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Name: SN65HVD33DR
Brand: Texas Instruments
SKU: SN65HVD33DR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments SN65HVD33DR

Part No.:: SN65HVD33DR

Manufacturer:: Texas Instruments

Package:: 14-SOIC (0.154, 3.90mm Width)

Datasheet:: SN65HVD33DR.pdf

Description:: IC TRANSCEIVER FULL 1/1 14SOIC

In Stock:: 8478

Quantity:: Add To Cart

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SN65HVD33DR Specifications

Package/Case:
14-SOIC (0.154, 3.90mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
Transceiver
Protocol:
RS422, RS485
NumberofDrivers/Receivers:
1/1
Duplex:
Full
ReceiverHysteresis:
50 mV
DataRate:
23Mbps
Voltage-Supply:
3V ~ 3.6V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

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SN65HVD33DR information

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SN65HVD33DR Typical application Circuitry

SN65HVD33DR

The SN65HVD33DR is a type of integrated circuit known as a transceiver, specifically designed for RS-485 communication. Applications needing reliable data transfer over extended distances or in noisy settings frequently use this chip. Here's a detailed explanation of its functionality, application scenarios, key parameters, and a specific circuit connection example:

1. Functionality: The SN65HVD33DR serves as a transceiver in RS-485 communication systems. It converts digital data from a controller or processor to differential signals suitable for transmission over twisted pair cables and vice versa.

2. Application Scenarios: This chip is ideal for industrial control systems, building automation, networked sensors, and any application requiring reliable data communication over long distances. For example, in a factory automation system, it can facilitate communication between various sensors and control units.

3. Key Parameters:

- Differential Output Voltage: This parameter is crucial for ensuring strong signal integrity over long cable runs.

- Receiver Input Sensitivity: This indicates the chip's ability to accurately interpret incoming signals.

- Operating Temperature Range: Important for industrial environments.

- Power Supply Requirements: Usually, it operates on a 3.3V or 5V supply, critical for compatibility with other system components.

4. Circuit Connection Example - Industrial Automation Network:

- Data Lines Connection: Connect the driver outputs (pins D and \overline{D}) to the differential data lines of the RS-485 network.

- Power Supply: Connect VCC (pin 5) to a 3.3V or 5V power source, depending on your system requirements.

- Grounding: Connect the ground pin (GND, pin 4) to the system ground.

- Receiver Output: Connect the receiver outputs (pins R and \overline{R}) to the input of your microcontroller or processor for data interpretation.

- DE (Driver Enable) and RE\overline{} (Receiver Enable): These pins (pins 2 and 3) control the operation of the driver and receiver. Connect them to GPIOs on your microcontroller for control.

- Termination Resistor: To match the characteristic impedance of the cable, install a termination resistor at the end of the network for lengthy cable runs.

5. Design Considerations: When designing a circuit with the SN65HVD33DR, consider the following

- Impedance Matching: Essential for minimizing reflections and ensuring data integrity.

- Power Supply Noise: Use decoupling capacitors to filter out noise.

- Thermal Management: Ensure adequate heat dissipation, especially in industrial environments.

In summary, the SN65HVD33DR is a versatile and robust transceiver chip, ideal for RS-485 communication in demanding environments. Its careful integration into a circuit, considering factors like impedance matching and noise reduction, ensures reliable communication in applications like industrial automation.

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6. What is the process for return or replacement of SN65HVD33DR?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of SN65HVD33DR.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations