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Long term drift of the AD7792 Reference
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Precision ADCs requires membership for participation - click to join
AD4110-1: Datasheet Rev.0 FAQs
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AD2S1210: FAQs
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AD7994: FAQs
AD2S1205: 68K resistors in AD2S1205 recommended circuit diagram FAQs
ADA2200: ACE File format for importing filters FAQs
AD1139: DC level setting applications FAQs
AD1556: Filter coefficients FAQs
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AD1582: FAQs
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AD2S1200: FAQs
AD2S1210: Eval Board FAQs
AD2S12xx SIN/COS input CMV query
AD2S75 replacement part?
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AD2S80A: FAQs
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AD2S80: Accuracy vs. temperature FAQs
AD2S82A: Maximum tracking rate.
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AD2S83: FAQs
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AD2S90: FAQs
AD2S99: What is the difference between AD2S99AP and BP versions?
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AD5940: FAQs
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AD598: FAQs
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AD650: FAQs
AD652_Input Polarity
AD654 long-term stability data
AD7091: Can Vdrive be greater than Vdd
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AD7091R: FAQs
AD711_PDIP package pin 8 connection
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AD7124-4/AD7124-8 FAQs
AD7124: Input Offset
AD7134: FAQs
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AD713: FAQs
AD7142: Signature capture
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AD7147: FAQs
AD7148: Effect of water FAQs
AD714x: maximum glass thickness that can cover a PCB for Captouch using AD7142/3 or AD7147/8
AD7150 AD7746 level sensing demo
AD7150: Capacitive effects as conductive and non-conductive materials approach the sensor
AD7175-2 250kSPS, 24-bit Sigma Delta ADC FAQ
AD7175-2 digital interface check
AD7176 power sqeucing requirements
AD7176-2 Settle in a Single Cycle
AD7190 and oscillation issues (SR#: 1238093)
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AD7190: FAQs
AD7192 SPI problems
AD7193 + Arduino Tutorial - Thermocouple measurements
AD7195: Input impedance in buffered mode
AD719x evaluation software Vista and Win 7 compatability
AD7266: Timing for analog input selection to CS falling
AD7280 AD7280A - can the part work with 3 cells?
AD7291 ALERT pin
AD7298, SPI at 20Mhz clk interface and t4 timing issues
AD7305: Settling time
AD7323: output code
AD7328: Overoltage protection
AD7366-5 SPI problems
AD736ARZ Junction temperature
AD737 AGC Bandwidth
AD7398: Usage of LDAC pins
AD7400A: Can this device accept both differential and single ended inputs, datasheet is not clear?
AD7401: SINC3 filtering
AD74111: How to interface
AD7415: Long-term stability data
AD7416: Ambient temperature and PCB temperature
AD7417: SDA line tied to '0' after board initialization
AD7417: unused inputs
AD7418: I2C interface and maximum conversion rate
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AD7450: FAQs
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AD7475: FAQs
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AD7484: FAQs
AD7490: Range Bit
AD7492BRUZ: Thermal, Power and weight information
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AD75019: FAQs
AD7503: J model and K model difference
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AD7541A: FAQs
AD7546: Glitch perfomance
AD7568: Input impedance
AD7578: Reset
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AD7606: FAQs
AD7606-4: No schematic is provided online or out of box for EVAL-AD7606-4EDZ
AD7606B: FAQs
AD7606C-18: FAQs
AD7608 + SPI problem
AD7608, AD7609: Schematic and PCB prints
AD7616 Evaluation board in Standalone mode
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AD7616-P FAQs
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AD7621: FAQs
AD7626 Acquisition Time
AD7631 power supply problem
AD7653: input noise of AD7653
AD7654: Analog Input - CONVST goes low
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AD7655: FAQs
AD7656/ AD7656-1 - grounding considerations
AD7656/AD7656-1 - need for RESET
AD7656/AD7656-1 - problems even after RESET
AD7656/AD7657/AD7658: What order is channel data presented in serial mode, single DOUT line
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AD7656: FAQs
AD7657-1 DCINA input set-up and hold times & t17 minimum and what is t20?
