SN65HVD32DR

Name: SN65HVD32DR
Brand: Texas Instruments
Rating: 4.5 (10 reviews)
Author: Lisleapex

High Voltage Differential Signal Driver/Receiver IC for RS-485 Communication in a Compact 8-SOIC Package

4,977 Effective Inventory

SN65HVD32DR

Effective Inventory4,977

High Voltage Differential Signal Driver/Receiver IC for RS-485 Communication in a Compact 8-SOIC Package

Manufacturer Part # : SN65HVD32DR
Package/Case: SOIC (D)-8
Brand: Texas Instruments
Product Categories : Drivers, Receivers, Transceivers
Series : 65HVD32

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SN65HVD32DR DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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SN65HVD32DR Details

The SN65HVD32DR is a half-duplex RS-485 transceiver from Texas Instruments, designed for reliable data transmission in noisy environments. This device is ideal for industrial communication applications, featuring high ESD protection, low power consumption, and a wide operating temperature range. It is housed in an 8-SOIC package, making it suitable for compact circuit designs.

Pinout

VCC (1): Positive Power Supply
GND (2): Ground
A (3): Non-inverting Receiver Input/Driver Output
B (4): Inverting Receiver Input/Driver Output
OUT (5): Driver Output
IN (6): Receiver Input

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

Half-Duplex RS-485 Transceiver: Enables reliable data transmission over noisy communication lines.
High ESD Protection: Provides robust protection against electrical overstress and electrostatic discharge.
Low Power Consumption: Optimized for low power consumption, making it suitable for battery-powered or energy-efficient applications.
Wide Operating Temperature Range: Supports operation from -40°C to 125°C, ensuring reliable performance in various environments.

Applications

The SN65HVD32DR is suitable for a wide range of industrial and commercial applications that require reliable RS-485 communication. Some examples include:

Industrial Automation: Used in industrial control systems, manufacturing equipment, and process monitoring.
Building Automation: Applied in building management systems, HVAC control, and security systems.
Medical Devices: Utilized in medical devices, patient monitoring systems, and laboratory equipment.

Where to Use

The SN65HVD32DR is suitable for applications that require reliable RS-485 communication, especially in industrial and commercial environments. It is ideal for systems where high ESD protection and low power consumption are important.

How to Use

Connect the SN65HVD32DR to your RS-485 communication bus by wiring the A and B pins to the respective bus lines. Ensure proper power supply connections to VCC and GND. Use the OUT and IN pins to control and monitor data transmission. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the SN65HVD32DR illustrates how to connect the transceiver to an RS-485 bus. It includes connections for power supply, ground, and communication bus lines, ensuring proper operation and reliable data transmission.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

SN65HVD75: A similar RS-485 transceiver from Texas Instruments offering comparable features and performance.
ADM4851: An alternative RS-485 transceiver from Analog Devices with equivalent functionality.

Complementary

The SN65HVD32DR can be complemented by the SN65HVD75, which offers additional features such as higher data rates and enhanced ESD protection, suitable for more demanding communication applications.

When selecting complementary transceivers, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.

Frequently Asked Questions

Q: What is the maximum data rate supported by the SN65HVD32DR?

A: The SN65HVD32DR supports data rates up to 100 kbps. For more details, refer to the datasheet for specific operating conditions and limitations.

Q: Can the SN65HVD32DR be used in automotive communication systems?

A: Yes, the SN65HVD32DR is suitable for automotive communication systems, offering high ESD protection and reliable data transmission in demanding environments.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Number of receivers	1	Number of transmitters	1
Duplex	Full	Supply voltage (nom) (V)	3.3
Signaling rate (max) (MBits)	1	Fault protection (V)	-9 to 14
Common-mode range (V)	-7 to 12	Number of nodes	256
Isolated	No	Supply current (max) (µA)	6400
Rating	Catalog	Operating temperature range (°C)	-40 to 85

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification SN65HVD32DR PDF Download

FAQs

What is SN65HVD32DR?

The SN65HVD32DR is a 3.3V, half-duplex RS-485 transceiver designed by Texas Instruments. It is commonly used in industrial control systems, building automation, and other applications requiring robust communication over long distances.

How Does SN65HVD32DR Work?

The SN65HVD32DR operates as a half-duplex transceiver for RS-485 communication. It enables bidirectional data transmission over a differential pair of wires, allowing communication between multiple nodes in a network. The transceiver features enhanced ESD protection and low power consumption for reliable and efficient data transmission.

How Many Pins does SN65HVD32DR have and What are the Functions of the Pinout Configuration?

The SN65HVD32DR is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

A, B: Differential communication pins for RS-485 data transmission.
GND: Ground pin.
RE, DE: Receiver output enable and driver output enable pins for direction control.
VCC: Power supply input pin.
-9, -27: Undervoltage lockout pins for enhanced system reliability.

What are the Pros and Cons of SN65HVD32DR?

Pros:

Robust Communication: Designed for reliable data transmission over long distances in noisy environments.
ESD Protection: Features enhanced ESD protection to safeguard against electrostatic discharge events.
Low Power Consumption: Operates with low power consumption, suitable for energy-efficient systems.
Direction Control: Provides control pins for receiver and driver enable, allowing flexible half-duplex communication.
Wide Supply Voltage Range: Supports a wide supply voltage range for versatile application scenarios.

Cons:

Half-Duplex Operation: Limited to half-duplex communication, which may not be suitable for full-duplex applications.
External Components: May require additional external components such as termination resistors for optimal signal integrity.
Package Size: The 8-pin SOIC package may require careful handling during assembly and soldering.

Are There Any Equivalents/Alternatives to SN65HVD32DR for Recommendation?

The MAX485 from Maxim Integrated is a popular alternative for RS-485 transceiver applications.
Alternatives to the SN65HVD32DR include the LTC2850 from Analog Devices and the ADM485 from Analog Devices.