Overview
The DP83848QSQX/NOPB, produced by Texas Instruments, is an Automotive Grade 2, extended-temperature, single-port 10/100-Mbps Ethernet Physical Layer Transceiver. This device is part of the PHYTER™ family and is designed to operate in harsh environments, making it suitable for applications such as automotive, transportation, and industrial control systems. It features enhanced ESD protection, low power consumption, and the flexibility of either MII or RMII interfaces for maximum compatibility with various Microprocessors (MPUs).
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 3.0 | 3.3 | 3.6 | V |
| Ambient Temperature (TA) | -40 | - | 105 | °C |
| Power Dissipation (PD) | - | 267 | - | mW |
| Input High Voltage (VIH) | 2.0 | - | - | V |
| Input Low Voltage (VIL) | - | - | 0.8 | V |
| Output Low Voltage (VOL) | - | - | 0.4 | V |
| Output High Voltage (VOH) | - | - | - | V |
| ESD Protection (HBM) | - | - | ±4000 | V |
Key Features
- AEC-Q100 Grade 2 qualification for automotive applications
- IEEE 802.3u compliance for 10BASE-T and 100BASE-TX transceivers and filters
- Extended temperature range from -40°C to 105°C
- Low power consumption (< 270 mW typical)
- Integrated ANSI X3.263 compliant TP-PMD with adaptive equalization and baseline wander compensation
- Auto-MDIX for 10/100 Mb/s
- Energy detection mode
- Error-free operation up to 150 meters
- 25-MHz clock out
- Programmable LED support for link and activity
- RMII Rev. 1.2 interface (configurable)
- MII serial management interface (MDC and MDIO)
- 10/100-Mb/s packet BIST (Built-in Self Test)
Applications
- Automotive and transportation systems
- General embedded applications
- Industrial controls and factory automation
- Wireless remote base stations
Q & A
- What is the operating temperature range of the DP83848QSQX/NOPB?
The operating temperature range is from -40°C to 105°C.
- What are the supported interfaces for the DP83848QSQX/NOPB?
The device supports both MII and RMII interfaces, configurable via strapping options.
- What is the typical power consumption of the DP83848QSQX/NOPB?
The typical power consumption is less than 270 mW.
- Does the DP83848QSQX/NOPB support Auto-MDIX?
Yes, the device supports Auto-MDIX for 10/100 Mb/s.
- What is the maximum cable length for error-free operation?
The device supports error-free operation up to 150 meters.
- What is the clock frequency required for the DP83848QSQX/NOPB?
The device requires a 25 MHz clock source for MII mode and a 50 MHz clock source for RMII mode.
- Does the DP83848QSQX/NOPB have built-in self-test capabilities?
Yes, the device includes 10/100-Mb/s packet BIST (Built-in Self Test).
- What is the package type and size of the DP83848QSQX/NOPB?
The device is packaged in a 40-pin WQFN package with a body size of 6.00 mm × 6.00 mm.
- What are the ESD protection ratings for the DP83848QSQX/NOPB?
The device has an ESD protection rating of ±4000 V according to the Human Body Model (HBM).
- Is the DP83848QSQX/NOPB suitable for industrial applications?
Yes, the device is suitable for industrial control and factory automation applications due to its extended temperature range and robust features.
