Overview
The KSZ9031RNXIA, produced by Microchip Technology, is a state-of-the-art Ethernet transceiver designed for high-speed data communication. This component is a fully integrated triple-speed (10Base-T/100Base-TX/1000Base-T) Ethernet Physical Layer Transceiver, capable of transmitting and receiving data over standard CAT-5 unshielded twisted pair (UTP) cable. It supports data transfer at speeds of 10/100/1000 Mbps and features the Reduced Gigabit Media Independent Interface (RGMII) for direct connection to RGMII MACs in Gigabit Ethernet processors and switches.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Microchip Technology |
| Part Number | KSZ9031RNXIA |
| Package Style | 48-QFN (7x7 mm) |
| Mounting Method | Surface Mount |
| Supply Voltage | 1.8V, 2.5V, 3.3V |
| Operating Temperature | -40°C to 85°C |
| Interface Type | RGMII |
| Data Rate | 10/100/1000 Mbps |
| Lead Free Status / RoHS Status | Lead Free / RoHS Compliant |
| Moisture Sensitivity Level (MSL) | 3 (168 hours) |
| Package Height | 0.85 mm (max) |
Key Features
- Fully integrated triple-speed Ethernet Physical Layer Transceiver supporting 10Base-T, 100Base-TX, and 1000Base-T operations.
- Reduced Gigabit Media Independent Interface (RGMII) for direct connection to RGMII MACs in Gigabit Ethernet processors and switches.
- On-chip termination resistors for the four differential pairs, reducing board cost and simplifying board layout.
- Integrated LDO controller to drive a low-cost MOSFET for 1.2V core supply.
- Automatic detection and correction for differential pair misplacements, polarity reversals, propagation delays, and re-sync timing between the four differential pairs.
- Compact 48-QFN package measuring 7 mm x 7 mm with a seated height of 1 mm, optimized for space-constrained applications.
- RoHS compliant and lead-free, adhering to current environmental and health standards.
Applications
- Telecommunications: Integral in networking equipment such as routers, switches, and modems, particularly suited for backbone infrastructure and data center operations.
- Industrial Automation: Potential use in communication networks controlling machinery, sensors, and actuators due to its high speed and robust temperature range.
- Consumer Electronics: Suitable for devices requiring reliable, high-speed internet connectivity, such as smart TVs, gaming consoles, and home networking equipment.
- Aerospace and Defense: Potential candidate for communication systems requiring reliability under extreme conditions, though specific compliance would need verification.
- Automotive: Could be used in automotive systems for diagnostics, infotainment, or vehicle-to-everything (V2X) communications, pending verification of specific automotive standards like AEC-Q100).
Q & A
- What is the KSZ9031RNXIA used for?
The KSZ9031RNXIA is a triple-speed Ethernet Physical Layer Transceiver used for high-speed data communication over standard CAT-5 unshielded twisted pair (UTP) cable.
- What are the supported data rates of the KSZ9031RNXIA?
The KSZ9031RNXIA supports data rates of 10/100/1000 Mbps.
- What interface does the KSZ9031RNXIA use?
The KSZ9031RNXIA uses the Reduced Gigabit Media Independent Interface (RGMII).
- What is the operating temperature range of the KSZ9031RNXIA?
The operating temperature range is -40°C to 85°C.
- Is the KSZ9031RNXIA RoHS compliant?
- What is the package style of the KSZ9031RNXIA?
The package style is a 48-QFN (7x7 mm)).
- What are some potential applications of the KSZ9031RNXIA?
Potential applications include telecommunications, industrial automation, consumer electronics, aerospace and defense, and automotive systems).
- Does the KSZ9031RNXIA have on-chip termination resistors?
- What supply voltages does the KSZ9031RNXIA support?
- Is the KSZ9031RNXIA suitable for space-constrained applications?
