Instrumentation Amplifiers

Q&A

by atreiooo
Instrumentation Amplifiers

Latest 14 hours ago
25 1 0
Not Answered
Simulation model 0
Not Answered

I'm developing a board with the AD8237, but my prototype is experiencing oscillation at the component's output. I've simulated a circuit as close to my board as possible using LTSpice, but I can't seem to get any oscillation close to reality. Could you...

amplifiers hardware Instrumentation Amplifiers ad8237

25 1 0
by stellarpower
Instrumentation Amplifiers

on Jul 11 2025
67 0 0
Not Answered
Circuit and Layout Review: EEG PreAmp 0
Not Answered

Hello, I was wondering if I could get a review of schematic and layout for an EEG pre-amplifier I am working on. I'm not great with electronics and this is both my first non-trivial circuit and first PCB, so, please bear with me if I've made rookie errors...

Operational Amplifiers (Op Amps) eeg hardware Instrumentation Amplifiers Analog Front End biosignal Show More

67 0 0
by awolfed
Instrumentation Amplifiers

on Jul 9 2025
65 2 0
Not Answered
Time/Phase Response of ADA4254 Amplifier 0
Not Answered

Hello, I am interested in understanding the phase response of the ADA4254 amplifier. In our application, synchronization and timing are very key. In the datasheet, the frequency response plots do not include a plot for phase vs frequency. Does...

Datasheet/Specs amplifiers ADA4254 Instrumentation Amplifiers phase Show More

65 2 0
by OnaBeach
Instrumentation Amplifiers

on Jul 7 2025
70 2 0
Suggested Answer
Analog buffer +1
Suggested Answer

Is there an IC having two high impedance analog inputs that sums the signals together and sends the non-inverted unity gain signal through a low impedance output? I know it can easily be done with op-amps and resistors, but an all-in one ic (quad would...

hardware Analog buffer

70 2 0
by AngelB
Instrumentation Amplifiers

on Jun 25 2025
82 1 0
Not Answered
Pin out 0
Not Answered

Alternates for AD8421ARZ instrumentation amplifiers with one change. The pin out of the chip for an 8 SOIC configuration. Currently the part pin configuration is: Pin 1: -IN Pin 2: Rg Pin 3: Rg Pin 4: +IN Pin 5: -Vs Pin 6: REF Pin 7: Vout...

amplifiers hardware Instrumentation Amplifiers AD8421ARZ ad8421 Show More

82 1 0
by andrew-lohmann@home
Instrumentation Amplifiers

on Jun 19 2025
124 4 0
Answered
AD8293G80 Figure 6 and (Figure 9). 0
Answered

The data sheet indicates that the input common mode range extends to 0V. And the /reference input should be at least 0.8V above 0V and 0.8V below Vs+. But what does the pink area of Figure 6 mean in the datasheet? My input would be roughly -in = 0V...

amplifiers Instrumentation Amplifiers

124 4 0
by stellarpower
Instrumentation Amplifiers

on Jun 17 2025
138 2 0
Suggested Answer
Common/Reference Noise on Single-Supply InAmp 0
Suggested Answer

Hi, I'm trying to understand how to manage voltage noise on the reference pin/IBC midpoint for an instrumentation amplifier. I'm not great at electronics, so please bear with me if I'm way off!! The purpose of the board is to be an EEG preamp stage, placed...

input amplifiers hardware Instrumentation Amplifiers noise bias current reference drive Show More

138 2 0
by ADA4254
Instrumentation Amplifiers

on Jun 16 2025
104 2 0
Not Answered
About gain controlling of ada4254 through spi 0
Not Answered

Hello, I am using the SPI interface of the Redpitaya development board to set the gain of the EVAL-ADA4254, but no matter what I try, I cannot successfully set the gain. According to the ADA4254 data sheet, the register address for controlling the gain...

amplifiers hardware Instrumentation Amplifiers

104 2 0
by SavoSapienza
Instrumentation Amplifiers

on Jun 12 2025
88 1 0
Suggested Answer
InAmp Voltage Offset 0
Suggested Answer

Hi everyone, i'm Salvo from Palermo Italy. I'm desining a board to biasing and read a cryogenic temperature sensor till 50 °K. The sensor is essentially a silicon diode wich must be polarized with a 10 uA constant current, and i need simply to read...

Datasheet/Specs amplifiers Instrumentation Amplifiers Voltage offset ad8237 temperature sensor cryogenic sensor instrumentation amplifier Show More

88 1 0
by ADA4254
Instrumentation Amplifiers

on May 27 2025
357 10 0
Answered
EVAL-ADA4254 power supply +1
Answered

I read in the EVAL-ADA4254 data sheet that VDDH and VSSH require a ±28V power supply. However, I currently do not have a ±28V power supply. I only have access to the NI ELVIS II+ experimental platform, which can provide a ±15V power supply. I saw that...

amplifiers ADA4254 hardware Instrumentation Amplifiers EVAL-ADA4254 Show More

357 10 0
by mangostar
Instrumentation Amplifiers

on May 27 2025
81 2 0
Answered
I am a novice and I don’t know why an ADA4945 is connected behind the LTC6373 in the case AN-2555. +1
Answered

