KSZ9031RNXVB-VAO vs KSZ9031RNXUB-VAO Comparison
Detailed side-by-side comparison of KSZ9031RNXVB-VAO by Microchip Technology and KSZ9031RNXUB-VAO by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
KSZ9031RNXVB-VAO - Gigabit Ethernet RGMII Transceiver AEC-Q100 | Microchip
KSZ9031RNXVB-VAO ✓ ActiveMicrochip Technology
KSZ9031RNXUB-VAO - Gigabit Ethernet Transceiver, AEC-Q100, WQFN-48 | Microchip
KSZ9031RNXUB-VAO ✓ ActiveSpecification Comparison
| Parameter | KSZ9031RNXVB-VAO | KSZ9031RNXUB-VAO |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.65 | $6.10 |
| Product Type | Ethernet Transceiver (PHY) | Ethernet Physical Layer Transceiver (PHY) |
| Data Rate | 10/100/1000 Mbps | 10/100/1000 Mbps (triple-speed) |
| Standards Compliance | IEEE 802.3 10BASE-T, 100BASE-TX, 1000BASE-T | — |
| MAC-Side Interface | RGMII (Version 2.0 compliant, on-chip delay) | — |
| Supply Voltage | 3.3 V (single supply; internal LDO for core) | [DATA_NEEDED: supply voltage] |
| MAC I/O Voltage Tolerance | 3.3 V / 2.5 V / 1.8 V | — |
| Package | 48-pin WQFN (wettable-flank) | 48-pin WQFN (7x7 mm), lead-free |
| Operating Temperature | -40C to +105C (AEC-Q100 Grade 2) | -40C to +85C (automotive AEC-Q100 grade) |
| Automotive Qualification | AEC-Q100 qualified (VAO suffix) | — |
| Energy-Efficient Ethernet | IEEE 802.3az supported | — |
| Auto-Negotiation | Yes (with HP Auto-MDIX) | — |
| Wake-on-LAN | Supported | Yes, with custom-packet detection |
| Loopback Modes | Remote and local loopback | Remote and local loopback |
| Reference Clock | 25 MHz crystal or 125 MHz LVCMOS reference | — |
| Typical Active Power | 450 mW at 1 Gbps | — |
| Mounting Type | Surface Mount | Surface Mount |
| Lead-Free / RoHS | Yes (lead-free) | — |
| MSL Level | [DATA_NEEDED: MSL rating] | — |
| Standards Supported | — | 10Base-T, 100Base-TX, 1000Base-T (IEEE 802.3) |
| MAC Interface | — | RGMII (Reduced Gigabit Media Independent Interface) |
| Cable Type | — | CAT-5 UTP (unshielded twisted pair) |
| AEC-Q100 Qualification | — | Qualified (automotive grade) |
| Power Consumption (Active) | — | [DATA_NEEDED: typical active power] |
| Power Consumption (Energy-Detect) | — | ~75 mW when cable not attached |
| Reference Clock Output | — | 125 MHz |
| On-chip Termination Resistors | — | Yes (integrated MDI termination) |
| LED Outputs | — | Programmable (link/activity/speed) |
| Baseline Wander Correction | — | Integrated |
| Adaptive Equalization | — | Integrated |
| RoHS Status | — | Compliant |
| Lead-Free | — | Yes |