AD7244AQ
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Analog Devices Inc. AD7244AQ

Manufacturer No:
AD7244AQ
Manufacturer:
Analog Devices Inc.
Package:
Bulk
Description:
IC DAC 14BIT V-OUT 24CDIP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The AD7244AQ, produced by Analog Devices Inc., is a high-performance, dual, complete 12-bit/14-bit serial Digital-to-Analog Converter (DAC). This component is part of the AD7242/AD7244 series, which offers advanced features for precision analog output generation. The AD7244AQ operates from ±5 V power supplies and provides an analog output range of ±3 V, making it suitable for a variety of applications requiring high-resolution analog signals.

Key Specifications

Parameter Value
Resolution 14-bit
Power Supplies ±5 V
Analog Output Range ±3 V
Reference Voltage On-chip 3 V reference or external reference
Settling Time 4 μs to ±1/2 LSB
Package Types 24-pin DIP, 28-pin SOIC
Operating Temperature –40°C to +85°C
Power Consumption 130 mW typical

Key Features

  • Dual 12-Bit/14-Bit DACs: The AD7244AQ includes two complete DACs with output amplifiers, providing high-resolution analog output.
  • On-Chip Voltage Reference: The device features an on-chip 3 V reference or can be driven from an external reference source.
  • High Speed Serial Interface: A high-speed serial interface allows easy interfacing with DSP processors and microcontrollers, with separate serial ports for each DAC.
  • Fast Settling Time: The AD7244AQ has a settling time of 4 μs to ±1/2 LSB, ensuring rapid and accurate analog output.
  • Low Power Consumption: The device operates with a typical power consumption of 130 mW.
  • Compact Packaging: Available in 24-pin DIP and 28-pin SOIC packages, offering significant space savings.

Applications

  • Industrial Control Systems: Suitable for applications requiring precise analog control signals.
  • Medical Devices: Used in medical equipment where high-resolution analog outputs are necessary.
  • Aerospace and Defense: Applicable in systems requiring reliable and precise analog signal generation.
  • Automotive Systems: Can be used in automotive control systems that demand high accuracy and reliability.
  • Test and Measurement Equipment: Ideal for equipment that requires precise and stable analog outputs.

Q & A

  1. What is the resolution of the AD7244AQ?

    The AD7244AQ has a resolution of 14 bits.

  2. What are the power supply requirements for the AD7244AQ?

    The AD7244AQ operates from ±5 V power supplies.

  3. What is the analog output range of the AD7244AQ?

    The analog output range is ±3 V.

  4. Does the AD7244AQ have an on-chip voltage reference?

    Yes, the AD7244AQ features an on-chip 3 V reference, but it can also be driven from an external reference source.

  5. What is the settling time of the AD7244AQ?

    The settling time is 4 μs to ±1/2 LSB.

  6. In what package types is the AD7244AQ available?

    The AD7244AQ is available in 24-pin DIP and 28-pin SOIC packages.

  7. What is the operating temperature range of the AD7244AQ?

    The operating temperature range is –40°C to +85°C.

  8. How much power does the AD7244AQ typically consume?

    The typical power consumption is 130 mW.

  9. Can the AD7244AQ be easily interfaced with DSP processors and microcontrollers?

    Yes, the AD7244AQ has a high-speed serial interface that allows easy interfacing with DSP processors and microcontrollers.

  10. What are some common applications of the AD7244AQ?

    The AD7244AQ is commonly used in industrial control systems, medical devices, aerospace and defense, automotive systems, and test and measurement equipment.

Product Attributes

Number of Bits:14
Number of D/A Converters:2
Settling Time:4µs
Output Type:Voltage - Buffered
Differential Output:No
Data Interface:SPI
Reference Type:External, Internal
Voltage - Supply, Analog:±5V
Voltage - Supply, Digital:- 
INL/DNL (LSB):±2 (Max), ±1 (Max)
Architecture:R-2R
Operating Temperature:-40°C ~ 85°C
Package / Case:24-CDIP (0.300", 7.62mm)
Supplier Device Package:24-CDIP
Mounting Type:Through Hole
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Similar Products

Part Number AD7244AQ AD7245AQ AD7248AQ AD7247AQ AD7243AQ
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Active Active Active Active Active
Number of Bits 14 12 12 12 12
Number of D/A Converters 2 1 1 2 1
Settling Time 4µs 5µs, 10µs 5µs, 10µs 10µs 10µs
Output Type Voltage - Buffered Voltage - Buffered Voltage - Buffered Voltage - Buffered Voltage - Buffered
Differential Output No No No No No
Data Interface SPI Parallel Parallel Parallel DSP, SPI
Reference Type External, Internal Internal Internal External, Internal External, Internal
Voltage - Supply, Analog ±5V ±14.25V ~ 15.75V ±14.25V ~ 15.75V ±15V 12V ~ 15V
Voltage - Supply, Digital - 14.25V ~ 15.75V 14.25V ~ 15.75V 15V -
INL/DNL (LSB) ±2 (Max), ±1 (Max) ±1 (Max), ±1 (Max) ±1 (Max), ±1 (Max) ±1 (Max), ±0.9 (Max) ±0.5, ±0.9
Architecture R-2R R-2R R-2R R-2R R-2R
Operating Temperature -40°C ~ 85°C -25°C ~ 85°C -25°C ~ 85°C -55°C ~ 125°C -40°C ~ 85°C
Package / Case 24-CDIP (0.300", 7.62mm) 24-CDIP (0.300", 7.62mm) 24-CDIP (0.300", 7.62mm) 24-CDIP (0.300", 7.62mm) 16-CDIP (0.300", 7.62mm)
Supplier Device Package 24-CDIP 24-CDIP 24-CDIP 24-CDIP 16-CERDIP
Mounting Type Through Hole Through Hole Through Hole Through Hole Through Hole

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