Overview
The DP83848YB-EVK is an evaluation kit designed for the DP83848YB Ethernet PHY transceiver, a product from Texas Instruments. This kit is tailored to help developers and engineers evaluate and implement the DP83848YB in various applications. The DP83848YB itself is an extended temperature, 10/100-Mbps Ethernet PHY transceiver with JTAG support, making it suitable for harsh environments such as wireless remote base stations, automotive/transportation, and industrial control applications.
Key Specifications
| Parameter | Description |
|---|---|
| Operating Temperature | –40°C to 105°C |
| Technology | Low-Power 3.3-V, 0.18-µm CMOS |
| Power Consumption | < 270 mW Typical |
| MAC Interface | 3.3-V |
| Auto-MDIX | For 10/100 Mb/s |
| Clock Output | 25-MHz |
| Interfaces | SNI (Configurable), RMII Rev. 1.2 (Configurable), MII Serial Management Interface (MDC and MDIO) |
| Standards Compliance | IEEE 802.3 MII, IEEE 802.3 Auto-Negotiation and Parallel Detection, IEEE 802.3 ENDEC, 10BASE-T Transceivers and Filters, IEEE 802.3 PCS, 100BASE-TX Transceivers and Filters |
| JTAG Support | IEEE 1149.1 JTAG |
| Physical Sub-Layer | Integrated ANSI X3.263 Compliant TP-PMD with Adaptive Equalization and Baseline Wander Compensation |
| Error-Free Operation | Up to 150 Meters |
| LED Support | Programmable for Link, 10/100 Mb/s Mode, Activity, Duplex and Collision Detect |
| Packaging | HLQFP (PTB) 48 pins |
Key Features
- Extended temperature range from –40°C to 105°C, making it suitable for harsh environments.
- Low-power consumption of less than 270 mW typical.
- 3.3-V MAC interface and support for Auto-MDIX for 10/100 Mb/s.
- Configurable SNI and RMII Rev. 1.2 interfaces for flexibility in MPU selection.
- MII Serial Management Interface (MDC and MDIO) for comprehensive management.
- Compliance with IEEE 802.3 standards for MII, Auto-Negotiation, and Parallel Detection.
- Integrated ANSI X3.263 Compliant TP-PMD Physical Sub-Layer with Adaptive Equalization and Baseline Wander Compensation.
- Error-free operation up to 150 meters.
- Programmable LED support for various network status indicators.
- Single register access for complete PHY status and 10/100 Mb/s Packet BIST (Built-in Self Test).
Applications
The DP83848YB is designed to meet the challenges of applications in harsh environments, including:
- Wireless remote base stations.
- Automotive and transportation systems.
- Industrial control applications.
Its robust design and extended temperature range make it an ideal choice for these and other demanding environments.
Q & A
- What is the operating temperature range of the DP83848YB?
The operating temperature range is from –40°C to 105°C.
- What is the typical power consumption of the DP83848YB?
The typical power consumption is less than 270 mW.
- What interfaces does the DP83848YB support?
The DP83848YB supports SNI (configurable), RMII Rev. 1.2 (configurable), and MII Serial Management Interface (MDC and MDIO).
- Is the DP83848YB compliant with IEEE 802.3 standards?
Yes, it is compliant with IEEE 802.3 standards for MII, Auto-Negotiation, and Parallel Detection.
- What is the maximum error-free operation distance of the DP83848YB?
The maximum error-free operation distance is up to 150 meters.
- Does the DP83848YB support programmable LEDs?
Yes, it supports programmable LEDs for link, 10/100 Mb/s mode, activity, duplex, and collision detect.
- What is the packaging type of the DP83848YB?
The packaging type is HLQFP (PTB) with 48 pins.
- Is the DP83848YB suitable for harsh environments?
Yes, it is designed to operate in harsh environments such as wireless remote base stations, automotive/transportation, and industrial control applications.
- Does the DP83848YB have built-in self-test capabilities?
Yes, it includes 10/100 Mb/s Packet BIST (Built-in Self Test).
- What evaluation kit is available for the DP83848YB?
The DP83848YB-EVK is an evaluation kit available for this device.
