SCF5249LAG120 vs SCF5250LAG100 对比
详细并排对比 SCF5249LAG120 出自 NXP Semiconductors 和 SCF5250LAG100 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 | SCF5249LAG120 | SCF5250LAG100 |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 不推荐新设计 | 不推荐新设计 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $9.85 | $9.95 |
| Core Processor | ColdFire V2 | — |
| Core Size | 32-Bit | — |
| Maximum Clock Speed | 120 MHz | — |
| On-Chip SRAM | 96 KB | — |
| Program Memory Type | ROMless (external memory required) | — |
| Core Supply Voltage | 1.8 V | — |
| I/O Supply Voltage | 3.3 V | — |
| 封装 | 144-LQFP (20 x 20 mm) | — |
| 工作温度范围 | -20C to +70C (commercial ambient per datasheet note) | — |
| Connectivity | I2C, IDE, Memory Card, SPI, UART/USART | — |
| Peripherals | DMA, I2S, POR, Serial Audio, WDT | — |
| Number of Terminals | 144 | — |
| Terminal Form | Gull Wing | — |
| Package Code | LFQFP | — |
| Performance | 125+ Dhrystone 2.1 MIPS @ 140 MHz (typ. 120 MHz at this speed grade) | >107 Dhrystone 2.1 MIPS @ 120 MHz (family rating) |
| Typical Power | 1.3 mW/MHz (ColdFire-class low power) | — |
| Integrated Ethernet | EMAC (Ethernet MAC) | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | [DATA_NEEDED: rohs status not in provided data] | [DATA_NEEDED: RoHS status] |
| Part Status | Not For New Designs | — |
| Core Architecture | — | ColdFire V2 (32-bit RISC) |
| Core Name | — | SCF52xx |
| Operating Frequency | — | 100 MHz |
| Program Memory | — | ROMless (external Flash required) |
| Data Memory Support | — | External SDRAM controller |
| MAC Unit | — | Enhanced MAC (eMAC) for DSP-style operations |
| Ethernet | — | Integrated Fast Ethernet (eMAC) |
| USB | — | USB On-The-Go |
| Audio Interface | — | Serial audio interfaces for MP3, WMA, OggVorbis decode |
| Package Type | — | LQFP-144 (20x20 mm) |
| 工作温度 | — | Industrial grade |
| MSL 等级 | — | [DATA_NEEDED: MSL rating] |
| Legacy Manufacturer | — | Freescale Semiconductor (now NXP) |