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Name: SN74LVC541APW
Brand: Texas Instruments
SKU: SN74LVC541APW
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 SN74LVC541APW

Part No.:: SN74LVC541APW

Manufacturer:: Texas Instruments

Package:: 20-TSSOP (0.173, 4.40mm Width)

Datasheet:: SN74LVC541APW.pdf

Description:: IC BUF NON-INVERT 3.6V 20TSSOP

In Stock:: 3196

Quantity:: Add To Cart

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SN74LVC541APW Specifications

Package/Case:
20-TSSOP (0.173, 4.40mm Width)
Packaging:
Bulk,Tube
Series:
74LVC
ProductStatus:
Active
LogicType:
Buffer, Non-Inverting
NumberofElements:
1
NumberofBitsperElement:
8
InputType:
-
OutputType:
3-State
Current-OutputHighLow:
24mA, 24mA
Voltage-Supply:
1.65V ~ 3.6V
OperatingTemperature:
-40°C ~ 125°C (TA)
MountingType:
Surface Mount

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SN74LVC541APW information

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SN74LVC541APW Typical application Circuitry

SN74LVC541APW

The SN74LVC541APW is an octal buffer and line driver with 3-state outputs, designed for driving heavy loads while providing high-speed data transmission. It's suitable for interfacing between different logic levels, driving large capacitive loads, or isolating and buffering data lines.

Application Scenario: Driving LED Displays from a Microcontroller

In this scenario, SN74LVC541APW is used to interface a microcontroller with an LED display panel, ensuring that the microcontroller can drive the LEDs with sufficient current and voltage levels.

Circuit Connection Strategy

1. Data Input Connections

- Link data inputs (A1 to A8, Pins 1-4, 6-9) of SN74LVC541APW to corresponding data output pins of the microcontroller.

- Maintaining precise logic level alignment is critical for signal integrity and effective data transmission.

2. Controlling Output Enable

- Connect the Output Enable (OE, Pin 19) of SN74LVC541APW to a control pin on the microcontroller.

- Managing OE allows for selective enabling/disabling of outputs, providing dynamic control over the LED display.

3. Connecting Data Outputs

- Attach data outputs (B1 to B8, Pins 11-18) of SN74LVC541APW to the input pins of the LED display.

- Ensuring the output drive strength of SN74LVC541APW is capable of handling the LED display's current requirements is essential.

4. Power Supply Integration

- Hook up VCC (Pin 20) to an appropriate power supply (like 3.3V or 5V) and GND (Pin 10) to the system ground.

- Positioning decoupling capacitors near the power pins is vital to provide a stable and noise-free power supply to SN74LVC541APW.

5. Ensuring Proper Grounding and Decoupling

- Implement a robust ground plane and place decoupling capacitors at power pins to mitigate noise and stabilize operation.

- Proper grounding and decoupling are crucial to maintain signal integrity and ensure the stable functioning of SN74LVC541APW.

Design Parameters

Incorporating SN74LVC541APW into a circuit requires careful consideration of several key aspects:

1. Assessing Drive Capabilities

- Confirm that SN74LVC541APW's output drive is sufficient for the LED display's current and capacitive load requirements.

2. Ensuring Voltage Level Compatibility

- Check that the voltage levels of the microcontroller and SN74LVC541APW are compatible, or implement level shifting if necessary.

3. Maintaining Signal Integrity

- Employ proper routing and impedance matching techniques, particularly crucial in high-speed data transmission scenarios.

4. Managing Heat Dissipation

- Evaluate the thermal characteristics of SN74LVC541APW, especially when driving large loads, and implement appropriate cooling solutions if required.

5. Isolating and Protecting Circuitry

- Consider isolation strategies to shield SN74LVC541APW and the microcontroller from potential surges or noise from the LED display.

By meticulously addressing these considerations and leveraging the operational characteristics of SN74LVC541APW, engineers can effectively use this octal buffer and line driver in LED display interfacing applications, ensuring robust and reliable operation.

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6. What is the process for return or replacement of SN74LVC541APW?

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 SN74LVC541APW we delivered, we will accept the replacement or return of the SN74LVC541APW 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 SN74LVC541APW.

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

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(1)Inform us within 90 days

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