National Semiconductor DP83848C Ethernet PHY Datasheet

The DP83848C PHYTER® is a single-port 10/100 Mb/s Ethernet Physical Layer Transceiver with low power consumption and several intelligent power down states. It is suitable for a variety of applications, including high-end peripheral devices, industrial controls and factory automation.


National Semiconductor DP83848C Ethernet PHY Datasheet - cover page
Brand
National Semiconductor
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
84
File format
PDF
File size
3 MB
Published
09 May, 2012
Updated
01 October, 2023
MD5 checksum
B18B2F26B047CF062DD318CDE42F2FE5

About this manual

The DP83848C PHYTER® is a robust, fully‑featured 10/100 Mbps Ethernet physical layer device. It offers low power consumption with several intelligent power‑down states and includes a 25 MHz clock output, allowing designs with minimal external components. The device interfaces to twisted‑pair media via an external transformer and supports MII, RMII, and SNI interfaces, ensuring flexibility for a wide range of applications.

Typical applications include high‑end peripheral devices, industrial controls, factory automation, and general embedded systems. The transceiver is offered in a compact 48‑pin LQFP package (7 mm × 7 mm) to save board space while providing features such as Auto‑MDIX, programmable LEDs, and built‑in self‑test capabilities.

What's inside

  • General Description
  • Features
  • Pin Descriptions
  • Functional Description
  • Design Guidelines
  • Electrical Specifications
  • Physical Dimensions
  • Register Block
  • Pin Layout
  • List of Figures

Specifications

Clock Output25 MHz
Power Consumption< 270 mW typical
TechnologyLow‑power 3.3 V, 0.1814 µm CMOS
Package48‑pin LQFP (7 mm × 7 mm)
Supported InterfacesMII, RMII, SNI, Auto‑MDIX

Frequently asked questions

What is the clock output frequency of the DP83848C?

The DP83848C provides a 25 MHz clock output.

What package type does the DP83848C use?

It is supplied in a 48‑pin LQFP package measuring 7 mm × 7 mm.

What power consumption does the DP83848C have?

Typical power consumption is less than 270 mW.

Which Ethernet interfaces are supported by the DP83848C?

The device supports MII, RMII, and SNI interfaces, as well as Auto‑MDIX.

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