SN65HVD485EDGKRG4

Product Overview

Category

SN65HVD485EDGKRG4 belongs to the category of integrated circuits (ICs).

Use

It is commonly used in communication systems for transmitting and receiving data over long distances.

Characteristics

• High-speed data transmission
• Low power consumption
• Robustness against noise and interference
• Wide operating voltage range

Package

SN65HVD485EDGKRG4 is available in a small form factor package, such as a 8-VSSOP or 8-SOIC.

Essence

The essence of SN65HVD485EDGKRG4 lies in its ability to facilitate reliable and efficient data communication in various applications.

Packaging/Quantity

Typically, SN65HVD485EDGKRG4 is supplied in reels or tubes, with a quantity of several hundred units per package.

Specifications

• Supply Voltage: 3.3V to 5V
• Data Rate: Up to 5 Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 1 (Half-duplex)
• Interface Type: RS-485

Detailed Pin Configuration

The pin configuration of SN65HVD485EDGKRG4 is as follows:

1. A - Driver Output A
2. B - Driver Output B
3. GND - Ground
4. RO - Receiver Output
5. RE - Receiver Enable
6. DE - Driver Enable
7. VCC - Power Supply
8. DI - Driver Input

Functional Features

• Half-duplex communication
• Differential signaling for noise immunity
• Receiver input threshold hysteresis for improved noise rejection
• Short-circuit protection on driver outputs
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High-speed data transmission capability
• Low power consumption for energy-efficient operation
• Robustness against noise and interference ensures reliable communication
• Wide operating voltage range allows compatibility with various systems

Disadvantages

• Limited to half-duplex communication
• Requires additional components for full-duplex operation

Working Principles

SN65HVD485EDGKRG4 operates based on the RS-485 standard, which uses differential signaling to transmit data. It employs a driver to convert digital signals into balanced differential voltages, while the receiver converts the received differential voltages back into digital signals.

The driver and receiver sections of SN65HVD485EDGKRG4 are designed to provide robust communication in noisy environments by rejecting common-mode noise and providing hysteresis for improved noise immunity.

Detailed Application Field Plans

SN65HVD485EDGKRG4 finds applications in various fields, including:

1. Industrial automation
2. Building automation
3. Automotive systems
4. Telecommunications
5. Security systems

In industrial automation, it can be used for connecting sensors, actuators, and controllers over long distances. In building automation, it enables communication between different subsystems, such as HVAC, lighting, and access control.

Automotive systems benefit from SN65HVD485EDGKRG4 for interconnecting various electronic modules within a vehicle. Telecommunications applications include long-distance data transmission between network equipment.

Security systems utilize SN65HVD485EDGKRG4 for reliable communication between surveillance cameras, access control panels, and central monitoring stations.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SN65HVD485EDGKRG4 are:

1. MAX485
2. LTC2850
3. ADM485
4. SP3485
5. ST485

These models provide compatibility with the RS-485 standard and offer comparable features for data communication in various applications.

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