Overview
The DP83849IFVS/NOPB is a dual-port 10/100-Mbps Ethernet PHY transceiver produced by Texas Instruments. This device is designed to meet the increasing demand for Ethernet connectivity in various applications, particularly in industrial settings. It features two fully independent 10/100 ports, making it suitable for multi-port applications, redundancy, and system management. The DP83849IF is highly reliable and feature-rich, enabling Ethernet on the factory floor with support for both copper and fiber media. It also includes advanced diagnostics tools for network operation and maintenance, such as TDR-based cable diagnostics and real-time link quality monitoring.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 80-pin TQFP (12mm x 12mm) |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage | 3.3V ~ 3.6V |
| Power Consumption | <600mW Typical |
| MAC Interface | 3.3V |
| Interface Support | MII, RMII Rev. 1.2, SNI (Configurable) |
| Media Support | Copper and Fiber (100BASE-FX) |
| Compliance | IEEE 802.3u, IEEE 1149.1 JTAG |
Key Features
- Low-Power 3.3V, 0.18µm CMOS Technology
- Low Power Consumption <600mW Typical
- Auto-MDIX for 10/100 Mb/s
- Energy Detection Mode
- Flexible MII Port Assignment
- Dynamic Integrity Utility and Dynamic Link Quality Monitoring
- TDR based Cable Diagnostic and Cable Length Detection
- Optimized Latency for Real Time Ethernet Operation
- Reference Clock Out
- Programmable LED Support for Link, 10/100 Mb/s Mode, Activity, Duplex and Collision Detect
- Single Register Access for Complete PHY Status
- 10/100 Mb/s Packet BIST (Built in Self Test)
- Integrated ANSI X3.263 Compliant TP-PMD Physical Sub-Layer with Adaptive Equalization and Baseline Wander Compensation
Applications
The DP83849IFVS/NOPB is particularly suited for industrial applications, including:
- Industrial networking on the factory floor
- Wireless remote base stations
- Multi-port applications requiring redundancy or system management
- Applications needing range extension, media conversion, hardware-based failover, and port monitoring
Q & A
- What is the DP83849IFVS/NOPB?
The DP83849IFVS/NOPB is a dual-port 10/100-Mbps Ethernet PHY transceiver produced by Texas Instruments.
- What are the key features of the DP83849IFVS/NOPB?
Key features include low-power consumption, auto-MDIX, energy detection mode, flexible MII port assignment, and advanced diagnostics tools.
- What interfaces does the DP83849IFVS/NOPB support?
The device supports MII, RMII Rev. 1.2, and SNI interfaces.
- What media types are supported by the DP83849IFVS/NOPB?
The device supports both copper and fiber media, including 100BASE-FX fiber interface.
- What is the operating temperature range of the DP83849IFVS/NOPB?
The operating temperature range is -40°C to 85°C.
- What are the power consumption and supply voltage of the DP83849IFVS/NOPB?
The power consumption is less than 600mW typical, and the supply voltage is 3.3V ~ 3.6V.
- What advanced diagnostics tools does the DP83849IFVS/NOPB offer?
The device includes TDR-based cable diagnostics, real-time link quality monitoring, and dynamic link quality monitoring.
- What are some common applications for the DP83849IFVS/NOPB?
Common applications include industrial networking, wireless remote base stations, and multi-port applications requiring redundancy or system management.
- Does the DP83849IFVS/NOPB support IEEE standards?
Yes, it complies with IEEE 802.3u and IEEE 1149.1 JTAG standards.
- What is the package type and pin count of the DP83849IFVS/NOPB?
The device comes in an 80-pin TQFP package (12mm x 12mm).
