KSZ9897STXI vs DP83869HMRGZR 对比
详细并排对比 KSZ9897STXI 出自 Microchip Technology 和 DP83869HMRGZR 出自 Texas Instruments。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 | KSZ9897STXI | DP83869HMRGZR |
|---|---|---|
| 品牌 | Microchip Technology | Texas Instruments |
| 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） | $19.20 | $3.95 |
| Product Type | 7-Port Gigabit Ethernet Managed Switch IC | Ethernet PHY transceiver (10/100/1000 Mbps) |
| Number of Ports | 7 | — |
| Integrated PHYs | 5 x 10/100/1000 Mbps BASE-T | — |
| Configurable MAC Interfaces | 2 x SGMII / RGMII / MII / RMII | — |
| Switching Bandwidth | 14 Gbps non-blocking | — |
| Forwarding Rate | 1.4 Mpps (wire-speed, 64-byte packets) | — |
| MAC Address Table | 16K entries | — |
| Packet Buffer | 1 MB shared | — |
| Jumbo Frame Support | Up to 9 KB | Yes |
| Management Interface | I2C, SPI, MIIM (MDC/MDIO) | — |
| VLAN Support | IEEE 802.1Q, 4K VLAN entries | — |
| QoS Queues per Port | 4 | — |
| Time Stamping | IEEE 1588v2 hardware timestamping | — |
| Energy Efficient Ethernet | IEEE 802.3az EEE supported | — |
| Wake-on-LAN | Yes | — |
| Cable Diagnostics | LinkMD TDR-based | Built-in TDR-based cable analysis |
| 工作温度 | -40C to +85C (Industrial) | -40 C to +125 C (extended industrial) |
| 电源电压 | 1.2V (core), 2.5V and 3.3V (I/O) | 1.8 V / 2.5 V / 3.3 V |
| 封装 | 128-pin TQFP-EP, 14x14 mm | 48-VQFN (RGZ) 7x7 mm with exposed thermal pad |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Supported Protocols | — | 10BASE-Te, 100BASE-TX, 1000BASE-T (copper); 100BASE-FX, 1000BASE-X (fiber) |
| MAC Interface | — | RGMII / MII / GMII |
| ESD Protection | — | 8 kV IEC 61000-4-2 (direct contact) |
| Media Conversion | — | Supported (copper <-> fiber) |
| Loopback Modes | — | Yes (near-end and far-end) |
| Lead-Free | — | Yes |
| MSL 等级 | — | 2 (per JEDEC J-STD-020) |