KSZ8081RNBIA-TR
| Part Number | KSZ8081RNBIA-TR |
|---|---|
| Manufacturer | Microchip Technology Inc. |
| Category | Integrated Circuits (ICs) > Interface > Ethernet Transceivers |
| Description | 10/100 Mbps Ethernet Physical Layer Transceiver, RMII, 3.3V, -40 to 105°C, QFN-24 |
Product Overview
The KSZ8081RNBIA-TR is a highly-integrated 10/100 Mbps Ethernet physical layer (PHY) transceiver from Microchip Technology, designed for industrial, automotive, and embedded networking applications. Supporting the Reduced Media Independent Interface (RMII), this device simplifies PCB layout and reduces pin count for processor connections. It features advanced cable diagnostics, energy-efficient Ethernet (EEE), and robust EMC/ESD performance for reliable operation in harsh environments. With a wide operating temperature range and low power consumption, the KSZ8081RNBIA-TR is ideal for space-constrained, high-reliability Ethernet-connected systems.
Key Specifications
| Parameter | Value |
|---|---|
| RoHS | Compliant (RoHS 2/3 Compliant, Lead-Free) |
| EDA/CAD Models | Available (Gerber, STEP, IDF, Symbol, Footprint) |
| Warranty | 3 Years Standard Warranty |
| Brand | Microchip Technology |
| Data Rate | 10 Mbps / 100 Mbps |
| Interface | RMII (Reduced Media Independent Interface) |
| Supply Voltage | 3.3V |
| Operating Temperature | -40°C to +105°C (Industrial Grade) |
| Package Type | QFN-24 (4x4mm) |
| Key Features | Auto-Negotiation, Cable Diagnostics, EEE, Loopback Mode |
| Protection | High ESD/EMC Immunity |
Typical Applications
- Industrial Ethernet & Automation Systems
- Embedded Networking & IoT Gateways
- Factory Automation & PLC Modules
- Automotive Infotainment & Connectivity
- IP Cameras & Security Devices
- Home Automation & Smart Appliances
- Single-Board Computers & MCU Ethernet
- High-Temperature Industrial Controls
Technical Support
For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.

