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Texas Instruments ISO1176TDWR

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Texas Instruments
16-SOIC (0.295, 7.50mm Width)
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    ISO1176TDWR this integrated circuit is available in factory sealed anti static packs. at Please read product page below detail information. including ISO1176TDWR 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 ISO1176TDWR 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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    ISO1176TDWR Typical application Circuitry

    The ISO1176TDWR is an isolated RS-485 transceiver designed by Texas Instruments. It is utilized for reliable communication across great distances in many applications, including as industrial networks and power grid automation. Here's an outline to help you connect the ISO1176TDWR in your circuit:

    1. Power Supply Connections: The ISO1176TDWR operates on a dual power supply. Attach a 3.3V or 5V power supply to the VCC1 pin (pin 8) for the side 1 circuits, and another 3.3V or 5V supply to the VCC2 pin (pin 16) for the side 2 circuits. GND1 (pin 5) and GND2 (pin 13) should be connected to the corresponding grounds of these supplies. Near these pins, connect decoupling capacitors for stable operation.

    2. Data Input and Output Pins: For half-duplex communication, connect the data input (DI, pin 6) to the transmitting data output of your microcontroller or another device on side 1. The data output (DO, pin 11) on side 2 should be connected to the receiving data input of a device on that side.

    3. Driver Enable and Receiver Enable Pins: The driver enable (DE, pin 7) and receiver enable (RE, pin 4) pins control the operation of the driver and receiver, respectively. You can connect these pins to GPIS of a microcontroller to manage when the ISO1176TDWR transmits and receives data.

    4. Bus Connections: The differential bus lines A (pin 1) and B (pin 14) are the RS-485 bus connections. These pins are connected to a twisted pair of cables, forming the physical layer of your RS-485 network.

    5. Isolation Barrier: The ISO1176TDWR's isolation barrier makes sure that noise and voltage spikes on one side of the system don't impact the other. This capability is embedded inside the device and does not require any additional connections.

    6. Biasing and Termination: It's essential to follow the RS-485 standard for biasing and termination of the bus lines. Termination resistors might be needed at the ends of the bus, and pull-up and pull-down resistors may be necessary to ensure a known state when all drivers are off.

    These are broad instructions for connecting the ISO1176TDWR. The actual connections may differ depending on your specific application. Always consult the ISO1176TDWR data sheet for the most accurate and complete details.

    ISO1176TDWR informationISO1176TDWR information


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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.

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