Overview
The DP83867IRRGZT, produced by Texas Instruments, is a robust, low-power, fully featured Physical Layer transceiver designed to support 10BASE-Te, 100BASE-TX, and 1000BASE-T Ethernet protocols. This device is optimized for high immunity and low power consumption, making it suitable for a wide range of industrial and commercial applications. It interfaces directly to twisted pair media via an external transformer and supports various MAC interfaces including MII, GMII, and RGMII. The DP83867IRRGZT is available in both HTQFP and QFN packages, offering flexibility in design and implementation.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Operating Temperature Range | Industrial Grade | –40°C to +85°C |
| Package Type | HTQFP (64-pin), QFN (48-pin) | |
| Package Size | HTQFP: 12mm × 12mm, QFN: 7mm × 7mm | |
| Power Consumption | Full Operating Power | 490mW (PAP), 457mW (RGZ) |
| ESD Protection | IEC 61000-4-2 (direct contact) | Exceeds 8kV |
| MAC Interfaces | MII, GMII, RGMII | |
| Clock Output | 25MHz or 125MHz synchronized clock output | |
| Latency | RGMII latency: TX < 90ns, RX < 290ns |
Key Features
- Ultra-low RGMII latency: TX < 90ns, RX < 290ns
- Time Sensitive Network (TSN) compliant
- Low power consumption: 457mW (RGZ), 490mW (PAP)
- Exceeds 8kV IEC 61000-4-2 ESD protection
- Meets EN55011 class B emission standards
- 16 programmable RGMII delay modes on RX/TX
- Integrated MDI termination resistors
- Programmable MII/GMII/RGMII termination impedance
- Wake-on-LAN (WoL) packet detection
- 25MHz or 125MHz synchronized clock output
- Start of Frame Detect for IEEE 1588 time stamp
- RJ45 mirror mode
- Configurable I/O voltage (3.3V, 2.5V, 1.8V)
- Fast link drop mode
- JTAG support
Applications
- Motor drives
- Industrial factory automation
- Field Bus Support
- Industrial embedded computing
- Wired and wireless communications infrastructure
- Test and measurement
- Consumer electronics
Q & A
- What are the supported Ethernet protocols for the DP83867IRRGZT?
The DP83867IRRGZT supports 10BASE-Te, 100BASE-TX, and 1000BASE-T Ethernet protocols.
- What is the operating temperature range for the DP83867IRRGZT?
The operating temperature range is –40°C to +85°C for the industrial grade.
- What are the available package types for the DP83867IRRGZT?
The device is available in both HTQFP (64-pin) and QFN (48-pin) packages.
- What is the power consumption of the DP83867IRRGZT?
The power consumption is 490mW (PAP) and 457mW (RGZ) under full operating power.
- Does the DP83867IRRGZT support Wake-on-LAN?
- What is the ESD protection level of the DP83867IRRGZT?
The device exceeds 8kV IEC 61000-4-2 ESD protection.
- What MAC interfaces does the DP83867IRRGZT support?
The device supports MII, GMII, and RGMII MAC interfaces.
- What is the latency of the RGMII interface on the DP83867IRRGZT?
The RGMII latency is less than 90ns for transmit and less than 290ns for receive.
- Is the DP83867IRRGZT compliant with Time Sensitive Network (TSN) standards?
- What are some of the key applications for the DP83867IRRGZT?