If I want to input a +-5v differential signal and get a 0-2.5v differential signal, what should I do?

amplifiers hardware Instrumentation Amplifiers LTC6373

81 2 0
by Hem92j
Instrumentation Amplifiers

on May 21 2025
126 4 0
Answered
Instrumentation Amplifier Recommendation +1
Answered

Hello all, I hope you are doing well. I have asked the same question earlier in the different forum. please find the attched link for referance. signal conditioning circuit design - Q&A - Precision ADCs - EngineerZone Project Description: I am...

hardware Instrumentation Amplifiers Differential Amplifiers and ADC Drivers strain gauge

126 4 0
by Salihs
Instrumentation Amplifiers

on May 2 2025
177 4 0
Answered
Showing ringing for step response +1
Answered

In LTSPICE when i give step input(small signal) it shows ringing and unstable. How to avoid this . LTSPICE Schematic and step response has been attached.

amplifiers hardware Instrumentation Amplifiers ad8421

177 4 0
by Toku
Instrumentation Amplifiers

on Apr 27 2025
358 7 0
Answered
About gain control 0
Answered

Hello expert, Our customer is considering using ADA4254. Please let me ask you a question about gain control. Is it possible for the ADA4254 to adjust gain only by GPIO setting without SPI control? Sincerely, Tsuyoshi Tokumoto

amplifiers ADA4254 hardware Instrumentation Amplifiers

358 7 0
by Junwah
Instrumentation Amplifiers

on Apr 14 2025
163 2 0
Answered
Amplifying 0 to 1mV by gain of 1000 +1
Answered

I am trying to amplify a signal from 0mV to 1mV to 0V to 1V with a gain of 1000 with AD620. The amplified output from the AD620 is for Arduino Nano to read as Arduino Nano cannot read voltages as small as microvolt. I had completed the simulation in Proteus...

amplifiers hardware Instrumentation Amplifiers amplifier instrumentation amplifier ad620 instrumentation_amplifier Show More

163 2 0

Partner Forums

Partner Libraries

Q&A

Not Answered
Simulation model 0
Not Answered

Not Answered
Circuit and Layout Review: EEG PreAmp 0
Not Answered

Not Answered
Time/Phase Response of ADA4254 Amplifier 0
Not Answered

Suggested Answer
Analog buffer +1
Suggested Answer

Not Answered
Pin out 0
Not Answered

Answered
AD8293G80 Figure 6 and (Figure 9). 0
Answered

Suggested Answer
Common/Reference Noise on Single-Supply InAmp 0
Suggested Answer

Not Answered
About gain controlling of ada4254 through spi 0
Not Answered

Suggested Answer
InAmp Voltage Offset 0
Suggested Answer

Answered
EVAL-ADA4254 power supply +1
Answered

Answered
I am a novice and I don’t know why an ADA4945 is connected behind the LTC6373 in the case AN-2555. +1
Answered

Answered
Instrumentation Amplifier Recommendation +1
Answered

Answered
Showing ringing for step response +1
Answered

Answered
About gain control 0
Answered

Answered
Amplifying 0 to 1mV by gain of 1000 +1
Answered

Q&A

Not Answered Simulation model 0 Not Answered

Not Answered Circuit and Layout Review: EEG PreAmp 0 Not Answered

Not Answered Time/Phase Response of ADA4254 Amplifier 0 Not Answered

Suggested Answer Analog buffer +1 Suggested Answer

Not Answered Pin out 0 Not Answered

Answered AD8293G80 Figure 6 and (Figure 9). 0 Answered

Suggested Answer Common/Reference Noise on Single-Supply InAmp 0 Suggested Answer

Not Answered About gain controlling of ada4254 through spi 0 Not Answered

Suggested Answer InAmp Voltage Offset 0 Suggested Answer

Answered EVAL-ADA4254 power supply +1 Answered

Answered I am a novice and I don’t know why an ADA4945 is connected behind the LTC6373 in the case AN-2555. +1 Answered

Answered Instrumentation Amplifier Recommendation +1 Answered

Answered Showing ringing for step response +1 Answered

Answered About gain control 0 Answered

Answered Amplifying 0 to 1mV by gain of 1000 +1 Answered

Not Answered
Simulation model 0
Not Answered

Not Answered
Circuit and Layout Review: EEG PreAmp 0
Not Answered

Not Answered
Time/Phase Response of ADA4254 Amplifier 0
Not Answered

Suggested Answer
Analog buffer +1
Suggested Answer

Not Answered
Pin out 0
Not Answered

Answered
AD8293G80 Figure 6 and (Figure 9). 0
Answered

Suggested Answer
Common/Reference Noise on Single-Supply InAmp 0
Suggested Answer

Not Answered
About gain controlling of ada4254 through spi 0
Not Answered

Suggested Answer
InAmp Voltage Offset 0
Suggested Answer

Answered
EVAL-ADA4254 power supply +1
Answered

Answered
I am a novice and I don’t know why an ADA4945 is connected behind the LTC6373 in the case AN-2555. +1
Answered

Answered
Instrumentation Amplifier Recommendation +1
Answered

Answered
Showing ringing for step response +1
Answered

Answered
About gain control 0
Answered

Answered
Amplifying 0 to 1mV by gain of 1000 +1
Answered