MC9S12A128BCFU vs MC9S12A256BCFU 对比
详细并排对比 MC9S12A128BCFU 出自 NXP Semiconductors 和 MC9S12A256BCFU 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 | MC9S12A128BCFU | MC9S12A256BCFU |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 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） | $18.20 | $18.20 |
| Core | HCS12 CPU (16-bit CISC) | HCS12 16-bit CISC |
| Maximum CPU Frequency | 25 MHz | 25 MHz (bus clock via PLL) |
| Program Memory Size | 128 KB (128K x 8) Flash | — |
| RAM Size | 4 KB | — |
| EEPROM Size | 2 KB | — |
| Number of I/O Pins | 59 | — |
| ADC | 8-channel, 10-bit | 10-bit, 8 channels |
| 电源电压 | 5 V | 5 V single supply |
| 封装 | 80-QFP (14x14 mm) | 80-QFP (14 x 14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | -40C to +85C (industrial) | — |
| Oscillator Type | External (crystal/resonator or external clock) | — |
| Connectivity | CAN, SCI, SPI | — |
| MSL 等级 | [DATA_NEEDED: MSL rating] | [DATA_NEEDED: MSL level] |
| RoHS 状态 | Compliant (per part stack listing) | [DATA_NEEDED: RoHS status] |
| Peripheral Highlights | 8-ch 10-bit ADC, PWM, SCI/SPI, CAN 2.0, SIM | — |
| Manufacturer | — | NXP Semiconductors (formerly Freescale/Motorola) |
| Series | — | HCS12 / S12A |
| Program Memory | — | 256 KB Flash (256K x 8) |
| RAM | — | 12 KB |
| EEPROM | — | 4 KB |
| 工作温度 | — | -40 C to +85 C (industrial) |
| Communication | — | 2x SCI (UART), 2x SPI, 1x CAN 2.0 A/B, I2C |
| Timers / PWM | — | 8-channel 16-bit timer with PWM |
| GPIO | — | Up to 59 multiplexed I/O |
| Debug Interface | — | BDM (Background Debug Mode) |