FT2232HQ-REEL vs FT4232HQ-REEL 对比
详细并排对比 FT2232HQ-REEL 出自 FTDI 和 FT4232HQ-REEL 出自 FTDI。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 | FT2232HQ-REEL | FT4232HQ-REEL |
|---|---|---|
| 品牌 | FTDI | FTDI |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $6.75 | $6.35 |
| Product Type | USB 2.0 Bridge Controller (Dual UART/FIFO) | USB 2.0 High-Speed to Quad UART/MPSSE Bridge |
| USB Standard | USB 2.0 High-Speed (480 Mbps) | USB 2.0 High-Speed (480 Mbps) |
| Number of Channels | 2 independent configurable channels | — |
| Supported Interfaces (per channel) | UART, FIFO, I2C, SPI, JTAG, Bit-Bang | — |
| Supply Voltage (VCC) | 1.62 V to 3.63 V | — |
| I/O Voltage Levels | 1.8 V / 2.5 V / 3.3 V | — |
| Maximum UART Baud Rate | 12 Mbaud | — |
| Maximum FIFO Data Rate | 480 Mbps (USB Hi-Speed mode) | — |
| Internal Buffers | 4 KB TX + 4 KB RX per channel | — |
| 封装 | 64-QFN (9x9 mm) | QFN-64 (9x9 mm) with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40 C to +85 C | -40 C to +85 C |
| Crystal Requirement | 12 MHz external | — |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | Yes |
| Number of UART Channels | — | 4 |
| MPSSE Engines | — | 2 (configurable as SPI / I2C / JTAG / bit-bang) |
| Maximum Baud Rate | — | 12 Mbaud |
| Supply Voltage (VBUS) | — | 4.0 V to 5.25 V (USB bus powered) |
| I/O Voltage (VIO) | — | 1.8 V to 3.3 V |
| Internal LDO Output (VCC) | — | 3.3 V |
| FIFO per Channel | — | 4 KB |
| Crystal Frequency | — | 12 MHz |
| ESD Protection | — | [DATA_NEEDED: ESD HBM rating] |
| MSL 等级 | — | [DATA_NEEDED: MSL rating] |