Overview
The DP83848CVVX/NOPB, produced by Texas Instruments, is a highly reliable and feature-rich Ethernet Physical Layer Transceiver. This device is part of the PHYTER™ family and is designed to meet the increasing demand for Ethernet connectivity in harsh environments. It offers extended temperature performance, making it suitable for applications ranging from commercial to extreme temperatures.
The DP83848CVVX/NOPB is ideal for use in wireless remote base stations, automotive/transportation systems, and industrial control applications. It provides enhanced ESD protection and flexibility in interface selection, including MII or RMII, to accommodate various MPU requirements.
Key Specifications
| Specification | Value |
|---|---|
| Package | LQFP (PT), 48 pins |
| Operating Temperature Range | 0°C to 70°C (Commercial), -40°C to 105°C (Extended) |
| Power Consumption | < 270 mW Typical |
| CMOS Technology | Low-Power 3.3-V, 0.18-µm |
| MAC Interface | 3.3-V |
| Clock Output | 25-MHz |
| Interfaces | MII, RMII Rev. 1.2, SNI (Configurable), MII Serial Management Interface (MDC and MDIO) |
| Compliance | IEEE 802.3 MII, IEEE 802.3 Auto-Negotiation and Parallel Detection, IEEE 1149.1 JTAG |
| Error-Free Operation | Up to 150 Meters |
Key Features
- Multiple Temperature Range from -40°C to 105°C (depending on the variant)
- Low-Power Consumption (< 270 mW Typical)
- Auto-MDIX for 10/100 Mb/s
- Energy Detection Mode
- SNI Interface (Configurable)
- RMII Rev. 1.2 Interface (Configurable)
- MII Serial Management Interface (MDC and MDIO)
- IEEE 802.3 ENDEC, 10BASE-T Transceivers and Filters
- IEEE 802.3 PCS, 100BASE-TX Transceivers and Filters
- 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
- Wireless Remote Base Stations
- Automotive/Transportation Systems
- Industrial Control and Factory Automation
- General Embedded Applications
Q & A
- What is the operating temperature range of the DP83848CVVX/NOPB?
The operating temperature range is from 0°C to 70°C for the commercial variant, and up to -40°C to 105°C for extended temperature variants.
- What interfaces does the DP83848CVVX/NOPB support?
The device supports MII, RMII Rev. 1.2, SNI (Configurable), and MII Serial Management Interface (MDC and MDIO).
- What is the power consumption of the DP83848CVVX/NOPB?
The typical power consumption is less than 270 mW.
- Does the DP83848CVVX/NOPB support auto-negotiation?
Yes, it supports IEEE 802.3 Auto-Negotiation and Parallel Detection.
- What is the maximum error-free operation distance for the DP83848CVVX/NOPB?
The device supports error-free operation up to 150 meters.
- Is the DP83848CVVX/NOPB compliant with IEEE standards?
Yes, it is compliant with IEEE 802.3 MII, IEEE 802.3 Auto-Negotiation, and IEEE 1149.1 JTAG.
- What kind of ESD protection does the DP83848CVVX/NOPB offer?
The device offers enhanced ESD protection.
- Can the DP83848CVVX/NOPB be used in harsh environments?
Yes, it is designed for use in harsh environments such as automotive, transportation, and industrial control applications.
- What is the clock output frequency of the DP83848CVVX/NOPB?
The clock output frequency is 25 MHz.
- Does the DP83848CVVX/NOPB support programmable LEDs?
Yes, it supports programmable LED indicators for link, 10/100 Mb/s mode, activity, duplex, and collision detect.
- What is the package type and pin count of the DP83848CVVX/NOPB?
The device comes in a 48-pin LQFP (PT) package.
