Overview
The DP83630 Precision PHYTER device, manufactured by Texas Instruments, is a high-precision IEEE 1588 Precision Time Protocol (PTP) Ethernet PHY transceiver. This device is designed to deliver the highest level of precision clock synchronization for real-time industrial connectivity. It features deterministic, low latency and supports a wide range of functionalities, including packet time stamps, integrated low jitter clock generation, and synchronized event triggering through GPIO. The DP83630 is particularly useful in applications requiring precise time synchronization and robust diagnostic capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | WQFN (RHS) 48 pins |
| Operating Temperature Range (°C) | -40 to 85 |
| Data Rate | 10/100 Mbps |
| Interface | MII, RMII Rev. 1.2 |
| JTAG 1149.1 | Yes |
| Cable Length (m) | Up to 150 meters CAT5 cable |
| Supply Voltage (V) | 3.3 V (with 2.5 V and 3.3 V I/Os and MAC Interface) |
| ESD Protection | 8 kV Human Body Model |
| Package Size (mm) | 7 x 7 |
Key Features
- IEEE 1588 V1 and V2 supported for precision time protocol
- UDP/IPv4, UDP/IPv6, and Layer2 Ethernet packets supported
- IEEE 1588 clock synchronization and synchronized low jitter clock generation
- Timestamp resolution of 8 ns and sub 10 ns synchronization to master reference
- 12 IEEE 1588 GPIOs for trigger or capture
- Deterministic, low transmit and receive latency
- Dynamic link quality monitoring and TDR based cable diagnostic and cable length detection
- 10/100 Mb/s packet BIST (Built in Self Test)
- Auto-MDIX for 10/100 Mbps and auto-crossover in forced modes of operation
- Programmable LED support for link, 10/100 Mb/s mode, duplex, activity, and collision detect
- Optional 100BASE-TX fast link-loss detection
- Industrial temperature range and RoHS compliant
Applications
The DP83630 is suitable for a variety of applications that require precise time synchronization and robust network connectivity. These include:
- Real-time industrial control systems
- Industrial automation
- Smart grid and power distribution systems
- Telecommunication networks requiring precise timing
- Fiber optic networks supporting IEEE 802.3u 100BASE-FX
Q & A
- What is the primary function of the DP83630?
The DP83630 is an IEEE 1588 Precision Time Protocol (PTP) Ethernet PHY transceiver, designed for precise clock synchronization in real-time industrial connectivity applications.
- What are the supported IEEE 1588 versions?
The DP83630 supports both IEEE 1588 V1 and V2.
- What is the operating temperature range of the DP83630?
The operating temperature range is -40°C to 85°C.
- What interfaces does the DP83630 support?
The DP83630 supports MII and RMII Rev. 1.2 interfaces.
- What is the maximum cable length supported by the DP83630?
The device supports up to 150 meters of CAT5 cable.
- Does the DP83630 have built-in diagnostic features?
Yes, it includes dynamic link quality monitoring and TDR based cable diagnostic and cable length detection.
- What is the timestamp resolution of the DP83630?
The timestamp resolution is 8 ns.
- Can the DP83630 operate with different supply voltages?
Yes, it supports 2.5 V and 3.3 V I/Os and MAC Interface.
- Is the DP83630 RoHS compliant?
Yes, the DP83630 is RoHS compliant.
- What kind of ESD protection does the DP83630 offer?
The device offers 8 kV Human Body Model ESD protection.
- Can the DP83630 be used in fiber optic networks?
Yes, it supports IEEE 802.3u 100BASE-FX fiber interface.
