Data Acquisition - Digital to Analog Converters (DAC)

Image Part Number Description / PDF Quantity Rfq
LTC2633CTS8-LZ8#TRPBF

LTC2633CTS8-LZ8#TRPBF

Analog Devices, Inc.

IC DAC 8BIT V-OUT TSOT23-8

0

LTC2607IDE-1#PBF

LTC2607IDE-1#PBF

Analog Devices, Inc.

IC DAC 16BIT V-OUT 12DFN

97

MAX5156AEEE

MAX5156AEEE

Analog Devices, Inc.

DUAL, 12-BIT, VOLTAGE-OUT DAC

0

DAC8043AES

DAC8043AES

Analog Devices, Inc.

12-BIT SERIAL IN MULTIPLYING DAC

4914

AD5428YRUZ-REEL

AD5428YRUZ-REEL

Analog Devices, Inc.

IC DAC 8BIT A-OUT 20TSSOP

0

AD9786BSVRL

AD9786BSVRL

Analog Devices, Inc.

DAC,PARALLEL, WORD INPUT

980

MAX543BCSA

MAX543BCSA

Analog Devices, Inc.

MULTIPLYING DAC

0

AD7237KRZ-REEL

AD7237KRZ-REEL

Analog Devices, Inc.

DAC, 2 CH, PARALLEL, WORD INPUT

540

LTC2633HTS8-LZ12#TRPBF

LTC2633HTS8-LZ12#TRPBF

Analog Devices, Inc.

IC DAC 12BIT V-OUT TSOT23-8

0

LTC2633AHTS8-LI12#TRPBF

LTC2633AHTS8-LI12#TRPBF

Analog Devices, Inc.

IC DAC 12BIT V-OUT TSOT23-8

0

AD5753BCPZ-RL7

AD5753BCPZ-RL7

Analog Devices, Inc.

1 CHANNEL, 16-BIT +/-4-TO-20 MA

750

LTC2632HTS8-LX10#TRPBF

LTC2632HTS8-LX10#TRPBF

Analog Devices, Inc.

IC DAC 10BIT V-OUT TSOT23-8

0

LTC2636IDE-LZ10#TRPBF

LTC2636IDE-LZ10#TRPBF

Analog Devices, Inc.

IC DAC 10BIT V-OUT 14DFN

0

LTC2601CDD#TRPBF

LTC2601CDD#TRPBF

Analog Devices, Inc.

IC DAC 16BIT V-OUT 10DFN

1249

LTC2637IDE-HMI12#TRPBF

LTC2637IDE-HMI12#TRPBF

Analog Devices, Inc.

IC DAC 12BIT V-OUT 14DFN

0

PM7542HP

PM7542HP

Analog Devices, Inc.

M-PROC COMPATIBLE 12-BIT DAC

0

AD5660CRMZ-3REEL7

AD5660CRMZ-3REEL7

Analog Devices, Inc.

IC DAC 16BIT V-OUT 8MSOP

0

AD5695RARUZ-RL7

AD5695RARUZ-RL7

Analog Devices, Inc.

IC DAC 14BIT V-OUT 16TSSOP

0

AD7541AKNZ

AD7541AKNZ

Analog Devices, Inc.

D/A CONVERTER, PARALLEL, WORD IN

3372

AD7302BR

AD7302BR

Analog Devices, Inc.

DAC, PARALLEL, 8 BITS INPUT

15603

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.

RFQ BOM Call Skype Email
Top