Overview
The DP83822IFRHBR, produced by Texas Instruments, is an ultra-robust, low-power single-port 10/100 Mbps Ethernet PHY designed for harsh industrial environments. This device provides all physical layer functions necessary for transmitting and receiving data over standard twisted-pair cables or connecting to an external fiber optic transceiver. It offers flexibility in connecting to a MAC through standard MII, RMII, or RGMII interfaces. The DP83822IFRHBR is notable for its integrated cable diagnostic tools, built-in self-test, and loopback capabilities, making it a reliable choice for various industrial applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | VQFN (RHB) | - |
| Pins | 32 | - |
| Operating Temperature Range | -40 to 85 | °C |
| Package Size | 5.00 mm × 5.00 mm | - |
| Supply Voltage (I/O) | 1.8V, 2.5V, 3.3V | V |
| Power Consumption (1.8V AVD) | < 120 mW | mW |
| Power Consumption (3.3V AVD) | < 220 mW | mW |
| ESD Protection | IEC 61000-4-2: +/- 8KV contact discharge | - |
| EFT Protection | IEC 61000-4-4: Class A at 4KV | - |
| Conducted Emissions | CISPR 22: Class B | - |
| Radiated Emissions | CISPR 22: Class B | - |
Key Features
- Ultra-robust 10/100 Mbps Ethernet PHY
- Support for MII, RMII, and RGMII MAC interfaces
- IEEE 802.3u compliant: 100BASE-FX, 100BASE-TX, and 10BASE-Te
- Flexible supply options with low power single supply modes
- Energy Efficient Ethernet (EEE) IEEE 802.3az and Wake-on-LAN (WoL) support
- Programmable energy savings modes
- Start of frame detect for IEEE 1588 time stamp
- Diagnostic tools: Cable diagnostics, Built-in Self-Test (BIST), loopback, and rapid link-down detection
- Auto-crossover in force modes and Auto-MDIX support
Applications
- Motor drives
- Factory automation, robotics, and motion control
- Grid infrastructure
- Building automation
- Industrial Ethernet fieldbus
- Real-time industrial Ethernet applications such as ProfiNET®
Q & A
- What is the operating temperature range of the DP83822IFRHBR?
The operating temperature range is -40°C to 85°C.
- What are the available supply voltage options for the DP83822IFRHBR?
The device supports 1.8V, 2.5V, and 3.3V supply voltage options.
- What are the key MAC interfaces supported by the DP83822IFRHBR?
The device supports MII, RMII, and RGMII MAC interfaces.
- Does the DP83822IFRHBR support Energy Efficient Ethernet (EEE)?
- What diagnostic tools are integrated into the DP83822IFRHBR?
The device includes cable diagnostics, Built-in Self-Test (BIST), loopback, and rapid link-down detection).
- Is the DP83822IFRHBR compliant with any specific Ethernet standards?
- What is the package type and size of the DP83822IFRHBR?
The package type is VQFN (RHB) with a size of 5.00 mm × 5.00 mm).
- Does the DP83822IFRHBR support Wake-on-LAN (WoL)?
- What are some of the key applications for the DP83822IFRHBR?
- Is the DP83822IFRHBR ESD protected?
