Tool/software:
Making Your Own Difference Amp—sometimes 1% resistors are good enough
“I Need High Input Impedance!”
“Typical”—what does it mean in a data sheet specification?
2-Wire 4-20 mA Sensor Transmitters: Background and Compliance Voltage (Part 1)
2-Wire 4-20 mA Sensor Transmitters: Understanding the 2-wire Transmitter GND (Part 2)
2-Wire 4-20mA Sensor Transmitters: Sensor and Transmitter Current Consumption Limitations (Part 3)
2-wire 4-20mA sensor transmitters: Designing Input Isolated 2-Wire Sensor Transmitters (Part 5)
2-wire 4-20mA sensor transmitters: Increasing Sensor Power with Switching Power Supplies (Part 6)
Bypass Capacitors… yes, but why?
Dealing with rejection: Instrumentation amplifier PSRR and CMRR (Part I)
Dealing with rejection: Instrumentation amplifier PSRR and CMRR (Part II)
Difference Amplifiers—the need for well-matched resistors
How Instrumentation Amplifier Vcm vs. Vout plots change with supply and reference voltage
How to calculate the effects of resistor self-heating
How to design fully isolated 4-wire sensor transmitters
How to layout a PCB for an instrumentation amplifier
Industrial DACs: Protecting 3-wire analog outputs
Instrumentation Amplifiers—avoiding a common pitfall
Internal Input Bias Current Cancellation
Overlooking the obvious: the input impedance of a difference amplifier
Paralleling Op Amps—is it possible?
Planet Analog: 4-wire current-loop sensor transmitters
Protecting Inputs from Damage— EOS
Thermocouples—stuff that every analog designer should know
Understanding voltage references: level shift of precision voltage references
Why correct voltage matters for op-amp PowerPads
Why doesn’t my INA CMRR change with gain?
2 steps to achieve 16-bit settling for your high-throughput data-acquisition system
A guide to the construction of an emergency transceiver
Amp up your cans: How much power do headphones need? (Part 1)
Amp up your cans: Is your op amp stable? (Part 2)
Amp up your cans: Test your headphone amplifier distortion knowledge (Part 3)
Amp up your cans: Distortion in headphone amplifiers (Part 4)
Amp up your cans: pop/click suppression in headphone amplifiers (Part 5)
Breadboarding with Micro-Packages—Ouch!
Chopper Op Amps—are they really noisy?
Comparators—what’s all the chatter?
Designing high-performance, cost-sensitive transimpedance op-amp circuits
Differential Input Clamps-- can they affect your op amp circuits?
Don’t be negative about single supply comparators!
Get the most out of your pot - Don’t mess up the rotation!
How does package level trim compare to other offset correction methods?
How to design cost-sensitive battery-monitoring circuits
How to design cost-sensitive DC instrumentation circuits
How to fix your simulations when the macromodel’s voltage noise doesn’t match the datasheet
How to read data sheet specs and test conditions - tricky stuff!
I Like Change… except when it happens!
IC long-term stability: The only constant is change
Input Bias Current Cancelation Resistors—do you really need them?
Input Capacitance—common-mode?...differential?… huh?
Matchy Matchy—how alike are dual op amps?
My amplifier has high PSRR, so I don’t need to worry about supply variation…Right?
Noise from active filters: An unwelcome surprise
Offset Voltage and Open-Loop Gain—they’re cousins
Op amp supply limits: are they critical?
Op Amp Voltage Ranges—input and output, clearing some confusion
Op Amps used as Comparators—is it okay?
Part 1- Electrical overstress in a nutshell
Part 2 - Electrical overstress in a nut shell
Part 3 - Electrical overstress in a nut shell
Part I - What op amp bandwidth do I need? (Transimpedance Amplifiers)
Part II - What op amp bandwidth do I need? (Transimpedance Amplifiers)
Part III - What op amp bandwidth do I need? (Transimpedance Amplifiers)
Perils of using op amps outside the specified conditions
Planet Analog: When GND Isn’t GND, Single-Ended Circuits Become Differential
Power Supply Bypassing—SPICE Simulations vs. Reality
Put Gain Up Front—waxing philosophical
Rail-to-Rail Inputs—what you should know!
