Forum Post: RE: ADS131E08 PGA slew rate
Hi Greg,I have next concerns about PGA. In my system I need to measure AC (50-60Гц.) till 40-50-th harmonics. As I understand for this case before ADC I should have bandwidth at least 6kHz. As in...
View ArticleForum Post: ADS1298 internal clock
Hello,We have obtained the MDK evaluation kit consisting of the ADS1298 & TMS320C5515 boards and the MDK code available. It seems to work fine with the external clock for the ADS1298 in its default...
View ArticleForum Post: TSW1265 EVM & TSW1400 (Digital down-converter)
hi I use "TSW 1265 EVM" with "TSW1400 EVM" TSW1265 EVM's output center frequency is 70MHz. I checked the measurement result using HSDCpro . but. I want to get baseband data from TSW1265 EVM's input RF...
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Forum Post: RE: PCA9306 Multiple Voltage Translation Question
Sorry there is an error on the modded circuit, here is the updated circuit.
View ArticleForum Post: doubt regarding LDC1000
Hi,I am Aravind working as FAE. I promoted the part LDC1000 to the ATM machien customer for twin note detection.I promoted this as LDC1000 is used in printer to count the number of papers. I am having...
View ArticleForum Post: TLV320AIC10
Hi,I am using TLV320AIC10 as codec to work with AMBE2000 vocoder. I configured AIC to suit AMBE2000 and tested. Audio is heard at the receiver AIC, but I found some background hissing noise. The...
View ArticleForum Post: RE: regarding audio codec AIC3254
Hi Sir, Below is the answer for your questions. I am posting directly the content taken from my mail replied by the customer.Why do you need echo cancellation in this application?We are using Mic I/p....
View ArticleForum Post: RE: ADS1298 for single lead ECG
Hi Tony ,Thanks For Your Expert Advise.We actually are using Internal bias for RLDOUT so Does we need to put 10 M resistor Externally to Bias the RLD?Thanks & Regards, Hitesh Barot
View ArticleForum Post: RE: to get lead I from ADS1194 using just 2 electrodes
Hi Tony ,Thanks For Your Expert Advise.We actually are using ADS1292 . we have internally biased the RLDOUT so Does we still need to bias the RLD through 10 M resistance externally ?One more thing , We...
View ArticleForum Post: ADS1246 Reference Voltage
Hi everyone. I have some doubts about ADS1246 reference voltage.I have DVDD and AVDD connected to 3.3V. DGND and AVSS are connected to GND (0V).I have understood that Vref should be "(AVDD-AVSS) -1V"...
View ArticleForum Post: ADS131E0x dc coupling
Hi,Could someone give comments for the next question.In the first page of the datasheet for ADS131E08 is mention next:Supply range:Analog:+3V to+5V(Unipolar)±2.5V (Bipolar, allows dc coupling)As I...
View ArticleForum Post: RE: Output ripple issue DAC1282
Thank you Chris! The output ripple you have seen with the oscilloscope looks very much like ours. Please update the Datasheet to avoid future misunderstanding. The next generation design will have...
View ArticleForum Post: RE: ADS5868 configuration in daisy chain mode
Hi,I have another question for the same schematics I posted; I use 8 bit SPI to read the conversion results out of SDOA and when I read the converted data from ADC, the first byte always comes out as...
View ArticleForum Post: RE: ADS1256 strange problems
hi thank you for your help dear as i mentioned in diagram that R12, R13 and R14 are optional because at starting i faced problems with 5 volt logic interface but now its working ok and cs pin tied to...
View ArticleForum Post: RE: ADS1248/1148 IDAC Question
Excellent! Thanks Bob - I'm learning something every day.All the best,-Rob.
View ArticleForum Post: RE: TLV320AIC3100 DAC Flags & ALSA SoC Driver
I seem to have my i2c issues sorted. I had to make calls directly to the i2c_master_send and i2c_master_recv functions. I was able to play some tones over the speaker and headphones using the beep...
View ArticleForum Post: RE: ADS8505 and AD7805 Questions
Hello Ushikubo-san,I sincerely apologize for the delayed response. Thank you for your patience.Q1. Your drift calculation is correct.Q2. I've attached some recent final test data showing Power supply...
View ArticleForum Post: RE: LDC1000EVM, CFB capacitor
Hello,What RpMIN/MAX settings do you use?What Sensor Frequency setting do you use?
View ArticleForum Post: RE: ADS1241 Registers
Hi Bob,Not exactly. Please see the attached text file. The 101 means channel 1 and 102 is channel 2. I have a 1.46 V signal hooked up the channel 2, and when I do the conversion that values shows up on...
View ArticleForum Post: RE: Still looking for 3254 AEC Frameworks
Hi, HL,The AEC we used to support was specific to mobile phone applications. We saw too many people trying to make it work in applications where it could not be successful due to resource limitations...
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