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Name: SN65HVD485EDR
Brand: Texas Instruments
SKU: SN65HVD485EDR
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 SN65HVD485EDR

Part No.:: SN65HVD485EDR

Manufacturer:: Texas Instruments

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: SN65HVD485EDR.pdf

Description:: IC TRANSCEIVER HALF 1/1 8SOIC

In Stock:: 2585

Quantity:: Add To Cart

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SN65HVD485EDR Specifications

Package/Case:
8-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:
Half
ReceiverHysteresis:
30 mV
DataRate:
10Mbps
Voltage-Supply:
4.5V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

SN65HVD485EDR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including SN65HVD485EDR price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for SN65HVD485EDR to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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SN65HVD485EDR information

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SN65HVD485EDR Typical application Circuitry

SN65HVD485EDR

The SN65HVD485EDR is a type of integrated circuit known as a transceiver, specifically designed for RS-485 communication. This kind of chip is used in various applications where robust serial communication is necessary, such as in industrial control systems, networked sensors, and automation systems.

Key Features of SN65HVD485EDR:

1. Differential Output and Input: The chip can transmit and receive data over differential lines, which helps in reducing noise and improving signal integrity over long distances.

2. High-Speed Operation: It supports data rates up to several Mbps, making it suitable for high-speed data communication.

3. Low Power Consumption: Energy efficiency is a key feature, which is crucial for battery-operated or power-sensitive applications.

4. ESD Protection: Enhanced Electrostatic Discharge protection is built-in, making it robust for industrial environments.

Application Scenario: Industrial Control Network

In an industrial control network, the SN65HVD485EDR can be used for connecting various sensors and actuators over a long distance with high reliability.

Detailed Circuit Connection:

1. Power Supply Connections:

- VCC (Pin 5): Connect to a 3.3V or 5V power supply.

- GND (Pin 4): Connect to the ground.

2. Data Transmission and Reception:

- R (Pin 1): Connect to the microcontroller's UART receive pin.

- D (Pin 3): Connect to the microcontroller's UART transmit pin.

3. Differential Pair:

- A (Pin 6) and B (Pin 7): These are the differential output pins. Connect these to the differential lines of the RS-485 network.

4. RE and DE Pins (Receiver and Driver Enable):

- RE (Pin 2): Connect to a GPIO pin on the microcontroller for controlling the receiver.

- DE (Pin 8): Connect to another GPIO pin for controlling the driver.

5. Termination Resistor:

- A 120-ohm resistor should be placed between A and B at the end of the RS-485 network for impedance matching.

Design Considerations:

When designing a circuit with the SN65HVD485EDR, several factors should be considered:

1. Impedance Matching: Ensure that the impedance of the transmission line matches the characteristic impedance of the RS-485 standard (typically 120 ohms).

2. Bus Topology: The RS-485 network should be designed in a linear bus topology to minimize reflections and signal degradation.

3. Common-Mode Voltage: The common-mode voltage range should be within the specified limits of the SN65HVD485EDR to ensure reliable communication.

4. Power Supply Decoupling: A decoupling capacitor (typically 0.1 µF) should be placed close to the VCC pin to filter out noise from the power supply.

Using the SN65HVD485EDR in an industrial control network offers robust and reliable communication, essential for modern industrial systems. Proper design and implementation following these guidelines ensure efficient and error-free data transmission.

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6. What is the process for return or replacement of SN65HVD485EDR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the SN65HVD485EDR we delivered, we will accept the replacement or return of the SN65HVD485EDR only when all of the below conditions are fulfilled:

(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 SN65HVD485EDR.

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

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations