SN65HVD35D

Product Overview

Category

The SN65HVD35D belongs to the category of integrated circuits (ICs) used in communication systems.

Use

This IC is primarily used for data transmission and reception in industrial applications, specifically in serial communication networks.

Characteristics

• High-speed data transmission: The SN65HVD35D supports data rates up to 1 Mbps, making it suitable for high-speed communication.
• Robustness: It features a robust interface that can withstand harsh industrial environments, including noise and voltage fluctuations.
• Low power consumption: The IC is designed to operate with low power consumption, making it energy-efficient.
• Wide supply voltage range: It can operate within a wide supply voltage range, typically from 3.3V to 5V.
• ESD protection: The SN65HVD35D incorporates built-in electrostatic discharge (ESD) protection, ensuring reliability in demanding conditions.

Package and Quantity

The SN65HVD35D is available in a small outline integrated circuit (SOIC) package. It is commonly supplied in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Data Rate: Up to 1 Mbps
• Supply Voltage Range: 3.3V to 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOIC
• Pin Count: 8

Detailed Pin Configuration

The SN65HVD35D has eight pins arranged as follows:

```

---

| | --| VCC GND |-- Pin 1: Ground (GND) --| A B |-- Pin 2: Differential Bus Line A --| Y Z |-- Pin 3: Differential Bus Line B --| RE DE |-- Pin 4: Receiver Enable (RE) and Driver Enable (DE) --| RO DI |-- Pin 5: Receiver Output (RO) and Driver Input (DI) --| RS VS |-- Pin 6: Receiver Output Short (RS) and VCC Supply Voltage (VS) --| NC VCC |-- Pin 7: No Connection (NC) and VCC Supply Voltage (VS) |___________| ```

Functional Features

• Differential signaling: The SN65HVD35D utilizes differential signaling to improve noise immunity and signal integrity.
• Half-duplex communication: It supports half-duplex communication, allowing data transmission and reception on a single bus line.
• Receiver output short-circuit protection: The IC incorporates receiver output short-circuit protection, preventing damage in case of a short circuit.
• Driver enable control: The driver enable pin allows for control over the transmission of data.

Advantages and Disadvantages

Advantages

• High-speed data transmission capability
• Robustness in harsh industrial environments
• Low power consumption
• Wide supply voltage range
• Built-in ESD protection

Disadvantages

• Limited to half-duplex communication
• Requires external components for complete system implementation

Working Principles

The SN65HVD35D operates based on the principles of differential signaling. It receives and transmits data using two bus lines, A and B, which carry complementary signals. The receiver compares the voltage difference between these lines to determine the received data. The driver enables control the transmission of data onto the bus lines.

Detailed Application Field Plans

The SN65HVD35D finds applications in various industrial fields, including:

1. Factory automation systems
2. Process control systems
3. Building automation systems
4. Industrial robotics
5. Motor control systems
6. Energy management systems

Alternative Models

1. SN65HVD34D: Similar to SN65HVD35D but with a lower data rate of 500 kbps.
2. SN65HVD36D: Similar to SN65HVD35D but with a higher data rate of 2 Mbps.
3. MAX485: A compatible alternative from a different manufacturer.

Note: This is not an exhaustive list, and there may be other alternative models available in the market.

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