MKM14Z128CHH5 vs MKM34Z256VLQ7 对比
详细并排对比 MKM14Z128CHH5 出自 NXP Semiconductors 和 MKM34Z256VLQ7 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 | MKM14Z128CHH5 | MKM34Z256VLQ7 |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 不推荐新设计 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.94 | $0.00 |
| Core | ARM Cortex-M0+ | — |
| Core Width | 32-bit | — |
| Max CPU Frequency | 50 MHz | — |
| Program Memory Size | 128 KB (128K x 8) Flash | — |
| RAM Size | 16 KB | — |
| 封装 | 44-MAPLGA (5x5 mm) | 144-LQFP (20 x 20 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C | [DATA_NEEDED: operating temperature range] |
| 电源电压 | [DATA_NEEDED: VDD range] | 2.5 V / 3.3 V |
| Number of I/O Pins | [DATA_NEEDED: GPIO count] | — |
| ADC | 24-bit sigma-delta (metrology AFE) | — |
| Internal Voltage Reference | High-precision, low temperature drift | High-precision, low temperature drift |
| Security Features | Memory protection, tamper detection, TRNG | Active and passive tamper detection with time stamping |
| RoHS 状态 | Compliant | [DATA_NEEDED: RoHS status] |
| 生命周期状态 | NRND (Not Recommended for New Designs) | — |
| Peripherals | [DATA_NEEDED: full peripheral list] | Segment LCD controller, iRTC with hardware tamper detection |
| Core Processor | — | ARM Cortex-M0+ |
| Core Size | — | 32-Bit |
| 最大时钟频率 | — | 75 MHz |
| Flash Memory | — | 256 KB (256K x 8) |
| SRAM | — | 32 KB |
| Analog Front End | — | Integrated metrology AFE |
| Family | — | Kinetis KM34 (KM3x) |
| Target Applications | — | 1-, 2-, 3-phase electricity meters, flow meters |
| Packaging | — | Tray |