KSZ9021GQ vs KSZ9021GQI Comparison
Detailed side-by-side comparison of KSZ9021GQ by Microchip Technology and KSZ9021GQI 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
KSZ9021GQI - Gigabit Ethernet PHY, GMII/MII, 128-PQFP | Microchip
KSZ9021GQI ⚠ Last Time BuySpecification Comparison
| Parameter | KSZ9021GQ | KSZ9021GQI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Unknown | Last Time Buy |
| Product Type | Single-port Gigabit Ethernet transceiver | — |
| Supported Ethernet Speeds | 10/100/1000 Mbps | — |
| Supported Media | 10/100/1000Base-T | — |
| Digital Host Interface | GMII/MII | — |
| GMII Data Rate | 1000 Mbps | — |
| MII Data Rates | 10 Mbps and 100 Mbps | — |
| Supply Voltage | 3.3 V | — |
| Transceiver Classification | 8/8 transceiver | — |
| Auto-Negotiation Standard | IEEE 802.3 Clause 28 | — |
| Cable Type | UTP | — |
| Package | 128-pin lead-free PQFP, 14 x 20 mm | 128-PQFP (14x20 mm) |
| Mounting Type | Surface mount | Surface Mount |
| Cable Diagnostic Method | Micrel LinkMD TDR-based diagnostics | — |
| Board Fault Detection | Parametric NAND tree support | — |
| Loopback Modes | Remote and local | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | -40 C to +85 C |
| Function | — | 10/100/1000 Base-T Ethernet PHY transceiver |
| Data Rate | — | 10 Mbps / 100 Mbps / 1000 Mbps |
| MAC Interface | — | GMII, MII |
| Number of Ports | — | 1 |
| Number of Drivers / Receivers | — | 8 / 8 |
| Supply Voltage Range | — | 3.135 V to 3.465 V |
| Typical Supply Voltage | — | 3.3 V |
| Auto-MDIX | — | Yes |
| Auto-Negotiation | — | Yes (IEEE 802.3u/clause 28/40) |
| MTL Termination | — | Integrated (no external resistors on MDI lines) |
| Reference Clock | — | 25 MHz external |
| Management Interface | — | MDC/MDIO (IEEE 802.3 clause 22/45) |
| LED Indicators | — | Two per-port (speed and link/activity configurable) |
| Compliance | — | IEEE 802.3, 802.3u, 802.3ab, 802.3az (EEE) |