AR8031-AL1B-R vs DP83867CSRGZR 对比
详细并排对比 AR8031-AL1B-R 出自 Qualcomm 和 DP83867CSRGZR 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。
Texas Instruments
DP83867CSRGZR - Gigabit Ethernet PHY RGMII/SGMII | Texas Instruments
DP83867CSRGZR ✓ 量产中规格对比
| 参数 | AR8031-AL1B-R | DP83867CSRGZR |
|---|---|---|
| 品牌 | Qualcomm | Texas Instruments |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 不推荐新设计 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.05 | $6.45 |
| 功能 | 10/100/1000BASE-T Ethernet PHY transceiver | — |
| 数据速率 | 10/100/1000 Mbps | 10/100/1000 Mbps |
| MAC Interface | RGMII v2.0, SGMII / 1000BASE-X | RGMII, SGMII |
| Supply Voltage (Analog) | 3.15 V to 3.45 V | — |
| Supply Voltage (Digital I/O) | 1.5 V / 1.8 V / 2.5 V / 3.3 V (VDDIO selectable) | — |
| Internal LDOs | Integrated 1.2V core LDO and 1.0V VDDIO LDO | — |
| Receiver Hysteresis | 25 mV | — |
| Number of Drivers / Receivers | 1 / 1 | — |
| Duplex | Full | — |
| Auto-MDI/MDIX | Yes (automatic direction control) | — |
| IEEE Standards | 802.3, 802.3u, 802.3ab, 802.3az (EEE), 802.1AS / 1588v2 | — |
| 工作温度 | -40 C to +85 C (industrial grade AL1B) | 0 C to 70 C (commercial) |
| 封装 | 48-WFQFN Exposed Pad, 6 x 6 mm | 48-VQFN (RGZ) 7x7 mm |
| 安装类型 | Surface Mount (QFN-48-EP) | Surface Mount |
| HBM ESD (MDI pins) | 4 kV | — |
| Cable Reach | 100 m over CAT-5e / CAT-6 UTP | — |
| Product Type | — | Ethernet Physical Layer Transceiver (PHY) |
| Ethernet Standards | — | 10BASE-Te, 100BASE-TX, 1000BASE-T |
| 引脚数量 | — | 48 |
| 电源电压 | — | [DATA_NEEDED: core supply voltage range] |
| I/O Voltage | — | 3.3 V, 2.5 V, or 1.8 V (configurable) |
| ESD Protection | — | > 8 kV IEC 61000-4-2 (direct contact) |
| RGMII Latency (TX) | — | < 90 ns |
| RGMII Latency (RX) | — | < 290 ns |
| Typical Power Consumption | — | 457 mW |
| Cable Diagnostics | — | Yes (built-in) |
| JTAG Support | — | Yes (boundary scan) |
| TSN Compliance | — | Yes (Time Sensitive Network) |
| Lead-Free / RoHS | — | Yes (compliant per TI product page) |