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MCP4921 DAC IC 12 bit in Bangladesh
MCP4921 DAC IC 12 bit in Bangladesh

MCP4921 DAC IC 12 bit

SKU: 250224004698

Brand: Made in China

Warranty: 3 Days

Model: N/A

৳ 420.05

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Category: Other IC

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Description of MCP4921 DAC IC 12 bit

The MCP4921 is a high-performance, low-power 12-bit Digital-to-Analog Converter (DAC) with an SPI interface. It converts 12-bit digital input data into an analog voltage output. Its small form factor and versatile voltage reference options make it ideal for precision analog applications in embedded systems, industrial controls, and signal generation.


Key Features

  • Resolution: 12-bit (4096 levels)
  • Single-channel DAC output
  • SPI-compatible interface (up to 20 MHz)
  • Low power consumption (typical operating current <1 mA)
  • Output voltage range: 0 – VREF
  • External or internal voltage reference (VREF)
  • Shutdown mode for power saving
  • Fast settling time: 4.5 μs (typical)
  • Supply voltage: 2.7 – 5.5 V

Pin Configuration (8-Pin DIP/SOIC)

Pin Name Description
1 VDD Supply voltage (+2.7V to +5.5V)
2 VSS Ground
3 CS Chip Select (active low)
4 SCK SPI Clock input
5 SDI Serial data input
6 LDAC Load DAC input (can be tied low for immediate update)
7 VOUT Analog voltage output
8 VREF Reference voltage input

Electrical Characteristics

Parameter Min Typ Max Unit
Resolution 12 bits
VDD Supply Voltage 2.7 5.5 V
IDD Operating Current 0.6 1 mA
Output Voltage Range 0 VREF V
Integral Nonlinearity (INL) ±1 ±2 LSB
Differential Nonlinearity (DNL) ±1 ±2 LSB
SPI Clock Frequency 20 MHz
Settling Time (to 1 LSB) 4.5 μs

Applications

  • Analog signal generation
  • Motor or actuator control
  • Sensor calibration and data acquisition
  • Audio and waveform synthesis
  • Embedded system analog output

Packaging Details

  • 1 x MCP4921 DAC IC 12 bit

Document


MCP4921 DAC IC 12 bit - Frequently Asked Questions

What is the MCP4921 DAC used for?
The MCP4921 is a high-performance, 12-bit Digital-to-Analog Converter (DAC) designed for precise analog output. It is ideal for applications such as analog signal generation, sensor calibration, motor or actuator control, audio waveform synthesis, and embedded system analog output.

What is the resolution of this DAC?
The MCP4921 provides 12-bit resolution, which translates to 4096 discrete output levels, ensuring accurate voltage output for precision applications.

What is the supply voltage range?
The device operates with a supply voltage range of 2.7 V to 5.5 V, making it compatible with a wide range of microcontrollers and embedded systems.

What kind of interface does it use?
The MCP4921 uses an SPI-compatible interface, supporting clock frequencies up to 20 MHz for fast digital communication.

What is the typical operating current?
The typical operating current is less than 1 mA, making it a low-power solution for battery-operated and energy-efficient systems.

What is the output voltage range?
The output voltage range is 0 to VREF. You can use either an internal or external voltage reference (VREF), depending on your precision requirements.

Does the DAC support power-saving features?
Yes, the MCP4921 includes a shutdown mode to minimize power consumption when the device is not in use.

How fast is the DAC settling time?
The typical settling time is 4.5 μs (to 1 LSB), ensuring quick and accurate voltage updates.


Attention 

Note: This item is non-returnable. If this item arrives damaged or is not functioning properly, please don't hesitate to contact us to determine if further action may be taken.


Need Help?

Our engineers are available to assist you. If you have any queries, please leave a comment below or call 09678110110 from 09:00 am to 06:00 pm (7 days a week). You can also reach us via WhatsApp or Facebook Inbox


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MCP4921 DAC IC 12 bit

৳ 420.05

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