Analog Devices Inc.
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AD7247AANZ
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AD7247AANZ

Product Overview

Category

AD7247AANZ belongs to the category of integrated circuit (IC) chips.

Use

The AD7247AANZ is commonly used in electronic devices for digital-to-analog conversion (DAC). It converts digital signals into analog voltages, allowing for precise control over various analog components in a circuit.

Characteristics

  • High-resolution DAC with 12-bit accuracy
  • Low power consumption
  • Wide operating voltage range
  • Fast settling time
  • Small package size

Package

The AD7247AANZ is available in a small outline integrated circuit (SOIC) package. This package provides protection and easy integration into electronic circuits.

Essence

The essence of the AD7247AANZ lies in its ability to convert digital data into precise analog voltages, enabling accurate control of analog components in electronic systems.

Packaging/Quantity

The AD7247AANZ is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

  • Resolution: 12 bits
  • Supply Voltage Range: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Output Voltage Range: 0V to Vref
  • Settling Time: 10μs (typical)
  • Total Unadjusted Error: ±1 LSB (maximum)

Detailed Pin Configuration

The AD7247AANZ has a total of 16 pins. The pin configuration is as follows:

  1. VDD: Power supply voltage
  2. VREF: Reference voltage input
  3. AGND: Analog ground
  4. AOUT: Analog output voltage
  5. D15: Digital input bit 15
  6. D14: Digital input bit 14
  7. D13: Digital input bit 13
  8. D12: Digital input bit 12
  9. D11: Digital input bit 11
  10. D10: Digital input bit 10
  11. D9: Digital input bit 9
  12. D8: Digital input bit 8
  13. D7: Digital input bit 7
  14. D6: Digital input bit 6
  15. D5: Digital input bit 5
  16. DGND: Digital ground

Functional Features

  • High-resolution digital-to-analog conversion
  • Low power consumption for energy-efficient operation
  • Wide operating voltage range for compatibility with various systems
  • Fast settling time ensures rapid response in dynamic applications
  • Precise control over analog components for accurate system performance

Advantages and Disadvantages

Advantages

  • High resolution allows for precise analog voltage generation
  • Low power consumption helps conserve energy
  • Wide operating voltage range enhances compatibility
  • Fast settling time enables quick response in dynamic applications

Disadvantages

  • Limited output voltage range may restrict certain applications
  • Total unadjusted error may introduce slight inaccuracies in the output voltage

Working Principles

The AD7247AANZ operates based on the principle of binary-weighted resistor ladder network. It utilizes a combination of resistors to convert digital inputs into corresponding analog voltages. The digital data is decoded and applied to the resistor network, generating an accurate analog output voltage.

Detailed Application Field Plans

The AD7247AANZ finds applications in various fields, including:

  1. Industrial automation: Control of analog devices in manufacturing processes.
  2. Audio equipment: Precise volume control and audio signal processing.
  3. Instrumentation: Accurate measurement and control of physical parameters.
  4. Communication systems: Generation of analog signals for modulation and demodulation.
  5. Test and measurement: Calibration and signal generation for testing purposes.

Detailed and Complete Alternative Models

  1. AD7245AANZ: Similar to AD7247AANZ but with 10-bit resolution.
  2. AD7243AANZ: Similar to AD7247AANZ but with 8-bit resolution.
  3. AD5627RBRMZ-1: 12-bit DAC with serial interface and rail-to-rail output.

These alternative models offer different resolutions, interfaces, and features to suit specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AD7247AANZ v technických řešeních

Sure! Here are 10 common questions and answers related to the application of AD7247AANZ in technical solutions:

  1. Q: What is the AD7247AANZ? A: The AD7247AANZ is a digital-to-analog converter (DAC) chip manufactured by Analog Devices.

  2. Q: What is the resolution of the AD7247AANZ? A: The AD7247AANZ has a resolution of 12 bits, allowing it to convert digital signals into analog voltages with high precision.

  3. Q: What is the operating voltage range of the AD7247AANZ? A: The AD7247AANZ operates within a voltage range of +5V to +15V.

  4. Q: How many channels does the AD7247AANZ have? A: The AD7247AANZ has 4 independent analog output channels.

  5. Q: Can the AD7247AANZ be used for both voltage and current outputs? A: Yes, the AD7247AANZ can be configured to provide either voltage or current outputs, depending on the application requirements.

  6. Q: What is the settling time of the AD7247AANZ? A: The settling time of the AD7247AANZ is typically 10 microseconds, ensuring fast and accurate conversion.

  7. Q: Does the AD7247AANZ require an external reference voltage? A: Yes, the AD7247AANZ requires an external reference voltage to determine the full-scale output range.

  8. Q: Can the AD7247AANZ be controlled using a microcontroller? A: Yes, the AD7247AANZ can be easily interfaced with a microcontroller using standard digital communication protocols such as SPI or I2C.

  9. Q: What is the power consumption of the AD7247AANZ? A: The power consumption of the AD7247AANZ is typically around 5mW, making it suitable for low-power applications.

  10. Q: Are there any evaluation boards or reference designs available for the AD7247AANZ? A: Yes, Analog Devices provides evaluation boards and reference designs that can help users quickly prototype and integrate the AD7247AANZ into their technical solutions.

Please note that these answers are general and may vary depending on specific application requirements and datasheet specifications.