Overview
The DP83848IVVX/NOPB is an industrial-grade 10/100Mbps Ethernet physical layer transceiver (Ethernet PHY) from Texas Instruments. Compliant with IEEE 802.3 and IEEE 802.3u standards, it is designed for industrial automation, embedded network devices, Industrial Internet of Things (IIoT), and communication systems. This device supports 10BASE-T and 100BASE-TX network communication, providing stable and reliable Ethernet connectivity for MCUs, MPUs, FPGAs, and network processors.
The DP83848IVVX/NOPB integrates adaptive equalization, auto-negotiation, automatic polarity correction, and link status detection functions, and supports both MII and RMII interfaces, effectively reducing system design complexity. With its industrial-grade wide-temperature operating capability, low-power design, and mature and stable network performance, this device is widely used in industrial control, smart grids, medical equipment, and network communication products.
Core parameters
| Parameter | Value |
| Product Type | 10/100Mbps Ethernet PHY transceiver |
| Network Standards | IEEE 802.3, IEEE 802.3u |
| Transmission rate | 10Mbps / 100Mbps |
| Interface type | MII, RMII |
| Supported modes | Half-duplex/Full-duplex |
| Automatic negotiation | support |
| Automatic polarity correction | support |
| power supply voltage | 3.3V |
| Encapsulation type | LQFP-48 (VV) |
| Operating temperature range | -40°C to +85°C (industrial grade) |
| EMI optimization | support |
| Environmental standards | RoHS compliant (NOPB) |
Features
Supports 10/100Mbps Ethernet communication
The DP83848IVVX/NOPB is fully compatible with the Fast Ethernet standard and can automatically switch between 10Mbps and 100Mbps transmission rates depending on the network environment, ensuring stable and reliable data communication.
MII and RMII dual interface compatibility
It supports both MII and RMII MAC interfaces, which can be easily connected to various processing platforms such as STM32, NXP, TI Sitara, and FPGA, improving the flexibility of system design.
Automatic negotiation and link management
The device supports auto-negotiation, auto-crossing (Auto MDI/MDIX), link status detection, and auto-polarity correction, which can reduce software configuration workload and improve network compatibility.
Industrial-grade reliability design
Supports industrial-grade operating temperatures from -40°C to +85°C, adaptable to high and low temperatures and complex electromagnetic environments, meeting the long-term operating needs of industrial automation and field equipment.
Low power consumption and EMI optimization
Employing a low-power CMOS process and optimized for electromagnetic radiation, it helps reduce system power consumption and improve EMC performance.
Typical application scenarios
Industrial automation equipment
PLC, industrial controller, fieldbus gateway and industrial switch.
Industrial Internet of Things (IIoT)
Edge computing nodes, smart sensors, and remote monitoring equipment.
Embedded network systems
Ethernet communication modules based on MCU, MPU or FPGA.
Medical electronic equipment
Medical monitoring equipment, networked testing instruments, and data acquisition terminals.
Smart Energy System
Smart meters, power automation equipment, and new energy control systems.
Comparative Advantage Analysis
| Performance indicators | DP83848IVVX/NOPB | Common Fast Ethernet PHY |
| Interface support | MII + RMII | Typically, only one type is supported. |
| Automatic negotiation | support | support |
| Auto MDI/MDIX | support | Partial support |
| Industrial temperature range | -40°C～+85°C | Commercial grade is more common |
| EMI performance | excellent | generally |
| Industrial application maturity | high | medium |
The DP83848IVVX/NOPB excels in industrial reliability, interface compatibility, and network stability, making it one of the most widely used PHY chips in industrial Ethernet designs.
Manufacturer Profile: Texas Instruments
Texas Instruments (TI) is a leading global manufacturer of analog, embedded processing, and industrial communications semiconductors, with a comprehensive product line in Ethernet PHYs, interface chips, power management, and industrial control. The DP83848 series, with its stable network performance, comprehensive software support, and long-term supply capabilities, is widely used in industrial automation, medical electronics, and communication equipment.
Why choose DP83848IVVX/NOPB?
● Supports 10/100Mbps Fast Ethernet communication
● Compatible with MII and RMII dual interface design
● Auto-negotiation and Auto MDI/MDIX simplify system development
● Industrial-grade wide-temperature design to meet harsh application environments
● Low power consumption, high reliability, and excellent EMI performance
● TI original quality, long-term stable supply
Frequently Asked Questions (FAQ)
Q1: Can the DP83848IVVX/NOPB be used with STM32 or FPGA?
Yes. The DP83848IVVX/NOPB supports standard MII and RMII interfaces, enabling seamless connectivity with STM32, NXP MCUs, TI Sitara processors, FPGAs, and other platforms with integrated Ethernet MACs, achieving 10/100Mbps Ethernet communication.
Q2: Is the DP83848IVVX/NOPB suitable for industrial Ethernet applications?
Absolutely. This device features an industrial-grade operating temperature range, auto-negotiation, Auto MDI/MDIX, low EMI design, and stable data transmission performance, making it widely applicable in industrial control, smart manufacturing, industrial gateways, and IoT devices.
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