Application Notes (11)
- AN-1141: Powering a Dual Supply Precision ADC with Switching Regulators (pdf, 640 kB)
- AN-935: Designing an ADC Transformer-Coupled Front End (pdf, 363 kB)
- AN-932: Power Supply Sequencing (pdf, 95 kB)
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AN-931: Understanding PulSAR ADC Support Circuitry
(pdf, 299 kB)
This application note discusses in general the pitfalls that occur regularly when using SAR ADCs and, more importantly, how to easily prevent them. - AN-877: Interfacing to High Speed ADCs via SPI (pdf, 1594 kB)
- AN-742: Frequency Domain Response of Switched-Capacitor ADCs (pdf, 401 kB)
- AN-649: Using the Analog Devices Active Filter Design Tool (pdf, 5301 kB)
- AN-581: Biasing and Decoupling Op Amps in Single Supply Applications (pdf, 166 kB)
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AN-417: Fast Rail-to-Rail Operational Amplifiers Ease Design Constraints in Low Voltage High Speed Systems
(pdf, 228 kB)
Movement towards lower power supply voltages is driven by the demand that systems consume less and less power coupled with the desire to reduce the number of power supply voltages in the system. The following applications are discussed: Single-Ended and Differential Input ADC Input Circuits, Video Line Driver, Active Filter, HDSL Transceiver, and Transformer Drive Circuits. -
AN-402: Replacing Output Clamping Op Amps with Input Clamping Amps
(pdf, 55 kB)
So far most clamping amplifiers have relied upon an output clamping architecture and are called output clamp amps (OCAs). A new architecture called an input clamp amp (ICA) offers superior clamping accuracy and lower distortion. - AN-356: User's Guide to Applying and Measuring Operational Amplifier Specifications (pdf, 538 kB)
Circuit Note (8)
- CN-0039: AD7266 SAR ADC in DC-Coupled Differential and Single-Ended Applications (pdf, 109 kB)
- CN-0040: DC-Coupled, Single-Ended-to-Differential Conversion Using the AD8138 Low Distortion Differential ADC Driver and the AD7352 Dual, 3 MSPS, 12-Bit SAR ADC (pdf, 108 kB)
- CN-0041: DC-Coupled, Single-Ended-to-Differential Conversion Using the AD8138 Low Distortion Differential ADC Driver and the AD7356 5 MSPS, 12-Bit SAR ADC (pdf, 98 kB)
- CN-0042: Driving the AD7366/AD7367 Bipolar SAR ADC in Low-Distortion DC-Coupled (pdf, 130 kB)
- CN-0048: AD7265 12-Bit, 3-Channel SAR ADC in Differential and Single-Ended Configurations Using the AD8022 High Speed Op Amp (pdf, 153 kB)
- CN-0052: Unipolar, Precision DC Digital-to-Analog Conversion using the AD5450/AD5451/AD5452/AD5453 8-/10-/12-/14-Bit DACs (pdf, 112 kB)
- CN-0061: DC-Coupled, Single-Ended-to-Differential Conversion Using the AD8138 Low Distortion Differential ADC Driver and AD7357 Dual, 4.2 MSPS, 14-Bit SAR ADC (pdf, 96 kB)
- CN-0187: Crest Factor, Peak, and RMS RF Power Measurement Circuit Optimized for High Speed, Low Power, and Single 3.3 V Supply (pdf, 163 kB)
Technical Articles (7)
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Choosing an A/D Converter for Motor Control Apps
Designers must solve challenges associated with current and voltage monitoring, optical encoder feedback, and resolver-to-digital conversion (Electronic Products, 5/2004) -
High-Voltage Monitor Features High Accuracy
... Article is on page 3 of PDF.
(Electronic Design, Ideas for Design, 8/19/2002) -
Maximize Performance When Driving Differential ADCs
... Converting a single-ended signal to a differential signal before the analog-to-digital conversion can improve the performance of your data-acquisition system. By Sally Paterson, Analog Devices (EDN, 6/12/2003) - MS-2022: Seven Steps to Successful Analog-to-Digital Signal Conversion (Noise Calculation for Proper Signal Conditioning) (pdf, 277 kB)
- MS-2124: Understanding AC Behaviors of High Speed ADCs (pdf, 276 kB)
- MS-2210: Designing Power Supplies for High Speed ADC (pdf, 327 kB)
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Nine Often Overlooked ADC Specifications
(pdf, 445 kB)
Analog-to-digital converters (ADCs) have many specifications; some are more important for a given application than others. Understanding these specifications and controlling external devices affecting the ADC will lead to better performance.
ADIsim Design/Simulation Tools (2)
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ADIsimOpAmp™
This tool will help with the selection, evaluation and troubleshooting of voltage feedback Op-Amps. It uses typical data to model the behavior of a selected amplifier. It allows a user to select an amplifier, configure a circuit, apply a signal and evaluate the performance. It is useful for checking an amplifier's spec's such as Bandwidth, Slew Rate, Input/Output Range, Gain Error, Load Current, Stability Issues and DC Errors in a given circuit. -
ADIsimPower™ Voltage Regulator Design Tool
This expert design tool produces custom DC-DC converter designs in about a minute. The user enters 5 inputs and chooses to optimize for efficiency, PCB space, cost, or part count. Output is a complete schematic, BOM, efficiency plot, and performance summary. A PDF summary and a blank PCB is offered for each design to facilitate fast prototyping to verify the design.