AD7663: PCB layout
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AD7665: FAQs
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AD7760: FAQs
ad7674: Read data when the board is used as a stand-alone board
AD7675 conversion time
AD7678: Driver
AD7682 and AD7688 busy indicator
AD7682 and AD7688 busy indicator usage
AD7683: Stuck bits
AD7684: Stuck bits
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AD7685: FAQs
AD7688: Using with ADuM1301
AD7689 and AD7949 disable internal clock
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AD7689: FAQs
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AD7690: FAQs
AD7691: Vref
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AD7705: FAQs
AD7706: Operation
AD7707:input impedance and currents
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AD7708: FAQs
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AD7709: FAQs
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AD7710: FAQs
AD7711A: Power Up issue
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AD7712: FAQs
AD7713: deduct the actual value of the constant current source
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AD7714: FAQs
AD7714YN: Power up sequence
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AD7715: FAQs
AD7716: Relationship between SCLK, FCLKIN and resolution
AD7718_ Thermocouple Application
AD7719: Clock driven from the port pin
AD7720: Gain calibration
AD7722: interface
AD7725: FSK modulator
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AD7730: FAQs
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AD7731: FAQs
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AD7738: FAQs
AD7740 AD7740: maximum input frequency
AD7741 evaluation board user guide
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AD7745: FAQs
AD7745/46/47 addressing for multiple slave devices on I2C bus
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AD7746: FAQs
AD7747_power down mode
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AD7763: FAQs
AD7764 Register Status bits
AD7766 minimum clock MCLK
AD7766 minimum samplerate/MCLK frequency
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AD7768: FAQs
AD7768/AD7768-4 FAQ - Clock Selection
AD777X FAQ: Can Evaluation Board stream data continuously?
AD7780 vs AD7781 - load cell excitation
AD7787: Burnout currents
AD7788: Input ranges
AD7788: Using it with low Vref
AD7790: Serial Interface
AD7790: Shift signals
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AD7792: FAQs
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AD7793: FAQs
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AD7794: FAQs
AD7795 calibration
AD7798 v AD7710 for precise measurements in presence of external vibration
AD7798: Electrostatic experiment of AD7798
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AD7799: FAQs
AD780 long term drift
AD7809: Protecting the analog outputs
AD780S: Do you have any radiation reports, TID or SEE for AD780S ?
AD7811 output stuck at 1023 dec
AD7811: Incorrect O/P code
AD7811: Power up sequence
AD7812 power-up problem
AD7812: Control and addressing
AD7817: clock rate
AD7819: LSB is on DB0
AD7821: Overvoltage protection at the analog inputs
AD7825: Power down pin
AD7825: RD permanently low
AD7829 recommended usage of VDD
AD7829: difference between AD7829-1 and AD7829
AD7835: Influence of the power supply
AD7849: critical item for power supplies
AD7851 evaluation board
AD7854 evaluation board
AD7856: Using a NPO capacitor
AD7856: VREF usage
AD7858: Channel Switching and Software Conversion
AD7859: Functionality after power-up
AD7859: Power up sequence
AD7859: Powering the device
AD7864-2: ESD
AD7864: Absolute input voltage
AD7864: Chip Select Inputs
AD7864: CLKIN pin
AD7864: Pin Connections
AD7865: Multiple CONVST
AD7872: Grounding
AD7874: Power supply sequencing
AD7887: Overvoltage protection
AD7887: Using the interal reference
AD7888: Minimum SCLK
AD7888: Using two 8 bit reads for the SCLK
AD7891-1: First conversion is incorrect
AD7891: IR soldering
AD7891: Thermal impedance
AD7892: Overvoltage protection
AD7895: Leakage current
AD7896: BUSY indicator staying High
AD7899 - CS and RD tied permanently low
AD7921 IBIS model
AD7927: Vdrive voltage
AD7938 Channel ID
AD7938: Overvoltage at analog inputs
AD7949 input configurations
AD7960 LVDS test pattern
AD7960 Test Pattern
AD797 ESD data HBM
AD797: Maximum junction temperature Tj
AD797: Offset Null configuration
Ad797: PSRR definition
AD7980 input protection
AD7982: Driving the reference input
AD7986 External reference (Vref) typo? and connection queries
AD7988-1 Operating Currents vs. Supply (figure 23 in datasheet Rev A)
AD7988-x in pseudo-differential input applications
AD7988-x: ADC input exceed Vref or GND
AD7993 keeps reading same channel
AD7997 and specific temperature for leakage current info
AD7998: Unused control pin
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ADA2200: FAQs
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ADAS1000: FAQs
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ADAS3022: FAQs
ADAS3023 - input signals
ADAS3023 - power supply sequencing
ADAS3023: headroom requirement
ADC Channel specs of AD7709
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ADC: FAQs
ADI's New 24 bit, Single Channel, Sigma Delta ADC with Power Scaling - The AD7768-1
ADVFC32_input range
After powering up the AD7091R why does the conversion result change after approximately 60 samples have completed?