Resistor divider drift: when 5ppm + 5ppm = 5 ppm
Resistor Noise—reviewing basics, plus a Fun Quiz
Resistors in the feedback of a buffer: Ask why!
Simulating Gain-Bandwidth—the generic op amp model
SPICE op amp macromodels: “Trust but verify”
Swinging Close to Ground—single supply operation
Taming Oscillations—the capacitive load problem
Temperature Effects on Input Bias Current… plus a Random Quiz
The basics: How to layout a PCB for an op amp
The decoupling capacitor…is it really necessary?
Top questions on op amp power dissipation – Part 1
Top questions on op amp power dissipation – Part 2
Understanding total harmonic distortion and noise curves
What you need to know about operating an op amp when your voltage is too low
Why Op Amps Oscillate—an intuitive look at two frequent causes
Will the real Vos please stand up?
Zero out your system error with zero drift, zero crossover and zero hassle
A bone of contention: ENOB or effective resolution?
ADC Accuracy Part 1: Is accuracy different from resolution?
ADC Accuracy Part 2: Total unadjusted error explained
ADC Accuracy Part 3: Effect of temperature drift on ADC signal chain
Aliasing in ADCs: Not all signals are what they appear to be
Delta-sigma ADC basics: Understanding the delta-sigma modulator
Delta-sigma ADC basics: Walking around the delta-sigma blocks
Delta-sigma ADC digital filter types: sinc filters
First rule of thumb when driving ADC inputs
Four ways to improve your ADC system power supply rejection
Give your voltage regulator the margin it deserves
How to build a monitor and control solution for voltage regulators
Industrial DACs: An evolution of 3-wire analog outputs
Industrial DACs: How to design 2-wire transmitters
Industrial DACs: How to protect 2-wire transmitters
It’s in the math: how to convert an ADC code to a voltage (part 1)
It's in the math: how to convert an ADC code to a voltage (part 2)
Leverage coherent sampling and FFT windows when evaluating SAR ADCs (Part 1)
Need a higher accuracy from R2R ladder-based architecture? Try trimming!
The delta-sigma advantage to anti-aliasing filters
The impact of voltage reference noise on delta-sigma ADC resolution
Three guidelines for designing anti-aliasing filters
Using delta-sigma modulators for isolated high-voltage measurements
Chopper Op Amps—are they really noisy?
Why is it so challenging to design a voltage reference circuit for an ADC?
16-bit settling for your high-throughput data acquisition system
Caution! Your ADC may be only as good as its power supply
Delta-sigma ADC basics: How the digital filter works
Delta-sigma ADC digital filter types
Delta-sigma ADC digital filter types: Wideband filters
Help! I can’t talk to my data converter! What’s wrong?
Help! My data converter’s giving bad data! What’s wrong?
Input Isolation for 3-wire Analog Outputs
My New Year’s Resolution: Benefit from the high resolution delta-sigma ADCs
Performance comparison between SAR ADC input types – Part 1
Performance comparison between SAR ADC input types – Part 2
SAR ADC PCB Layout: The reference path
SAR ADC response times: Interface topology makes a difference (Part 1)
SAR ADC response times: Interface topology makes a difference (Part 2)
SAR ADC response times: Interface topology makes a difference (Part 3)
Settling time challenge and improvement tips
System trade-offs when using delta-sigma modulators and digital filters
The case for isolated delta-sigma modulators: Is my system fast enough for short-circuit detection?
Trying to find ADC non-linearity? Look under the carpet
Understanding input range requirements for Precision ADCs with integrated PGAs
Using SAR ADC TINA Models: Much ado about settling
Input Bias Current of CMOS and JFET Amplifiers