Overview
The DP83825IRMQR is an ultra-small form factor, low-power 10/100-Mbps Ethernet Physical Layer (PHY) transceiver manufactured by Texas Instruments. This device is designed to support 10BASE-Te and 100BASE-TX Ethernet protocols, making it suitable for a variety of networking applications. It features a compact 3-mm by 3-mm QFN package with 24 pins, ensuring minimal space usage while providing high-performance Ethernet connectivity. The DP83825IRMQR is notable for its very low power consumption, advanced power management modes, and integrated diagnostic tools, which enhance its reliability and efficiency in industrial and embedded systems.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Datarate (Mbps) | 10/100 | Interface type | RMII (Master and Slave Mode) |
| Number of ports | Single | Rating | Catalog |
| Features | Cable diagnostics, EEE, Low power, Single supply, WoL | Supply voltage (V) | 3.3 |
| I/O supply voltage (typ) (V) | 1.8, 3.3 | Operating temperature range (°C) | -40 to 85 |
| Number of LEDs | 2 | Package | WQFN (RMQ) 24 pins |
| Package size | 3 mm × 3 mm | Cable reach | Up to 150 meters |
| Power consumption | < 127 mW | Compliance | IEEE 802.3 100BASE-TX and 10BASE-Te specification |
Key Features
The DP83825IRMQR boasts several key features that make it an ideal choice for various applications:
- Ultra Small Form Factor: The device comes in a 3-mm by 3-mm QFN package with 24 pins, making it highly compact and suitable for space-constrained designs.
- Low Power Consumption: It consumes less than 127 mW of power, which is beneficial for energy-efficient designs.
- Integrated MDI and MAC Termination Resistors: This integration simplifies the design and reduces the number of external components required.
- Programmable Energy Saving Modes: Features such as active sleep, deep power-down, and Energy Efficient Ethernet (EEE) help in reducing power consumption.
- Wake-on-LAN (WoL): Allows the device to wake up from a low-power state upon receiving a specific network packet.
- Advanced Diagnostics: Includes cable diagnostics, built-in self-test (BIST), and loopback modes for ease of development and debug.
- RMII Interface: Supports Reduced MII (RMII) interface in both master and slave modes, providing flexible connectivity options.[
- Single 3.3V Power Supply: Simplifies the power supply design with a single voltage supply.[
Applications
The DP83825IRMQR is versatile and can be used in a variety of applications, including:
- Industrial Automation: Its robust design and high reliability make it suitable for demanding industrial environments.[
- Embedded Systems: The low power consumption and compact size make it ideal for embedded applications where space and power are critical.[
- Automotive Infotainment Systems: Supports high-speed Ethernet connectivity required in modern automotive systems.[
- IP Cameras: Provides reliable and efficient Ethernet connectivity for IP camera applications.[
- Other Networking Applications: Suitable for any application requiring high-speed, low-power Ethernet connectivity.[
Q & A
- What is the package type and size of the DP83825IRMQR?
The DP83825IRMQR comes in a WQFN (RMQ) package with a size of 3 mm × 3 mm and 24 pins.
- What are the supported Ethernet protocols by the DP83825IRMQR?
The device supports 10BASE-Te and 100BASE-TX Ethernet protocols.[
- What is the maximum cable reach supported by the DP83825IRMQR?
The device supports a cable reach of up to 150 meters over CAT5e cable.[
- What are the power management features of the DP83825IRMQR?
The device features programmable energy saving modes including active sleep, deep power-down, and Energy Efficient Ethernet (EEE).[
- Does the DP83825IRMQR support Wake-on-LAN (WoL)?
Yes, the device supports Wake-on-LAN (WoL) to wake up from a low-power state upon receiving a specific network packet.[
- What diagnostic tools are available on the DP83825IRMQR?
The device includes cable diagnostics, built-in self-test (BIST), and loopback modes for ease of development and debug.[
- What is the operating temperature range of the DP83825IRMQR?
The operating temperature range is from -40°C to 85°C.[
- Does the DP83825IRMQR support RMII interface?
Yes, it supports Reduced MII (RMII) interface in both master and slave modes.[
- What is the typical power consumption of the DP83825IRMQR?
The device consumes less than 127 mW of power.[
- Is the DP83825IRMQR compliant with any specific Ethernet standards?
Yes, it is compliant with IEEE 802.3 100BASE-TX and 10BASE-Te specifications.[