AD7091: FAQs
Amplitude accuracy of AD2S99 vs Input signal amplitude of AD2S90
Analog to digital converter general: worst case resolution / noise free bits
Are there any precautions that should be taken to make the interface for the AD7175-2 more robust?
Are there IBIS models available for the AD7091 LFCSP package?
Are there IBIS models available for the AD7091R LFCSP and MSOP package?
Are there ways to reduce the component count associated with a solution containing the AD7091R-2/4/8?
Bipolar input version of AD7812
burned out issue of AD7656
Bypass Digital FIlters
Can the AD7175-2 be configured to settle in a single cycle?
Can you send me the AD7746 Labview Source Code?
Can't get 24-bit resolution
CDC selection
CDC up to 2nF
Channel Scan Rate
channel selection of AD7655
CMRR and PSRR parameter interpretation
CMRR of AD7683 and AD7684
Common-mode range requirement for the AD7961?
Connection of exposed pad in AD7982 LFCSP package
Continuous read - start and read sequence
Control the Conversion Start
CS tied LOW
Current consumption on AVdd and Vdrive individually - for power supply dimensioning
Current consumption on Vdrive and AVcc
DAC selection: Is there a better recommended choice for new design than AD7805?
AD7912: FAQs
data sheet error. Hold time of A0 and A1 signal during SPI transfert on AD2S1210
Datasheet error of AD7760 (Figure 55 Decoupling recommendations))
AD7785: FAQs
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AD7961: FAQs
Difference between AD7656 and AD7656-1
Difference between AD7924WYRUZ and AD7924BRUZ
Difference between part AD2S80ATD/B and AD2S80ATD?
Difference between pseudo-differential and single-ended mode of an ADC
Direct interface for resolver with AD2S1210
Do I need an external pull up resistor on the SDO pin if the Busy Indicator feature is not required?
Downloading evaluation software for AD7763 Evaluation Board from CD
EVAL-AD7190EBZ Win7 64-bit issue resolution
EVAL-AD7606 - High resolution schematics
EVAL-AD7606EDZ Schematic
EVAL-AD7625FMCZ: External trigger and storage
EVAL-AD7719-EBZ Evaluation Board
EVAL-AD7732/4/8/9
EVAL-AD7746EBZ Evaluation Board Software for Matlab Connection
EVAL-AD7746LDZ - Ground electrode connected to liquid
EVAL-AD7768 Evaluation Board Quick Start Guide
EVAL-AD7768FMCZ FAQ - How can I save sample data to a file?
EVAL-ADAS3022EDZ rev D: PCB dimensions
evaluation board for the ADAS3023?
Example Parity Check on the AD719X family
Extending the capacitance input range of AD7747
external excitation to AD7746
FAQ(AD7380): The AD7380(AD738x family) ADC has an on-chip buffered 2.5V reference. Can this internal reference be use to supply external circuitry?
FAQ(AD7380): The AD7380(AD738x) a 16-bit resolution ADC throughput rate is at 4MSPS. When resolution boost is enable allowing 18-bit conversion result. With the additional 2-bits, does the AD7380 would still able to maintain the throughput rate at 4MSPS?
FAQ. How to ensure synchronization of conversion between multiple AD7124-4/AD7124-8 devices?
FAQ. In AD7124-4/AD7124-8 Why DOUT and RDY are shared pin?
FAQ. In AD7124-4/AD7124-8, Can I use a single AIN pin as analog input pin and shared this pin as bias voltage (VBIAS) pin to bias the analog input at mid supply?
FAQ. In AD7124-4/AD7124-8, Can I use a single AIN pin as analog input pin and shared this pin as output of Internal Excitation Current Source (IOUT) pin?
FAQ. In AD7124-4/AD7124-8, Can multiple devices use a common SPI bus since DOUT/RDY are shared?
FAQ. When I need multiple analog input channels, should I use multiple AD7124-4/AD7124 or an external MUX?
FAQ: AD7124-4/8 Standard Silicon versus B-grade
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AD7380: FAQs
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AD719x FAQs
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AD7124-4/AD7124-8: FAQs
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AD717x: FAQs
Filter Options
FIT and activation energy for AD7942
float the input of AD7606
Gain Drift over time
I am not designing a system for functional safety. Are the diagnostics in AD7124-8 still useful?
I am not designing a system for functional safety. Are the diagnostics still useful?
I don't see a RESET pin on the AD7175-2, How do I reset the ADC?
I2C addressable capacitance-to-digital converter
IBIS model available for the ADAS3023
If a second /CONVST pulse occurs before the end of conversion point, EOC, what will happen? Will the first request be cancelled and a new conversion begun?
