KSZ9021RNI vs KSZ9031RNXIA Comparison
Detailed side-by-side comparison of KSZ9021RNI by Microchip Technology and KSZ9031RNXIA 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
KSZ9021RNI - Gigabit Ethernet PHY Transceiver, RGMII, QFN-48 | Microchip
KSZ9021RNI NrndMicrochip Technology
KSZ9031RNXIA - Gigabit Ethernet PHY Transceiver RGMII | Microchip
KSZ9031RNXIA ✓ ActiveSpecification Comparison
| Parameter | KSZ9021RNI | KSZ9031RNXIA |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Interface ICs | Ethernet Transceivers |
| Lifecycle Status | NRND | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.12 | $3.27 |
| Function | Ethernet Physical Layer Transceiver (PHY) | — |
| Data Rate | 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 |
| Supply Voltage (VDDIO) | 3.135 V to 3.465 V (3.3 V typical) | 1.8V / 2.5V / 3.3V |
| 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 | CAT-5 UTP |
| Auto-MDIX | Yes (HP Auto-MDIX) | — |
| Auto-Negotiation | Yes, per IEEE 802.3 clause 28 | — |
| Jumbo Frame Support | Yes | Up to 9.6 KB |
| Operating Temperature | -40 C to +85 C (Industrial) | -40C to +85C (Industrial) |
| Package | 48-QFN (7x7 mm) with Exposed Pad | 48-QFN (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 | — |
| RoHS Status | Compliant | Compliant |
| Lifecycle | Not recommended for new designs (NRND) | — |
| Product Type | — | Ethernet Transceiver (PHY) |
| Standards Supported | — | 10Base-T, 100Base-TX, 1000Base-T |
| Number of Ports | — | 1 Port |
| Analog Supply Voltage | — | 3.3V |
| AEC-Q100 Qualified | — | Yes (Automotive) |
| Auto-MDI/MDIX | — | Yes |
| Wake-on-LAN | — | Yes |
| LinkMD Cable Diagnostics | — | Yes |
| EEE (Energy Efficient Ethernet) | — | Yes |
| MDIO Management Interface | — | Yes |
| Reference Clock | — | 25 MHz |