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

Part No.:: MCP4921-E/P

Manufacturer:: Microchip Technology

Package:: 8-DIP (0.300, 7.62mm)

Datasheet:: MCP4921-E/P.pdf

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

In Stock:: 2038

Quantity:: Add To Cart

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MCP4921-E/P Specifications

Package/Case:
8-DIP (0.300, 7.62mm)
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/P this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MCP4921-E/P 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/P 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/P information

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Basic introduction and simple engineering application of MCP4921-E/P

MCP4921-E/P is a 12-bit digital-to-analog converter (DAC) chip manufactured by Microchip Technology. It provides accurate voltage output based on digital input signals, making it suitable for various applications in electronics and automation.

Application Scenario:

In DIY electronics projects, MCP4921-E/P can be utilized to generate analog signals for tasks such as audio synthesis, waveform generation, and sensor interfacing.

Circuit Design:

To create a simple project using MCP4921-E/P, follow these steps:

1. Connection Setup:

Connect MCP4921-E/P to a microcontroller or development board, such as Arduino or Raspberry Pi, using SPI (Serial Peripheral Interface) communication protocol. Ensure proper wiring, including connections for power (VDD, VSS), SPI data (SDI), SPI clock (SCK), chip select (CS), and reference voltage (VREF).

2. Voltage Output:

Configure the microcontroller to send digital data representing the desired voltage output to MCP4921-E/P via SPI communication. Adjust the digital input values to produce the desired analog output voltage within the range specified by the chip's resolution (12 bits).

3. Signal Generation:

Write code on the microcontroller to generate different waveforms, such as sine waves, square waves, or triangular waves, by varying the digital input values sent to MCP4921-E/P. This can be achieved by implementing waveform generation algorithms or utilizing pre-defined lookup tables.

4. Output Control:

Use the generated analog signals to drive external components, such as LEDs, motors, or speakers, depending on the specific project requirements. Ensure proper interfacing and signal conditioning to match the voltage and current requirements of the connected devices.

5. Experimentation:

Explore different applications and experiments using MCP4921-E/P, such as controlling the brightness of an LED based on sensor readings, generating audio tones for music or sound effects, or creating custom waveforms for testing electronic circuits.

Considerations:

When working with MCP4921-E/P, keep the following considerations in mind:

- Voltage Reference: Ensure that the reference voltage (VREF) provided to MCP4921-E/P is stable and accurately calibrated to achieve precise analog output.

- Noise Mitigation: Implement proper decoupling capacitors and grounding techniques to minimize electrical noise and ensure clean analog output signals.

- Timing Constraints: Adhere to the timing requirements specified in the MCP4921-E/P datasheet for SPI communication to prevent data corruption or signal distortion.

- Resolution and Accuracy: Understand the limitations of the DAC's resolution (12 bits) and ensure that the desired output accuracy is achievable within this resolution range.

- Temperature Stability: Consider the operating temperature range of MCP4921-E/P and implement thermal management techniques if operating in extreme temperature environments to maintain performance and reliability.

MCP4921-E/P FAQ

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

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

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

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations