Overview
The DP83848VYB/NOPB is a highly reliable and feature-rich 10/100-Mbps Ethernet PHY transceiver produced by Texas Instruments. This device is part of the PHYTER™ family and is designed to meet the challenges of Ethernet connectivity in harsh environments. It operates over an extended temperature range from -40°C to 105°C, making it suitable for applications in automotive, transportation, industrial control, and wireless remote base stations. The DP83848VYB/NOPB offers enhanced ESD protection and supports multiple interface configurations, including MII, RMII, and SNI, providing maximum flexibility in MPU selection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | LQFP (PT) | - |
| Pins | 48 | - |
| Operating Temperature Range | -40 to 105 | °C |
| Supply Voltage (VCC) | 3.3 V ± 0.3 | V |
| Power Dissipation (PD) | < 270 | mW |
| Maximum Die Temperature | 121.5 | °C |
| Lead Temperature (TL) (Soldering, 10 sec.) | 260 | °C |
| Storage Temperature, Tstg | -65 to 150 | °C |
| ESD Ratings (HBM) | ±4000 | V |
| ESD Ratings (CDM) | ±1000 | V |
Key Features
- Low-Power 3.3-V, 0.18-µm CMOS Technology
- Low-Power Consumption < 270 mW Typical
- 3.3-V MAC Interface
- Auto-MDIX for 10/100 Mb/s
- Energy Detection Mode
- 25-MHz Clock Output
- SNI Interface (Configurable)
- RMII Rev. 1.2 Interface (Configurable)
- MII Serial Management Interface (MDC and MDIO)
- IEEE 802.3 MII, Auto-Negotiation, and Parallel Detection
- IEEE 802.3 ENDEC, 10BASE-T Transceivers and Filters
- IEEE 802.3 PCS, 100BASE-TX Transceivers and Filters
- IEEE 1149.1 JTAG
- Integrated ANSI X3.263 Compliant TP-PMD Physical Sub-Layer with Adaptive Equalization and Baseline Wander Compensation
- Error-Free Operation up to 150 Meters
- 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
- Automotive/Transportation
- General Embedded Applications
- Industrial Controls and Factory Automation
- Wireless Remote Base Stations
Q & A
- What is the operating temperature range of the DP83848VYB/NOPB?
The operating temperature range is from -40°C to 105°C.
- What types of interfaces does the DP83848VYB/NOPB support?
The device supports MII, RMII, and SNI interfaces.
- What is the typical power consumption of the DP83848VYB/NOPB?
The typical power consumption is less than 270 mW.
- Does the DP83848VYB/NOPB support JTAG?
- What is the maximum distance for error-free operation of the DP83848VYB/NOPB?
Error-free operation is supported up to 150 meters.
- What are the ESD ratings for the DP83848VYB/NOPB?
The ESD ratings are ±4000 V (HBM) and ±1000 V (CDM).
- What is the package type and pin count of the DP83848VYB/NOPB?
The package type is LQFP (PT) with 48 pins.
- Does the DP83848VYB/NOPB support Auto-MDIX?
- What is the clock output frequency in MII and RMII modes?
In MII mode, the clock output is 25 MHz, and in RMII mode, it is 50 MHz.
- What kind of LED support does the DP83848VYB/NOPB offer?
The device offers programmable LED support for link, 10/100 Mb/s mode, activity, duplex, and collision detect.
