Data Acquisition - Digital to Analog Converters (DAC)

Image Part Number Description / PDF Quantity Rfq
DAC128S085CISQ/NOPB

DAC128S085CISQ/NOPB

Texas Instruments

IC DAC 12BIT V-OUT 16WQFN

2074

DAC8811ICDRBT

DAC8811ICDRBT

Texas Instruments

IC DAC 16BIT A-OUT 8SON

445

DAC8560IDDGKT

DAC8560IDDGKT

Texas Instruments

IC DAC 16BIT V-OUT 8VSSOP

204

DAC38RF96IAAV

DAC38RF96IAAV

Texas Instruments

IC DAC 2 SE 144FCBGA

0

DAC902E

DAC902E

Texas Instruments

IC DAC 12BIT A-OUT 28TSSOP

201

TLV5608IPWR

TLV5608IPWR

Texas Instruments

TLV5608 2.7V TO 5.5V 10-BIT 8-CH

399

TLV5620ID

TLV5620ID

Texas Instruments

IC DAC 8BIT V-OUT 14SOIC

10

TLC5618CDR

TLC5618CDR

Texas Instruments

DAC, SERIAL INPUT LOADING

87500

DAC80508MCYZFR

DAC80508MCYZFR

Texas Instruments

IC DAC 16BIT V-OUT 16DSBGA

0

TLV5633CDW

TLV5633CDW

Texas Instruments

TLV5633 12-BIT DAC PARALLEL VOLT

0

DAC60501MDGST

DAC60501MDGST

Texas Instruments

SINGLE CHANNEL DAC 12BIT- MIDCOD

270

DAC7615U

DAC7615U

Texas Instruments

IC DAC 12BIT V-OUT 16SOIC

2

TLC7524EDRG4

TLC7524EDRG4

Texas Instruments

IC DAC 8BIT A-OUT 16SOIC

0

V62/06638-02XE

V62/06638-02XE

Texas Instruments

DAC5652-EP ENHANCED-PRODUCT DUAL

49

TLV5629IDWG4

TLV5629IDWG4

Texas Instruments

IC DAC 8BIT V-OUT 20SOIC

0

TLC34074-135FN

TLC34074-135FN

Texas Instruments

DAC, 8-BIT, 1 FUNC PQCC84

150

DAC7654YBT

DAC7654YBT

Texas Instruments

DAC, SERIAL INPUT

1250

TLV5639CDWG4

TLV5639CDWG4

Texas Instruments

D/A CONVERTER, 1 FUNC, PARALLEL,

22

DAC5311IDCKT

DAC5311IDCKT

Texas Instruments

IC DAC 8BIT V-OUT SC70-6

13969

TLC7524CPWRG4

TLC7524CPWRG4

Texas Instruments

DAC, PARALLEL, 8 BITS INPUT

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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