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Name: MCP4018T-103E/LTVAO
Brand: Microchip Technology
SKU: MCP4018T-103E/LTVAO
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Microchip Technology MCP4018T-103E/LTVAO

Part No.:: MCP4018T-103E/LTVAO

Manufacturer:: Microchip Technology

Package:: 6-TSSOP, SC-88, SOT-363

Datasheet:: MCP4018T-103E/LTVAO.pdf

Description:: IC DGTL POT 10KOHM 128TAP SC70-6

In Stock:: 2415

Quantity:: Add To Cart

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MCP4018T-103E/LTVAO Specifications

Package/Case:
6-TSSOP, SC-88, SOT-363
Packaging:
Tape & Reel (TR)
Series:
Automotive, AEC-Q100
ProductStatus:
Active
Taper:
Linear
Configuration:
Potentiometer
NumberofCircuits:
1
NumberofTaps:
128
Resistance(Ohms):
10k
Interface:
I²C
MemoryType:
Volatile
Voltage-Supply:
1.8V ~ 5.5V
Features:
-
Tolerance:
±20%
TemperatureCoefficient(Typ):
150ppm/°C
MountingType:
Surface Mount
OperatingTemperature:
-40°C ~ 125°C

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MCP4018T-103E/LTVAO information

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The working principle and core technical features of MCP4018T-103E/LTVAO

MCP4018T-103E/LTVAO is a digital potentiometer integrated circuit designed by Microchip Technology. It offers precise resistance adjustments in various electronic circuits, providing flexibility and control in analog signal processing applications.

Working Principle:

The MCP4018T-103E/LTVAO utilizes a digital-to-analog converter (DAC) to adjust the resistance between its terminals digitally. It consists of a resistor array with multiple taps and switches controlled by digital inputs. By selecting different tap points, the effective resistance between the wiper terminal and either end terminal can be varied, thereby adjusting the voltage division ratio.

Key Features:

- High Resolution: The MCP4018T-103E/LTVAO offers high resolution with up to 256 taps, allowing fine adjustments in resistance values for precise control over analog signals.

- Digital Control: It features digital control inputs, enabling easy interfacing with microcontrollers and digital signal processing circuits for automated and programmable resistance adjustments.

- Non-Volatile Memory: The device incorporates non-volatile memory, preserving the resistance settings even when power is removed. This feature ensures retention of calibration and configuration settings, enhancing system reliability.

- Low Temperature Coefficient: With a low temperature coefficient, the MCP4018T-103E/LTVAO maintains stable resistance values over a wide temperature range, ensuring consistent performance in various operating conditions.

Application Scenario:

In audio equipment, such as amplifiers and equalizers, the MCP4018T-103E/LTVAO can be used for volume control and tone adjustment. By digitally adjusting the potentiometer settings, users can fine-tune the audio output according to their preferences.

Circuit Design:

To integrate the MCP4018T-103E/LTVAO into an audio control circuit, follow these steps:

1. Connection to Audio Circuit:

Connect the terminals of the MCP4018T-103E/LTVAO to the audio signal path, such as between the audio source and the amplifier input. Ensure proper decoupling capacitors and filtering components are used to minimize noise and signal distortion.

2. Digital Interface:

Interface the digital control inputs of the MCP4018T-103E/LTVAO with a microcontroller or digital signal processor (DSP). Utilize standard communication protocols such as I2C or SPI to send control commands and adjust the resistance settings dynamically.

3. Power Supply:

Provide a stable power supply voltage within the specified operating range of the MCP4018T-103E/LTVAO. Use voltage regulators and filtering components to ensure clean power delivery and prevent voltage fluctuations that could affect the device's performance.

4. User Interface:

Integrate a user interface, such as rotary encoders or push buttons, to allow users to interact with the audio control system. Use the microcontroller to translate user inputs into corresponding resistance adjustments on the MCP4018T-103E/LTVAO.

5. Signal Conditioning:

Implement signal conditioning techniques, such as filtering and amplification, to optimize the audio signal quality before and after passing through the MCP4018T-103E/LTVAO. This ensures accurate volume control and tone adjustment without introducing unwanted artifacts.

Benefits and Advantages:

- Precision Control: The digital potentiometer offers precise resistance adjustments, allowing users to achieve accurate volume levels and tonal balance in audio applications.

- Remote Control: By interfacing with a microcontroller, the MCP4018T-103E/LTVAO enables remote control functionality, allowing users to adjust audio settings conveniently from a distance.

- Space-saving: Compared to traditional mechanical potentiometers, the MCP4018T-103E/LTVAO offers a compact and space-saving solution, ideal for compact audio equipment designs.

- Reliability: With non-volatile memory and stable performance characteristics, the MCP4018T-103E/LTVAO ensures reliable operation over extended periods, minimizing the need for frequent recalibration or adjustment.

- Customization: The digital nature of the potentiometer allows for easy integration into automated audio control systems, enabling customization of audio settings based on user preferences or environmental conditions.

Conclusion:

The MCP4018T-103E/LTVAO digital potentiometer offers a versatile solution for precise resistance adjustments in audio control circuits. Its high resolution, digital control interface, and reliability make it an ideal choice for applications requiring accurate volume control and tone adjustment, ultimately enhancing the overall performance and efficiency of audio systems.

MCP4018T-103E/LTVAO FAQ

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6. What is the process for return or replacement of MCP4018T-103E/LTVAO?

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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 MCP4018T-103E/LTVAO.

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

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