Data Acquisition - Digital to Analog Converters (DAC)

Image Part Number Description / PDF Quantity Rfq
TLC7528IN

TLC7528IN

Texas Instruments

TLC7528 8-BIT, 0.1 US DUAL MDAC,

26304

DAC104S085CISDX/NOPB

DAC104S085CISDX/NOPB

Texas Instruments

IC DAC 10BIT V-OUT 10WSON

4253

DAC908U/1K

DAC908U/1K

Texas Instruments

DAC908 8-BIT 165-MSPS DIGITAL-TO

7584

DAC5573IPWR

DAC5573IPWR

Texas Instruments

DAC5573 8-BIT, QUAD DAC WITH I2C

251664

TLV5627CPW

TLV5627CPW

Texas Instruments

TLV5627 8-BIT, 3 US QUAD DAC, SE

17309

DAC904E

DAC904E

Texas Instruments

IC DAC 14BIT A-OUT 28TSSOP

553

DAC902UG4

DAC902UG4

Texas Instruments

DAC, PARALLEL, WORD INPUT

0

DAC8562SDGST

DAC8562SDGST

Texas Instruments

IC DAC 16BIT V-OUT 10VSSOP

247

DAC7513N/3K

DAC7513N/3K

Texas Instruments

IC DAC 12BIT V-OUT SOT23-8

740

DAC80508ZYZFT

DAC80508ZYZFT

Texas Instruments

IC DAC 16BIT V-OUT 16DSBGA

272

DAC60504BRTET

DAC60504BRTET

Texas Instruments

IC DAC 12BIT V-OUT 16WQFN

212

DAC8501E/2K5

DAC8501E/2K5

Texas Instruments

IC DAC 16BIT V-OUT 8VSSOP

252

DAC61416RHAR

DAC61416RHAR

Texas Instruments

DIGITAL TO ANALOG CONVERTER

0

TLV5637IDR

TLV5637IDR

Texas Instruments

TLV5637 10-BIT, 1 US DAC SERIAL

26091

DAC7613E

DAC7613E

Texas Instruments

IC DAC 12BIT V-OUT 24SSOP

204

DAC714PG4

DAC714PG4

Texas Instruments

IC DAC 16BIT V-OUT 16DIP

0

TLV5606CD

TLV5606CD

Texas Instruments

IC DAC 10BIT V-OUT 8SOIC

0

DAC7615EB

DAC7615EB

Texas Instruments

IC DAC 12BIT V-OUT 20SSOP

0

DAC7558IRHBTG4

DAC7558IRHBTG4

Texas Instruments

IC DAC 12BIT V-OUT 32VQFN

0

DAC5674IPHP

DAC5674IPHP

Texas Instruments

IC DAC 14BIT A-OUT 48HTQFP

780

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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