Overview
The Texas Instruments DP83848KSQ/NOPB is a highly integrated 10/100 Mbps Ethernet PHY transceiver designed to meet the stringent requirements of space-sensitive applications in embedded systems. This device is built using low-power 3.3-V, 0.18-µm CMOS technology, ensuring high reliability and robust operation. The DP83848KSQ/NOPB offers superior performance beyond IEEE specifications, with features such as Auto-MDIX, energy detection mode, and integrated ANSI X3.263 compliant TP-PMD physical sub-layer with adaptive equalization and baseline wander compensation. It is ideal for various applications including industrial controls, building and factory automation, transportation, test equipment, and wireless base stations.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | WQFN (40-pin) |
| Package Size | 6.00 mm × 6.00 mm |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage | 3.3 V |
| Interface | MII, RMII Rev. 1.2 (configurable), MII Serial Management Interface (MDC and MDIO) |
| Speed | 10/100 Mbps |
| ESD Protection | Greater than 4 kV Human Body Model |
| Clock Output | 25-MHz (for DP83848H/M/T) |
Key Features
- Low-Power 3.3-V, 0.18-µm CMOS Technology
- Auto-MDIX for 10/100 Mb/s
- Energy Detection Mode
- 3.3-V MAC Interface
- RMII Rev. 1.2 Interface (configurable) and MII Interface
- MII Serial Management Interface (MDC and MDIO)
- IEEE 802.3 Auto-Negotiation and Parallel Detection
- Integrated ANSI X3.263 Compliant TP-PMD Physical Sub-Layer with Adaptive Equalization and Baseline Wander Compensation
- Error-Free Operation Beyond 137 Meters
- ESD Protection – Greater than 4 kV Human Body Model
- Configurable LED for Link and Activity (DP83848J/K)
- 25-MHz Clock Output (DP83848H/M/T)
- Single Register Access for Complete PHY Status
- 10/100 Mb/s Packet BIST (Built-in Self Test)
Applications
- Industrial Controls
- Building and Factory Automation
- Transportation
- Test Equipment
- Wireless Base Stations
- Peripheral Devices
- Mobile Devices
Q & A
- What is the primary function of the DP83848KSQ/NOPB?
The DP83848KSQ/NOPB is a 10/100 Mbps Ethernet PHY transceiver, designed for integrating Ethernet connectivity into various embedded systems.
- What is the package type and size of the DP83848KSQ/NOPB?
The device is packaged in a 40-pin WQFN package with dimensions of 6.00 mm × 6.00 mm.
- What are the supported interfaces by the DP83848KSQ/NOPB?
The device supports MII, RMII Rev. 1.2 (configurable), and MII Serial Management Interface (MDC and MDIO).
- What is the operating temperature range of the DP83848KSQ/NOPB?
The operating temperature range is from -40°C to 85°C.
- Does the DP83848KSQ/NOPB have built-in ESD protection?
Yes, it has ESD protection greater than 4 kV Human Body Model.
- What is the significance of Auto-MDIX in the DP83848KSQ/NOPB?
Auto-MDIX removes cabling complications by automatically configuring the transmit and receive pairs.
- What kind of clock output is available in some variants of the DP83848x series?
Some variants (DP83848H/M/T) include a 25-MHz clock output.
- What is the purpose of the integrated ANSI X3.263 compliant TP-PMD physical sub-layer?
This sub-layer provides adaptive equalization and baseline wander compensation, ensuring error-free operation beyond 137 meters.
- Can the DP83848KSQ/NOPB be used in industrial applications?
Yes, it is suitable for industrial controls, building and factory automation, and other industrial applications.
- Does the DP83848KSQ/NOPB support built-in self-test?
Yes, it includes 10/100 Mb/s Packet BIST (Built-in Self Test).
- How does the DP83848KSQ/NOPB manage power consumption?
The device is built using low-power 3.3-V, 0.18-µm CMOS technology to minimize power consumption.
