Overview
The DP83822HRHBR is a highly integrated, low-power, single-port 10/100 Ethernet Physical Layer Transceiver (PHY) designed by Texas Instruments. This device is optimized for Ethernet-enabled applications, offering advanced power management features, high-performance line drivers and receivers, and robust clock generation. It supports both 10BASE-T and 100BASE-TX Ethernet standards, making it versatile for various network environments.
Key Specifications
| Category | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | DP83822HRHBR |
| Package | 32-VFQFN Exposed Pad |
| Interface | MII, RMII, RGMII |
| Voltage - Supply | 1.71 V ~ 3.45 V |
| Operating Temperature Range | -40°C to 125°C |
| Mounting Type | Surface Mount |
| ESD Protection | IEC 61000-4-2: +/- 8KV contact discharge |
| EMI Compliance | CISPR 22 conducted and radiated emissions: Class B |
Key Features
- Supports 10BASE-T and 100BASE-TX Ethernet standards
- Low power consumption with advanced power management features and Energy Efficient Ethernet (EEE) IEEE 802.3az
- Integrated analog front-end (AFE) with high-performance line drivers and receivers
- Automatic MDI/MDIX crossover detection and correction
- Intelligent cable diagnostics, built-in self-test (BIST), and loopback capabilities
- Robust clock generation with very low jitter
- Wake-on-LAN (WoL) support with magic packet detection
- Programmable energy savings modes
- Start of frame detect for IEEE 1588 time stamp
Applications
The DP83822HRHBR is ideal for a variety of applications, including:
- Industrial Ethernet networks requiring robust and reliable connections
- Automotive systems that demand extended temperature operation
- Portable devices where low power consumption is crucial for extended battery life
- Systems requiring fast link-up and low EMI
- Industrial fieldbuses with fast link-down detection
Q & A
- What is the DP83822HRHBR?
The DP83822HRHBR is a single-port 10/100 Ethernet Physical Layer Transceiver (PHY) designed by Texas Instruments. - What Ethernet standards does it support?
It supports both 10BASE-T and 100BASE-TX Ethernet standards. - What is the package type of the DP83822HRHBR?
The package type is 32-VFQFN Exposed Pad. - What are the operating voltage ranges for the DP83822HRHBR?
The operating voltage ranges from 1.71 V to 3.45 V. - What are the key interfaces supported by the DP83822HRHBR?
The device supports MII, RMII, and RGMII interfaces. - What are the temperature operating ranges for the DP83822HRHBR?
The operating temperature range is from -40°C to 125°C. - Does the DP83822HRHBR support energy-efficient features?
Yes, it supports Energy Efficient Ethernet (EEE) IEEE 802.3az and other programmable energy savings modes. - What diagnostic tools are available on the DP83822HRHBR?
The device includes intelligent cable diagnostics, built-in self-test (BIST), and loopback capabilities. - Is the DP83822HRHBR suitable for automotive applications?
Yes, it is suitable for automotive applications due to its extended temperature operation. - What is the ESD protection level of the DP83822HRHBR?
The device has IEC 61000-4-2 ESD protection: +/- 8KV contact discharge.
