Overview
The DP83822HFRHBR is a robust, low-power 10/100 Mbps Ethernet Physical Layer (PHY) transceiver designed by Texas Instruments. This device is tailored for harsh industrial environments and offers a comprehensive set of features to ensure reliable and efficient data transmission. It supports standard twisted-pair cables and can connect to an external fiber optic transceiver, making it versatile for various networking applications. The DP83822HFRHBR is part of the DP83822 family, known for its ultra-robust design, low power consumption, and advanced diagnostic tools.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Data Rate | 10/100 Mbps | Mbps |
| Interface Type | MII, RMII, RGMII | |
| Number of Ports | Single | |
| Supply Voltage | 1.8 V, 2.5 V, 3.3 V | V |
| I/O Supply Voltage | 1.8 V, 2.5 V, 3.3 V | V |
| Operating Temperature Range | -40°C to 125°C | °C |
| Package Type | 32-pin VQFN | |
| ESD Protection | 8 kV contact discharge | kV |
| Cable Length | Up to 150 m | m |
Key Features
- Ultra-robust design with 8 kV ESD contact discharge protection and IEC 61000-4-4 EFT Class A at 4 kV.
- Low power consumption with Energy Efficient Ethernet (EEE), Wake-on-LAN (WoL), and other programmable energy savings modes.
- Support for 10BASE-Te, 100BASE-TX, and 100BASE-FX Ethernet standards.
- Interfaces with Media Access Controller through MII, RMII, and RGMII.
- Integrated cable diagnostic tools, built-in self-test, and loopback capabilities.
- Auto-MDIX in forced modes and fast link-down detection for multiple industrial fieldbuses.
- Single supply operation with adaptable power supply configurations.
- Compliance with IEEE 802.3az energy efficiency standards.
- Wake-on-LAN functionality for efficient transitions from low-power states.
- Compact 32-pin VQFN package with efficient heat dissipation.
Applications
The DP83822HFRHBR is suitable for a wide range of applications, particularly in harsh industrial environments. It is ideal for:
- Industrial automation and control systems.
- Motor control systems requiring precise and reliable communication.
- Networking applications in manufacturing facilities and outdoor deployments.
- Automated systems that demand low latency and rapid data exchanges.
- Embedded systems where space and power efficiency are critical.
Q & A
- What is the data rate supported by the DP83822HFRHBR?
The DP83822HFRHBR supports data rates of 10/100 Mbps.
- What interfaces does the DP83822HFRHBR support?
The DP83822HFRHBR supports MII, RMII, and RGMII interfaces.
- What is the operating temperature range of the DP83822HFRHBR?
The operating temperature range is -40°C to 125°C.
- What is the package type of the DP83822HFRHBR?
The package type is a 32-pin VQFN.
- Does the DP83822HFRHBR have ESD protection?
Yes, it has 8 kV ESD contact discharge protection.
- What are the power supply options for the DP83822HFRHBR?
The device supports 1.8 V, 2.5 V, and 3.3 V power supply options.
- Does the DP83822HFRHBR support Wake-on-LAN?
Yes, it supports Wake-on-LAN functionality.
- What diagnostic tools are integrated into the DP83822HFRHBR?
The device includes integrated cable diagnostic tools, built-in self-test, and loopback capabilities.
- Is the DP83822HFRHBR compliant with energy efficiency standards?
Yes, it is compliant with IEEE 802.3az energy efficiency standards.
- What are the typical applications of the DP83822HFRHBR?
It is typically used in industrial automation, motor control systems, and other networking applications in harsh environments.
