Data Acquisition - Digital to Analog Converters (DAC)

Image Part Number Description / PDF Quantity Rfq
AD667JPZ

AD667JPZ

Analog Devices, Inc.

IC DAC 12BIT V-OUT 28PLCC

55

LTC2636HMS-HMX10#TRPBF

LTC2636HMS-HMX10#TRPBF

Analog Devices, Inc.

IC DAC 10BIT V-OUT 16MSOP

0

MAX530AEWG

MAX530AEWG

Analog Devices, Inc.

MAX530 VOLTAGE OUTPUT,12-BIT DAC

146

MAX5361NEUK

MAX5361NEUK

Analog Devices, Inc.

6-BIT DAC WITH SERIAL INTERFACE

3946

AD5689RBCPZ-RL7

AD5689RBCPZ-RL7

Analog Devices, Inc.

IC DAC 16BIT V-OUT 16LFCSP

0

DAC08CP

DAC08CP

Analog Devices, Inc.

8-BIT MULTIPLYING DAC

120010

LTC1821-1AIGW#PBF

LTC1821-1AIGW#PBF

Analog Devices, Inc.

IC DAC 16BIT V-OUT 36SSOP

86

LTC2636IDE-HMX12#TRPBF

LTC2636IDE-HMX12#TRPBF

Analog Devices, Inc.

IC DAC 12BIT V-OUT 14DFN

0

LTC2619IGN-1#PBF

LTC2619IGN-1#PBF

Analog Devices, Inc.

IC DAC 14BIT V-OUT 16SSOP

0

AD9778ABSVZ

AD9778ABSVZ

Analog Devices, Inc.

IC DAC 14BIT A-OUT 100TQFP

10

LTC2634HUD-HMI12#PBF

LTC2634HUD-HMI12#PBF

Analog Devices, Inc.

IC DAC 12BIT V-OUT 16QFN

0

MAX5530ETC

MAX5530ETC

Analog Devices, Inc.

MAX5530 12-BIT, V-OUT DAC

387

LTC1597-1ACG#PBF

LTC1597-1ACG#PBF

Analog Devices, Inc.

IC DAC 16BIT A-OUT 28SSOP

384

LTC2668IUJ-16#PBF

LTC2668IUJ-16#PBF

Analog Devices, Inc.

IC DAC 16BIT V-OUT 40QFN

183

AD5553CRMZ

AD5553CRMZ

Analog Devices, Inc.

IC DAC 14BIT A-OUT 8MSOP

510

AD5692RACPZ-RL7

AD5692RACPZ-RL7

Analog Devices, Inc.

IC DAC 14BIT V-OUT 8LFCSP

2174

LTC2654BCUF-H16#PBF

LTC2654BCUF-H16#PBF

Analog Devices, Inc.

IC DAC 16BIT V-OUT 20QFN

0

MAX5360NEUK

MAX5360NEUK

Analog Devices, Inc.

6-BIT DAC WITH SERIAL INTERFACE

1961

AD5641ACPZ-REEL7

AD5641ACPZ-REEL7

Analog Devices, Inc.

2.7-5.5V 14 BIT NANODAC WITH SPI

11259

LTC2622CMS8#PBF

LTC2622CMS8#PBF

Analog Devices, Inc.

IC DAC 12BIT V-OUT 8MSOP

0

Data Acquisition - Digital to Analog Converters (DAC)

1. Overview

Digital-to-Analog Converters (DACs) are semiconductor devices that convert digital signals into analog voltages or currents. They serve as critical interfaces between digital systems and real-world analog environments. DACs are essential in applications requiring precise control of analog outputs, such as audio processing, industrial automation, and communication systems. Their performance directly impacts signal fidelity, system accuracy, and overall efficiency in data acquisition chains.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Current-Steering DACHigh-speed operation using switched current sourcesRF signal generation, high-speed test equipment
Voltage-Output DACDirect voltage generation with built-in amplifiersProcess control, sensor calibration
Multiplixing DACSupports variable reference inputs for signal modulationDigital gain control, programmable power supplies
Pipeline DACSegmented architecture for high sample ratesCommunication transmitters, video processing
Sigma-Delta ( - ) DACHigh-resolution with noise shaping techniquesAudio systems, precision measurement instruments

3. Structure and Components

A typical DAC IC comprises: - Digital Interface (SPI, I2C, or parallel bus) - Decoder Circuitry for binary/thermometer code conversion - Resistor/Capacitor Arrays for weighted signal summation - Switch Matrix controlling current/voltage paths - Output Amplifier conditioning the analog signal - Reference Voltage Source ensuring conversion stability Modern DACs often integrate calibration logic and temperature compensation circuits in QFN, TSSOP, or BGA packages.

4. Key Technical Specifications

ParameterSignificance
Resolution (bits)Determines the smallest analog change (e.g., 12-bit 4096 steps)
Sample Rate (SPS)Maximum conversion speed (up to 10 GSPS in RF DACs)
Integral Nonlinearity (INL)Measures deviation from ideal transfer function
Differential Nonlinearity (DNL)Indicates step size consistency
Settling TimeTime to stabilize output after digital input change
Power ConsumptionCrucial for portable/battery-powered systems

5. Application Areas

Main industries include: - Consumer Electronics: Smartphones (audio DACs), streaming devices - Industrial Automation: PLC systems, CNC machine control - Medical Equipment: MRI imaging systems, patient monitoring - Telecommunications: Optical modems, 5G base stations - Test & Measurement: Signal generators, oscilloscopes - Automotive: EV battery management, ADAS sensor calibration

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
Texas InstrumentsDAC38J8416-bit, 2.5 GSPS RF DAC with JESD204B interface
Analog DevicesAD575516-channel, industrial voltage/current output DAC
Maxim IntegratedMAX513410-bit, 1.8V low-power video DAC
Nordic SemiconductornRF21540RF front-end with integrated DAC for IoT devices

7. Selection Guidelines

Key considerations: - Match resolution and speed requirements (e.g., audio vs. RF applications) - Evaluate output type (current/voltage) and drive capability - Assess linearity specifications (INL/DNL) for precision needs - Consider power budget and thermal management - Verify digital interface compatibility (SPI, I2C, etc.) - Temperature range and package type for environmental conditions - Calibration features for long-term stability

8. Industry Trends

Current development directions include: - Integration with ADCs and signal processors in SoC solutions - Advancements in R-2R ladder architectures for higher precision - Development of radiation-hardened DACs for aerospace applications - Energy-efficient designs for IoT edge devices - Expansion of AI-driven calibration algorithms - Adoption of advanced packaging (e.g., 3D stacking) for higher density Market growth is driven by 5G infrastructure, autonomous vehicles, and industrial IoT deployments requiring high-speed, high-accuracy signal conversion.

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