MCF54455VR266 vs MCF54452VR266 对比
详细并排对比 MCF54455VR266 出自 NXP Semiconductors 和 MCF54452VR266 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。
NXP Semiconductors
MCF54455VR266 - Coldfire V4 32-Bit MPU, 266MHz, 360-TEPBGA | NXP
MCF54455VR266 ⚠ 最后一次采购NXP Semiconductors
MCF54452VR266 - ColdFire V4 266MHz MPU | NXP | Embedded Control
MCF54452VR266 ✗ 停产规格对比
| 参数 | MCF54455VR266 | MCF54452VR266 |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 最后采购期 | 停产 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $16.43 | $13.00 |
| Core Architecture | ColdFire V4 (32-bit RISC, MMU) | — |
| Core Frequency | 266 MHz | — |
| Instruction Set Width | 32-bit | — |
| On-chip Program Memory | ROMless (external boot required) | — |
| On-chip SRAM | [DATA_NEEDED: internal SRAM size in KB] | — |
| External Memory Bus | 32-bit address/data; SDRAM/DDR, SRAM, NOR flash | — |
| Supply Voltage (Core/IO) | 1.8 V / 2.5 V / 3.3 V (mixed) | — |
| Ethernet | 10/100 MAC (eNet) | 10/100 Ethernet MAC |
| USB | USB 2.0 On-The-Go (USB OTG) | USB on-the-go (OTG) |
| PCI | PCI v2.3 bus controller | — |
| Serial Connectivity | UART, I2C, SPI, SSI/I2S, FlexCAN | — |
| MMU | Yes (supports protected OS / Linux) | — |
| 工作温度 | 0C to +70C (industrial grade variants may exist) | [DATA_NEEDED: Operating Temperature] |
| 封装 | 360-TEPBGA (23x23 mm) | 360-TEPBGA (23x23 mm) |
| 安装类型 | Surface Mount, BGA | Surface Mount |
| MSL 等级 | [DATA_NEEDED: MSL rating] | [DATA_NEEDED: MSL Level] |
| RoHS 状态 | Compliant per NXP product page | [DATA_NEEDED: RoHS Status] |
| Core Processor | — | ColdFire V4 |
| Core Size | — | 32-Bit |
| 最大时钟频率 | — | 266 MHz |
| Memory Management Unit | — | Yes (MMU) |
| Program Memory Type | — | ROMless |
| Series | — | MCF5445x |
| PCI Controller | — | Yes (PCI) |
| Peripherals | — | Ethernet, USB OTG, PCI connectivity set |
| 电源电压 | — | [DATA_NEEDED: Supply Voltage] |
| 生命周期状态 | — | End of Life (per NXP product page) |