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Microchip Technology MCP4921EP 12-bit Voltage Output DAC

The MCP4921-E/P is a single-channel, 12-bit digital-to-analog converter (DAC) with an SPI interface, designed in an 8-pin DIP package. It offers configurable full-scale output ranges set by a gain selection bit, allowing options for VREF or 2×VREF. The device includes a shutdown feature that disables most internal circuits to reduce power consumption, with the output amplifier configured to maintain a high resistance load (typically 500 kΩ) during shutdown. It incorporates a power-on reset (POR) circuit for reliable power-up. The DAC utilizes a resistive string architecture that provides low differential non-linearity (DNL) and rapid settling time. Features include rail-to-rail output, support for SPI clock speeds up to 20 MHz, simultaneous latch of the DAC output, a fast settling time of approximately 4.5 μs, external voltage reference input, single supply operation from 2.7V to 5.5V, and an extended temperature range from -40°C to 125°C. The device is suitable for applications in signal processing, consumer electronics, industrial control, motor drive systems, and automotive systems.

Authorized Distributors
Source:Newark
Part No:MCP4921-E/P
Stock:99
Inv Date:06-03-2026
Price: Unit price: $2.89
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Source:DigiKey
Part No:MCP4921-E/P
Stock:835
Inv Date:06-03-2026
Price: Unit price: $2.81
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Part No:MCP4921-E/P
Stock:2085
Inv Date:06-04-2026
Price: Unit price: $2.81
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Part No:MCP4921-E/P
Stock:27
Inv Date:06-03-2026
Price: Unit price: $2.87
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Part No:MCP4921-E/P
Stock:72
Inv Date:06-03-2026
Price: Unit price: $1.72
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Part No:MCP4921-E/P
Stock:72
Inv Date:06-03-2026
Price: Unit price: $1.72
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Part No:MCP4921-E/P
Stock:0
Inv Date:06-03-2026
Price: Unit price: $2.25
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Microchip Technology MCP4921EP 12-bit Voltage Output DAC Specifications:

  • Resolution: 12 bits
  • Interface: SPI compatible, clock support up to 20 MHz
  • Full-scale output options: VREF or 2×VREF via gain bit
  • Power supply: 2.7V to 5.5V single supply
  • Output type: Rail-to-rail voltage output
  • Output impedance: High resistance load during shutdown (typically 500 kΩ)
  • Settling time: Approximately 4.5 μs
  • Shutdown mode: Internal circuits disabled, high resistance load maintained
  • Power-on reset: Included for reliable startup
  • Temperature range: -40°C to 125°C extended range
  • Physical package: 8-pin DIP
  • Applications: Signal processing, industrial control, motor drives, automotive systems

Buy the Microchip Series MCP4901: 12-bit Voltage Output DAC with SPI Interface: MCP4921EP

Order the Microchip MCP4921EP online today to benefit from its high accuracy, fast settling time, and extended temperature operation. With support for up to 20 MHz SPI clock and a wide voltage range from 2.7V to 5.5V, this 12-bit DAC ensures precise analog output for industrial, automotive, and consumer applications. Its low power shutdown mode reduces energy consumption, and the robust resistive string architecture guarantees low DNL and high linearity. Enjoy quick delivery and competitive pricing by purchasing online now to enhance your signal and control systems effortlessly.

Buy Microchip MCP4921EP now and experience unmatched reliability and performance in your signal processing and industrial control projects.

Frequently Asked Questions

Where can I buy Microchip Technology MCP4921EP?

You can click on the BUY or RFQ button to purchase MCP4921EP from an authorized Microchip Technology distributor.

How do I troubleshoot issues or seek technical support for part MCP4921EP?

You can download the MCP4921EP datasheet or visit the Microchip Technology website for support.

Who is the manufacturer of MCP4921EP?

Microchip Technology

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