEDED: GPIO count] | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| USB Specification | [DATA_NEEDED: USB version and supported operating modes] | — |
| Clock Sources | [DATA_NEEDED: internal and external clock specifications] | — |
| ADC | [DATA_NEEDED: ADC resolution, channels, and input range] | — |
| UART and Serial Peripherals | [DATA_NEEDED: UART, SPI, and I2C peripheral details] | — |
| RoHS | [DATA_NEEDED: RoHS status] | — |
| REACH | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 | [DATA_NEEDED: automotive qualification status] | — |
| Packaging | [DATA_NEEDED: tray, tape-and-reel, or other shipping configuration] | — |
| Core Processor | — | ARM Cortex-M4 |
| Core Size | — | 32-Bit |
| Core Count | — | 1 (Single-Core) |
| 最大时钟频率 | — | 50 MHz |
| 电源电压 | — | 1.8V / 2.5V / 3.3V |
| USB | — | USB device |
| Security | — | DryIce tamper detection |
| Packaging Type | — | Tray |
| DSP Instructions | — | Yes (Cortex-M4 hardware MAC) |
| 数据总线宽度 | — | 32 bit |
| Manufacturer Status | — | Original manufacturer new (distributed by Rochester Electronics as authorized aftermarket) |
| SRAM | — | [DATA_NEEDED: SRAM size] |
| Number of I/O | — | [DATA_NEEDED: GPIO count] |