- Tutorial: MT-001: Taking the Mystery out of the Infamous Formula, "SNR = 6.02N + 1.76dB," and Why You Should Care (pdf)
- Tutorial: MT-002: What the Nyquist Criterion Means to Your Sampled Data System Design (pdf)
- Tutorial: MT-003: Understand SINAD, ENOB, SNR, THD, THD + N, and SFDR so You Don't Get Lost in the Noise Floor (pdf)
- Tutorial: MT-004: The Good, the Bad, and the Ugly Aspects of ADC Input Noise–Is No Noise Good Noise? (pdf)
- Tutorial: MT-005: Noise Power Ratio (NPR)–A 65-Year Old Telephone System Specification Finds New Life in Modern Wireless Applications (pdf)
- Tutorial: MT-006: ADC Noise Figure–An Often Misunderstood and Misinterpreted Specification (pdf)
Spectrum/Signal Analyzer
Analog Devices offers a variety of solutions for signal analysis and synthesis, including DDS-based solutions and Phase-Locked Loops for generating LOs and test signals, and low-noise amplifiers and gain blocks, mixers, variable-gain amplifiers and video and RF amplifiers to complete the signal source and receive signal chains. For digitizing IFs, Analog Devices provides a wide range of 14- and 16-bit high-speed ADCs.
IF and Baseband Sampling
Block Diagram
Driving ADCs
- Analog Dialogue: Ask The Applications Engineer-36: Wideband ADC Front-End Design: Amplifier Drive vs. Transformer Drive (pdf)
- Application Note: AN-1026: High Speed Differential ADC Driver Design Considerations (pdf)
- Analog Dialogue: Dual Difference Amplifier with On-Chip Resistors Implements Precision ADC Driver (pdf)
- Tutorial: "Using Op Amps With Data Converters,", Chapter 3, ADI Op Amp Applications Seminar © 2002 (pdf)
- Tutorial: "Optimizing Data Converter Interfaces," Section 2, ADI High Speed System Applications Seminar © 2006 (pdf)
- Analog Dialogue: Wideband A/D Converter Front-End Design Considerations: When to Use a Double Transformer Configuration
Signal Synthesis
- Tutorial: MT-085: Fundamentals of Direct Digital Synthesis (DDS) (pdf)
- Tutorial: MT-086: Fundamentals of Phase Locked Loops (PLLs) (pdf)
- Tutorial: High Speed DACs and DDS Systems (pdf)
- Application Note: AN-927: Determining if a Spur is Related to the DDS/DAC or to Some Other Source (For Example, Switching Supplies) (pdf)
- Application Note: AN-953: Direct Digital Synthesis (DDS) With a Programmable Modulus (pdf)
- Application Note: AN-1044: Programming the AD5932 for Frequency Sweep and Single Frequency Outputs. (pdf)
Output Amplitude Scaling
- Reference Circuit: CN0050: Stable, Closed-Loop Automatic Power Control for RF Applications
- Reference Circuit: CN0070: Precise Control of I/Q Modulator Output Power Using the ADL5386 Quadrature Modulator and the AD5621 12-Bit DAC
- Reference Circuit: CN0142: High CMRR Circuit for Converting Wideband Complementary DAC Outputs to Single-Ended Without Precision Resistors
- Reference Circuit: CN0131: 16 Channels of Programmable Output Span Using the AD5360 16-Bit Voltage Output DAC
- Analog Dialogue: Open-Loop Calibration Techniques for Digital-to-Analog Converters
- Application Note: AN-937: Designing Amplifier Circuits: How to Avoid Common Problems
Clocking Data Converters
- Application Note: AN-501: Aperture Uncertainty and ADC System Performance (pdf)
- Application Note: AN-756: Sampled Systems and the Effects of Clock Phase Noise and Jitter (pdf)
- Tutorial: MT-008: Converting Oscillator Phase Noise to Time Jitter (pdf)
- Design Tool: ADIsimCLK - Tool to predict phase noise and jitter for ADI clock products
- Design Tool: ADIsimPLL - Tool to predict phase noise and jitter for ADI PLL products
- Reference Circuit: CN0003: Very Low Jitter Encode (Sampling) Clocks for High Speed Analog-to-Digital Converters Using the ADF4002 PLL
Power Management
- Technical Article: MS-2208: Selecting the Right Passive and Discrete Components for Top System Performance (pdf)
- Rarely Asked Questions: Will a Switching Power Supply Really Degrade the A/D Converter's Performance? (pdf)
- Analog Dialogue: How to Apply Low-Dropout Regulators Successfully (pdf)
- Application Note: AN-1132: How to Apply DC-to-DC Step-Up (Boost) Regulator (pdf)
- Application Note: AN-1125: How to Apply DC-to-DC Step-Down (Buck) Regulators (pdf)
- Analog Dialogue: Synchronous Inverse SEPIC Topology Provides High Efficiency for Noninverting Buck/Boost Voltage Converters (pdf)
Measuring Temperature
- Analog Dialogue: High-Resolution Temperature Measurement (pdf)
- Application Note: AN-892: Temperature Measurement Theory and Practical Techniques (pdf)
- Application Note: AN-880: ADC Requirements for Temperature Measurement Systems (pdf)
- Tutorial: MT-093: Thermal Design Basics (pdf)
- Tutorial: Sensor Signal Conditioning - Temperature Sensors (pdf)
- Technical Note: UC-015: An ADUC824-based Temperature-Logger (pdf)
User Interface & Control
- Application Note: AN-660: XY-Matrix Keypad Interface to MicroConverter (pdf)
- Application Note: AN-1057: Using an Accelerometer for Inclination Sensing (pdf)
- Reference Circuit: CN0133: Sensing Low-g Acceleration Using the ADXL345 Digital Accelerometer Connected to the ADuC7024 Precision Analog Microcontroller (pdf)
- Application Note: AN-925: Sensors for the AD7147 and AD7148 Captouch® Controllers (pdf)
- Application Note: AN-766: Using the Noise Reduction Feature on the AD7877 Touch Screen Controller (pdf)
- Engineer-to-Engineer Note: EE-256: Using the ADSP-BF561 Blackfin Processor as a TFT-LDC Controller (pdf)
Processing
- Engineer-to-Engineer Note: EE-185: Fast Floating-Point Arithmetic Emulation on Blackfin Processors (pdf)
- Blackfin® Code examples
- Technical Article: Understanding Advanced Processor Features Promotes Efficient Coding (pdf)
- Application Note: AN-644: Frequency Measurement Using Timer 2 on a Microconverter® (pdf)
- Engineer-to-Engineer Note: EE-267: Impementing In-Place FFTs on SISD and SIMD SHARC® Processors (pdf)
- Engineer-to-Engineer Note: EE-236: Real-Time Solutions Using Mixed-Signal Front-End Devices with the Blackfin® Processor (pdf)
Decoupling, Grounding, and Making Things Go Right for a Change
- Application Note: AN-202: An IC Amplifier User's Guide to Decoupling, Grounding, and Making Things Go Right for a Change (pdf)
- Analog Dialogue: Printed Circuit Board (PCB) Design Issues, Chapter 12 (pdf)
- Technical Article: High Speed Hardware Design Techniques, Section 7a (pdf)
- Technical Article: Grounding in High Speed Systems, Section 7b (pdf)
- Technical Article: Hardware Design Techniques, Section 8, ADI Practical Design Techniques for Power and Thermal Management (pdf)
- Technical Article: PC Board Layout and Design Tools, ADI High Speed System Applications Seminar © 2006 (pdf)
