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