Forum Post: RE: ADS1220 digital filter
Hi Miles,This is going to depend on the input bias current and whether you are bypassing the PGA. There are graphs showing the input currents in the Typical Characteristics graphs in the datasheet....
View ArticleForum Post: LDC1000 evm GUI failure
Hi, I got my LDC1000EVM in the mail, found and downloaded the GUI driver from TI, went through the install on for the GUI, and everything was OK. Tried to run the program and always get an...
View ArticleForum Post: RE: 2 questions about ADS131E08
What is the ABSOLUTE MAXIMUM RATINGS:for AVSS - DGND and AVSS – DVDD?May I use ADS131E08 atDVDD=+3.3VAVDD=+2.5VAVSS=-2.5V?
View ArticleForum Post: RE: overclocking ADC12D1800RF
HI KrisI've removed the contact information from the previous post and forwarded the information to the right folks internally.Stay tuned.Best regards,Jim B
View ArticleForum Post: RE: ADS1220 digital filter
Hi Miles,Using higher gains the error relative to LSB size will increase, but in any case you will see error using the large value resistors. The noise will also increase using larger resistors. There...
View ArticleForum Post: RE: ADS1282 collecting unexpected noise
Hi Steve,We have not this before.Please email me at "pa_deltasigma_apps <at> ti.com" if you'd like to to dig into this offline.Best Regards,Chris
View ArticleForum Post: RE: LDC1000 evm GUI failure
Hi Tom,An error code like this one indicates missing or corrupt system driver files, most likely .NET framework files. I would try a system repair on SP3.Thanks,
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Forum Post: RE: TLV320AIC3106 with noise
I set page 0 register 2 fs = fs(ref)/6 register 7 fs(ref)= 48khz,this make the sample rate 8khz, I use the chip as the follow picture. The red array is the data flow direction.
View ArticleForum Post: RE: Lowest Vref for DAC 8564
Thanks Kevin,My application is something very similar to a high precision physiological signal simulator.Cost is also one constraint.hence looking for a quad channel DAC instead of four separate ones.I...
View ArticleForum Post: RE: details of USB-CDC connection requested
Charles,I am writing my own application that is supposed to talk to the LDC1000 EVM. I cannot find any information on the communication protocol between EVM and host - which is supposed to be CDC COM...
View ArticleForum Post: RE: LMP92001 + Non Volatile Registers
Hello Mr. DomanskiFirst of all thank you very much for your reply.I would like to use this device to monotorize several power supplies input voltages (at least 16) and to provide several output...
View ArticleForum Post: Understanding IDAC ADS1248
I have some basic questions about IDAC:1. In data sheet of ADS1248, condition on using IDAC is (Vdd-0.7V) voltage compliance. I am using AVdd = 5V.What if I use 4K resistor & IDAC of 1.5mA....
View ArticleForum Post: LMP90100
Hello I want to measure 4 pt100 each in 3 wire connection ; can I do that using LMP90100 ? I could not find the proper connections, could you help please ? Thank you
View ArticleForum Post: ADS1299 Daisy Chain question
Greetings! I am an engineering student working on my design project as a senior. I am using the ADS1299 (5 of them) to read EEG signals. I was looking at the datasheet and they give an...
View ArticleForum Post: RE: PurePath v5.40 or below
Hi, Vitor,Unfortunately, we are no longer supporting the AEC framework.-d2
View ArticleForum Post: RE: AIC3254 EVM-U spectrum analyzer
Hi, Murali,To which "PPS driver document" are you referring to?See this post for info about our drivers.-d2
View ArticleForum Post: DIT4192 master clock
Hello,I would like to provide the master clock for the DIT4192 directly from a clock distribution chip. But then SCLK, LRCLK and data coming from the ADC chip will have a delay of about 3ns compared...
View ArticleForum Post: RE: ADC recommendation, ADS8509 multiple channels alternative
hello! I make a query, I need you recommend an ADC and DAC 16-bit I2C interface to connect the RCV420 and XTR111, you recommend me some dac and adc you for it? and if I can spend a circuit connections...
View ArticleForum Post: ADS1204: CLKIN Pi
Hi,I would like to use the internal clock of the ADS1204. So, according to the datasheet, CLKSEL has to be = 1.On page 17 of the datasheet it says "If CLKSEL = 1, CLKIN must always be set either high...
View ArticleForum Post: Serious problems with AIC3106 on OMAP-L137
Dear All,I have some serious problems with Audio codec AIC3106 on OMAP-L137 board.I want to handle the codec in ARM. I fed the codec with a clean sinusoid wave and play it on output. I used "arecord"...
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