Data Sheets (3)
Design Calculators (1)
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OpAmp Stability
An applet for demonstrating stability effects in opamp buffers.
Design Handbooks (1)
Device Drivers (1)
Documentation (6)
- AD7266/AD7265, Differential/Single-Ended Input, Dual 2 MSPS, 12-Bit, 3-Channel SAR A/D Converter Evaluation Tools (EVAL-AD7266/65EDZ) Using EVAL-CED1Z
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ADIsimPower™ Voltage Regulator Design Tool
This expert design tool produces custom DC-DC converter designs in about a minute. The user enters 5 inputs and chooses to optimize for efficiency, PCB space, cost, or part count. Output is a complete schematic, BOM, efficiency plot, and performance summary. A PDF summary and a blank PCB is offered for each design to facilitate fast prototyping to verify the design. - EVAL-PRAOPAMP - Universal Precision Op Amp Evaluation Board
- UG-128: Universal Evaluation Board for Dual High Speed Op Amps in SOIC Packages (pdf, 208 kB)
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UG-129: Evaluation Board User Guide
(pdf, 208 kB)
Universal Evaluation Board for Dual High Speed Op Amps in MSOP Packages - AN-649: Using the Analog Devices Active Filter Design Tool (pdf, 5301 kB)
FAQs/RAQs (1)
FPGA HDL (2)
Overview (2)
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Converters for Motor Control
(pdf, 929 kB)
Higher performance, greater accuracy and speed, and ultralow power consumption highlight Analog Devices’ portfolio of data converters for motor control. Each delivers optimum quality signals to/from the real world and processes the data with less development time, fewer parts, and lower costs. -
Medical Applications
- Booklet (pdf, 970 kB)
- Technical Presentation (ppt)
Product Reviews (1)
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Data-Converter Trio Zeroes In On High-Level Motor Control
(Electronic Design, 3/1/3005)
Product Selection Guide (1)
- High Speed Amplifiers Selection Table (pdf, 77 kB)
SPICE Models (2)
- AD8022 SPICE Macro-Model
- OP177 SPICE Macro-Model
Tutorials (18)
- MT-001: Taking the Mystery out of the Infamous Formula, "SNR=6.02N + 1.76dB," and Why You Should Care (pdf, 94 kB)
- MT-002: What the Nyquist Criterion Means to Your Sampled Data System Design (pdf, 152 kB)
- MT-031: Grounding Data Converters and Solving the Mystery of (pdf, 144 kB)
- MT-032: Ideal Voltage Feedback (VFB) Op Amp (pdf, 65 kB)
- MT-033: Voltage Feedback Op Amp Gain and Bandwidth (pdf, 251 kB)
- MT-036: Op Amp Output Phase-Reversal and Input Over-Voltage Protection (pdf, 653 kB)
- MT-048: Op Amp Noise Relationships: 1/f Noise, RMS Noise, and Equivalent Noise Bandwidth (pdf, 81 kB)
- MT-049: Op Amp Total Output Noise Calculations for Single-Pole System (pdf, 40 kB)
- MT-050: Op Amp Total Output Noise Calculations for Second-Order System (pdf, 38 kB)
- MT-052: Op Amp Noise Figure: Don't Be Mislead (pdf, 60 kB)
- MT-053: Op Amp Distortion: HD, THD, THD + N, IMD, SFDR, MTPR (pdf, 104 kB)
- MT-056: High Speed Voltage Feedback Op Amps (pdf, 109 kB)
- MT-058: Effects of Feedback Capacitance on VFB and CFB Op Amps (pdf, 66 kB)
- MT-059: Compensating for the Effects of Input Capacitance on VFB and CFB Op Amps Used in Current-to-Voltage Converters (pdf, 69 kB)
- MT-060: Choosing Between Voltage Feedback and Current Feedback Op Amps (pdf, 62 kB)
- MT-074: Differential Drivers for Precision ADCs (pdf, 249 kB)
- MT-075: Differential Drivers for High Speed ADCs Overview (pdf, 183 kB)
- MT-076: Differential Driver Analysis (pdf, 95 kB)
User Guides (2)
- UG-128: Universal Evaluation Board for Dual High Speed Op Amps in SOIC Packages (pdf, 208 kB)
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UG-129: Evaluation Board User Guide
(pdf, 208 kB)
Universal Evaluation Board for Dual High Speed Op Amps in MSOP Packages
Utilities and Conversions (2)
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dBm/dBu/dBv Calculator
This calculator converts between standard units of power measurement and signal strength. -
Power Dissipation vs Die Temp
This tool estimates die temperature and power dissipation based on the supply voltages, ambient temperature, load characteristics, and package thermal data.
Webcasts (1)
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A Stress-Free Method for Choosing High-Speed Op Amps
A decision-tree approach to making the critical decision about high-speed op amp selection, including a look at some helpful tools.
