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MCP4921T-E/SN
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MCP4921T-E/SN

Product Overview

Category

The MCP4921T-E/SN belongs to the category of digital-to-analog converters (DACs).

Use

It is used to convert digital signals into analog voltage outputs.

Characteristics

  • Resolution: 12-bit
  • Interface Type: Serial (SPI)
  • Supply Voltage: 2.7V to 5.5V
  • Low Power Consumption
  • Rail-to-Rail Output

Package

The MCP4921T-E/SN comes in a small outline IC (SOIC) package.

Essence

This DAC is essential for applications requiring precise control over analog voltage outputs.

Packaging/Quantity

The MCP4921T-E/SN is typically available in reels with a quantity of 2500 units per reel.

Specifications

  • Resolution: 12 bits
  • Number of Channels: 1
  • Settling Time: 4.5 µs
  • DNL (Differential Non-Linearity): ±0.2 LSB
  • INL (Integral Non-Linearity): ±2 LSB
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP4921T-E/SN has the following pin configuration: 1. VDD - Power supply 2. VOUT - Analog output 3. CS - Chip select 4. SCK - Serial clock input 5. SDI - Serial data input 6. LDAC - Load DAC input 7. VSS - Ground

Functional Features

  • SPI Interface for Communication
  • Double-Buffered Input
  • Output Voltage Range: 0V to VREF
  • Power-On Reset to Zero Scale/Mid-Scale
  • External Voltage Reference Option

Advantages and Disadvantages

Advantages

  • High resolution
  • Low power consumption
  • Small form factor
  • Wide operating voltage range

Disadvantages

  • Limited number of channels
  • May require an external voltage reference

Working Principles

The MCP4921T-E/SN operates by receiving digital input through the SPI interface and converting it into an analog voltage output. It utilizes a 12-bit resolution to provide precise control over the output voltage.

Detailed Application Field Plans

The MCP4921T-E/SN is commonly used in the following applications: - Industrial automation - Test and measurement equipment - Audio processing - Instrumentation

Detailed and Complete Alternative Models

Some alternative models to the MCP4921T-E/SN include: - MCP4922: Dual-channel 12-bit DAC - MCP4901: Single-channel 8-bit DAC - MAX5216: Single-channel 16-bit DAC

In conclusion, the MCP4921T-E/SN is a high-resolution, low-power DAC suitable for various applications requiring accurate analog voltage outputs.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق MCP4921T-E/SN في الحلول التقنية

  1. What is the MCP4921T-E/SN?

    • The MCP4921T-E/SN is a 12-bit digital-to-analog converter (DAC) with SPI interface.

  2. What is the supply voltage range for MCP4921T-E/SN?

    • The supply voltage range for MCP4921T-E/SN is 2.7V to 5.5V.

  3. What is the resolution of MCP4921T-E/SN?

    • The MCP4921T-E/SN has a resolution of 12 bits.

  4. What is the output voltage range of MCP4921T-E/SN?

    • The output voltage range of MCP4921T-E/SN is 0V to Vref.

  5. How can I communicate with MCP4921T-E/SN?

    • You can communicate with MCP4921T-E/SN using the Serial Peripheral Interface (SPI).

  6. What is the settling time of MCP4921T-E/SN?

    • The settling time of MCP4921T-E/SN is typically 4.5µs.

  7. Can MCP4921T-E/SN operate in single-supply mode?

    • Yes, MCP4921T-E/SN can operate in single-supply mode.

  8. What is the power consumption of MCP4921T-E/SN?

    • The power consumption of MCP4921T-E/SN is typically 400µA.

  9. Is MCP4921T-E/SN suitable for industrial applications?

    • Yes, MCP4921T-E/SN is suitable for industrial applications due to its wide supply voltage range and low power consumption.

  10. Does MCP4921T-E/SN have internal reference voltage?

    • No, MCP4921T-E/SN does not have an internal reference voltage; an external reference voltage is required.