Overview
The DP83849CVS/NOPB is a commercial temperature, dual-port 10/100-Mbps Ethernet Physical Layer (PHY) transceiver produced by Texas Instruments. This device is designed to meet the expanding demands for Ethernet connectivity in various applications, including industrial networking and wireless remote base stations. It features two fully independent 10/100 ports, providing redundancy and system management capabilities. The DP83849CVS/NOPB is built on low-power 3.3V, 0.18μm CMOS technology, ensuring low power consumption and optimized latency for real-time Ethernet operations.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 80-pin TQFP (PFC) |
| Operating Temperature Range (°C) | 0 to 70 |
| Data Rate | 10/100 Mbps |
| Max Power Dissipation | 594 mW |
| Max Supply Current | 180 mA |
| Max Supply Voltage | 3.3V |
| Interface | MII, RMII Rev. 1.2, SNI (configurable) |
| Cable Diagnostic | TDR based Cable Diagnostic and Cable Length Detection |
Key Features
- Low-power 3.3V, 0.18μm CMOS technology
- Low power consumption (<600mW Typical)
- 3.3V MAC Interface
- Auto-MDIX for 10/100 Mb/s
- Energy Detection Mode
- Flexible MII Port Assignment
- Dynamic Integrity Utility
- Dynamic Link Quality Monitoring
- TDR based Cable Diagnostic and Cable Length Detection
- Optimized Latency for Real Time Ethernet Operation
- Reference Clock out
- RMII Rev. 1.2 Interface (configurable)
- SNI Interface (configurable)
- MII Serial Management Interface (MDC and MDIO)
- IEEE 802.3u MII, Auto-Negotiation, and Parallel Detection
- Integrated ANSI X3.263 compliant TP-PMD physical sub-layer with adaptive equalization and Baseline Wander compensation
- 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)
Applications
The DP83849CVS/NOPB is suited for a variety of applications that require dual-port Ethernet connectivity, including:
- Industrial networking
- Wireless remote base stations
- System management and redundancy in networked systems
- Factory floor Ethernet implementations
- Media conversion and range extension
- Hardware-based failover and port monitoring
Q & A
- What is the operating temperature range of the DP83849CVS/NOPB?
The operating temperature range is 0 to 70°C.
- What are the supported interfaces for the DP83849CVS/NOPB?
The device supports MII, RMII Rev. 1.2, and SNI interfaces (configurable).
- What is the typical power consumption of the DP83849CVS/NOPB?
The typical power consumption is less than 600mW.
- Does the DP83849CVS/NOPB support cable diagnostics?
- What are the key features of the DP83849CVS/NOPB's PHY status monitoring?
The device offers single register access for complete PHY status and programmable LED support for various indicators.
- Is the DP83849CVS/NOPB suitable for industrial applications?
- What is the data rate supported by the DP83849CVS/NOPB?
The device supports data rates of 10/100 Mbps.
- Does the DP83849CVS/NOPB have built-in self-test capabilities?
- What is the package type and pin count of the DP83849CVS/NOPB?
The device comes in an 80-pin TQFP (PFC) package.
- How does the DP83849CVS/NOPB support real-time Ethernet operations?