In AD7124-8, Is the serial interface reset when /CS is taken high?
In AD7124-8, When single conversion mode is used, can /CS be taken high after the single conversion is initiated?
Input Signals
Interface Not Working
Interfacing the AD7768/AD7768-4 to a microcontroller
Is an IBIS model available for the AD7124-4?
Is an IBIS model available for the AD7124-8?
Is it it is possible to use the AD2S1210EVB without the CED1Z ?
Is it possible to get a PCB footprint for the AD7091?
Is the AD7266 sensitive to SEU (Single Event Upset)?
Latching on power up
LDC - AD7147 Eval-Board
Long Term Drift Bahavior
Long term drift of the AD7792 Reference
Making the Interface more robust
Marking code
Max sample size in CN0194
Maximum Clock Frequency
Measure current/voltage/resistance using an ADC
Measure up to 150pF
Measuring DC offset in an audio signal
Mosfets for AD7195 AC excitation
Noise when switching from chop to non-chop mode
number of logic gates transistors used
Offset & full-scale registers of AD7190
Only achieving 10-bits of stable resolution, should be 13-bits or more
Output code of AD7321
Part number of the EMC Filter in the AD7656EVB
Part recommendation
Power Supplies
Power Supply and Capacitance Issues
power up issues
Power-On-Reset problem on the AD7812
Problem getting the digital interface to work reliably. Part sporadically goes into power down mode.
Problem with AD737
Problems initiating calibration on AD7730
Pros and cons of applying SYNC pulse on AD7195
RDC1740/418B
Recommended ADC Driver for the AD7091R
recommended ADC driver, external reference and reference buffer options
recommended ADC driver, external reference and reference buffer options?
Recommended Sequency to change channels over I2C
Reference Options
Reliability data of AD7265
Reserved (RSV) pins in CFG register = always set to 1
Reset
Resolver to Digital simulation models
RMS noise spec
Single Micrel FET MIC4427 driver
Single vs. Continuous Conversion Time
Sink current capability of the SDO pin of AD7879
SPI Communication Issues
Synchronising multiple AD7768's to achieve simultaneous sampling of more than 8 channels
Synchronization of multiple AD7175-2 + Set ODR to 20kSPS
TAGS LIST: Precision ADCs
Target markets/applications for this product
The AD7175-2 has a maximum output data rate of 250 kSPS but a channel scan rate of
The VDE Viorm = 1250 Vpeak reinforced isolation rating for the AD7403 is much higher than the CSA reinforced rating of 415 Vrms (586 Vpeak). Why is this the case?
There are a number of filter options for the AD7175-2 – which one should I use?
There are three power modes in AD7124-8. Which power mode should I use?
Thermal characteristics (Theta data; Max temp; Max power dissipation)
AD780: FAQs
Time required to settle after a step change in the input
What are the reference options available for the AD7961?
What are the target markets/applications for this product?
What does the MUX_IO bit do on the AD7175-2?
What is a power consumption of AD2S1200?
What is AD7961?
What is ADAS3023?
What is the benefit of the post filters versus the standard sinc filters?
What is the difference between performance range and full scale range of the AD7403?
What is the ESD rating of the AD7124-8?
What package is this part offered in?
What power supplies does the AD7961 require? Does it power down?
When /CS is high, is DOUT is in tri-state mode
Why AD2S1200 pin20 toggling with /RDVEL low and Resolver stationary?
Why after every conversion of AD7091R is the MSB of the conversion result always “0”?
Why do the AD7606 pins in the "Typical Connection Diagram" such as RANGE, /STDBY have resistors and what values should they be?
AD7403: Why has the power consumption of the AD7403 increased when compared to the AD7401A? 17mA typical at 20MHz and Vdd1 = 5.5V for the AD7401A and 42mA typical for the same conditions for the AD7403
Why the AD7091R ,when I measure the Idrive current during operational mode do I get higher than the 20uA as quoted in the maximum rating in the data sheet?
AD7091r: Why when I measure the Idd current during operational mode do I get higher than the 554uA as quoted in the maximum rating in the data sheet?
AD7793: Will the AD7793 ADC continue to sample when the CS is disabled?
AD7984: Working with true differential input precision SAR ADCs
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AD7124-8: FAQs
Long term drift of the AD7792 Reference
Q
Can you provide any information on the Long term drift of the AD7792 Reference?
A
A typical long term drift figure would be 50ppm/1000hrs for the reference on
the AD7792.
ad7792
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