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Name: MCP4921-E/MC
Brand: Microchip Technology
SKU: MCP4921-E/MC
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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Microchip Technology MCP4921-E/MC

Part No.:: MCP4921-E/MC

Manufacturer:: Microchip Technology

Package:: 8-VFDFN Exposed Pad

Datasheet:: MCP4921-E/MC.pdf

Description:: IC DAC 12BIT V-OUT 8DFN

In Stock:: 2528

Quantity:: Add To Cart

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MCP4921-E/MC Specifications

Package/Case:
8-VFDFN Exposed Pad
Packaging:
Tube
Series:
-
ProductStatus:
Active
NumberofBits:
12
NumberofD/AConverters:
1
SettlingTime:
4.5µs (Typ)
OutputType:
Voltage - Buffered
DifferentialOutput:
No
DataInterface:
SPI
ReferenceType:
External
Voltage-SupplyAnalog:
2.7V ~ 5.5V
Voltage-SupplyDigital:
2.7V ~ 5.5V
INL/DNL(LSB):
±4, ±0.25
Architecture:
String DAC
OperatingTemperature:
-40°C ~ 125°C

MCP4921-E/MC this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MCP4921-E/MC 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 MCP4921-E/MC 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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MCP4921-E/MC information

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The working principle and core technical features of MCP4921-E/MC

MCP4921-E/MC is a 12-bit digital-to-analog converter (DAC) chip manufactured by Microchip Technology, widely used in embedded systems for precise analog output generation. It integrates a high-precision DAC with an SPI interface, making it suitable for applications requiring accurate voltage or current outputs.

Working Principle:

The MCP4921-E/MC DAC operates by converting digital input data, typically ranging from 0 to 4095 for a 12-bit resolution, into an analog voltage or current output. This conversion process involves setting the desired digital value through the SPI interface, which configures the DAC's internal registers to generate the corresponding analog output.

Core Technical Features:

- 12-Bit Resolution: Provides high-resolution analog output, allowing for precise voltage or current control.

- SPI Interface: Facilitates easy integration with microcontrollers and other digital devices, enabling fast and reliable communication.

- Rail-to-Rail Output: Offers full-scale output voltage swing from VSS to VDD, ensuring maximum utilization of the available voltage range.

- Low Power Consumption: Operates efficiently, minimizing power consumption and extending battery life in portable or low-power applications.

- Internal Voltage Reference: Includes an internal voltage reference option for simplified circuit design and enhanced accuracy.

Application Scenario:

In a digital audio system, MCP4921-E/MC can be utilized to generate analog audio signals with high fidelity. By interfacing with a microcontroller or digital signal processor (DSP) through the SPI interface, the DAC can produce accurate voltage outputs corresponding to digital audio data. This enables the reproduction of audio signals with minimal distortion and noise, enhancing the overall audio quality.

Effectiveness and Technical Advantages:

- Precision Output: The 12-bit resolution of MCP4921-E/MC ensures precise control over the analog output, resulting in faithful reproduction of digital audio signals.

- Compatibility: The SPI interface enables seamless integration with various microcontrollers and digital audio processing units, simplifying system design and implementation.

- Low Noise: The DAC's low noise performance ensures that the generated audio signals maintain high clarity and fidelity, enhancing the listening experience.

- Power Efficiency: With its low power consumption, MCP4921-E/MC helps optimize energy usage in battery-powered audio devices, prolonging operational time between recharges.

Enhancing System Performance and Efficiency:

To further improve the system's overall performance and efficiency, designers can consider:

- Analog Signal Filtering: Implementing low-pass filters or active noise cancellation circuits to eliminate unwanted artifacts and enhance audio quality.

- Clock Synchronization: Ensuring accurate clock synchronization between the DAC and digital audio source to minimize jitter and timing errors, thereby improving signal integrity.

- Output Stage Optimization: Employing high-quality amplifiers and impedance matching techniques in the analog output stage to drive audio loads efficiently and achieve optimal sound reproduction.

- System Integration: Integrating advanced audio processing algorithms or equalization techniques in the digital domain to further enhance audio performance and tailor the sound output to specific preferences or requirements.

- Thermal Management: Implementing effective thermal management solutions to dissipate heat generated during operation, ensuring reliable performance and prolonging the lifespan of the DAC and associated components.

MCP4921-E/MC FAQ

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3. Are the MCP4921-E/MC price and inventory displayed accurate?

The price and inventory of MCP4921-E/MC fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of MCP4921-E/MC?

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 MCP4921-E/MC we delivered, we will accept the replacement or return of the MCP4921-E/MC 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 MCP4921-E/MC.

(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