MC9S12XDT512CAA vs MC9S12XDT256CAA 对比
详细并排对比 MC9S12XDT512CAA 出自 NXP Semiconductors 和 MC9S12XDT256CAA 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 | MC9S12XDT512CAA | MC9S12XDT256CAA |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 不推荐新设计 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $16.40 | $10.83 |
| Core Architecture | HCS12X (16-bit CISC, enhanced HCS12) | — |
| Maximum CPU Frequency | 80 MHz (40 MHz bus) | — |
| Program Flash | 512 KB (512K x 8) | — |
| RAM | 20 KB | — |
| EEPROM | 4 KB | — |
| 封装 | 80-QFP (14x14 mm) | — |
| Pin/Package Type | 80-pin PQFP, Tray | — |
| 电源电压 | 2.35 V to 5.5 V (2.5 V/5 V domains) | — |
| GPIO Count | 59 (up to 119 I/O ports depending on mode) | — |
| ADC | 8-channel, 10-bit | — |
| Timers | ECT (Enhanced Capture Timer), 16 channels; PIT (Periodic Interrupt Timer) | — |
| Communication Interfaces | CAN (msCAN), SCI, SPI, I2C | — |
| 工作温度 | -40C to +85C (industrial/automotive) | -40C to +85C (TA) |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 3 (168 hours) | — |
| RoHS 状态 | Compliant | — |
| AEC-Q100 | Qualified (automotive grade) | — |
| On-chip Voltage Regulator | Yes (internal VREG for single 5 V supply) | — |
| Core Processor | — | HCS12X (S12XD) |
| Core Size | — | 16-Bit |
| Speed | — | 80 MHz |
| Flash Memory | — | 256KB (256K x 8) |
| Number of I/O | — | 59 |
| Supply Voltage (Vdd) | — | 2.35 V to 5.5 V (per distributor listing) |
| Data Converters | — | A/D 10-bit |
| 封装 / 外壳 | — | 80-QFP (14x14 mm) |
| Supplier Device Package | — | 80-QFP (14x14) |
| Terminal Form | — | Gull Wing |
| Package Shape | — | Square (QFP) |
| Packaging Method | — | Tray |
| Series | — | HCS12X / S12XD Family (MC9S12XDT256) |
| Temperature Grade | — | Industrial |
| Lifecycle Status (NXP) | — | NRND (Not Recommended for New Designs) |
| EEPROM Size | — | [DATA_NEEDED: EEPROM Size] |
| SRAM Size | — | [DATA_NEEDED: SRAM Size] |
| Peripherals (CAN/LIN/SPI/SCI) | — | [DATA_NEEDED: peripheral counts] |