KSZ9021RNI vs DP83867IRRGZ 对比
详细并排对比 KSZ9021RNI 出自 Microchip Technology 和 DP83867IRRGZ 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。
Microchip Technology
KSZ9021RNI - Gigabit Ethernet PHY Transceiver, RGMII, QFN-48 | Microchip
KSZ9021RNI NrndTexas Instruments
DP83867IRRGZ - Industrial GbE PHY, RGMII/SGMII, VQFN-48 | Texas Instruments
DP83867IRRGZ ✓ 量产中规格对比
| 参数 | KSZ9021RNI | DP83867IRRGZ |
|---|---|---|
| 品牌 | Microchip Technology | 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） | $5.12 | $6.88 |
| 功能 | Ethernet Physical Layer Transceiver (PHY) | — |
| 数据速率 | 10/100/1000 Mbps (Triple Speed) | 10/100/1000 Mbps |
| Number of Drivers/Receivers | 8/8 (4 differential pairs) | — |
| Protocol | 10Base-T, 100Base-TX, 1000Base-T (IEEE 802.3) | — |
| MAC Interface | RGMII, GMII, MII | RGMII / SGMII |
| Supply Voltage (VDDIO) | 3.135 V to 3.465 V (3.3 V typical) | 1.8 V / 2.5 V / 3.3 V (MAC-side I/O) |
| Core Supply (Internal LDO) | 1.14 V to 1.26 V | — |
| Supply Current (typ., 1000Base-T) | [DATA_NEEDED: operating current] | — |
| Cable Type | CAT-5 UTP, 100 m | — |
| Auto-MDIX | Yes (HP Auto-MDIX) | Yes |
| Auto-Negotiation | Yes, per IEEE 802.3 clause 28 | — |
| Jumbo Frame Support | Yes | — |
| 工作温度 | -40 C to +85 C (Industrial) | — |
| 封装 | 48-QFN (7x7 mm) with Exposed Pad | 48-VQFN (RGZ) 7x7 mm with EP |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 3 | — |
| RoHS 状态 | Compliant | Compliant |
| Lifecycle | Not recommended for new designs (NRND) | — |
| Product Type | — | Ethernet Physical Layer Transceiver (PHY) |
| Supported Standards | — | 10BASE-Te, 100BASE-TX, 1000BASE-T |
| Supply Voltage (VDD) | — | 2.5 V (analog/digital core) |
| Reference Clock Input | — | 25 MHz |
| 工作温度范围 | — | -40 C to +85 C (industrial) |
| ESD Rating (MDI pins) | — | 8 kV IEC 61000-4-2 (direct contact) |
| Cable Reach | — | 100 m (Cat5e/Cat6) |
| Energy-Efficient Ethernet | — | IEEE 802.3az supported |
| Time Stamping | — | IEEE 1588 / SOF timestamping |
| Cable Diagnostics | — | Built-in TDR (open/short/length) |