Forum Post: RE: ads1282 internal high-pass filter
Hi, Chris,Thanks a lot for your replying.Well, the outside test conditions between the two settings (SINC+LPF and SINC+LPF+HPF) are the same.the inputs are shorted to ground with internal 400ohm...
View ArticleForum Post: ADS7263 How to Use
Hi,We have obtained questions from our customers as follows.Q1. Difference of Half-Clock Mode and Full-Clock ModeWhat is the difference of half-clock mode and full-clock mode?We think that the minimum...
View ArticleForum Post: RE: Wireless ECG System with ADS1298, MSP430FG4618 and CC2500
Tom,Due to a situation out of my control the project I was working on was suspended for about a year but now is back. I would like to know if you have any source code available for controlling the...
View ArticleForum Post: RE: PCM2912A sidetone
Thanks Don,It seems that Apple made a change to the USB audio interface driver in one of the updates to OS X 10.4. As a result, detection of sidetone support for this device (and some others) did not...
View ArticleForum Post: Are chips available from TI
Is there some kind of ADC or fifo buffer whose memory contents can be accessed, not just the word at the end of the pipeline but the internal words. Say the memory is 4096 x 16, so you need like 11...
View ArticleForum Post: RE: ADS 1298 Development for Arduino
What software are you using to display the data ?? Are you using Arduino uno and snap electrodes ?? Can you share a pic of you circuits ThanksSandeep
View ArticleForum Post: RE: PCm1802 vs PCM1803A
Hello Lee,PCM1802 offers 105dB Dynamic Range with -96dB THDPCM1803 offers 103dB Dynamic Range with -95dB THDPCM1802 also includes the analog anti aliasing filter down to 300kHz, which is a significant...
View ArticleForum Post: RE: AIC34_BOOST_SPEAKER_VOLUME.
Sir:Thanks a lot!Increasing Avdd is an option that I have.I am a bit confused about Register 109. I guess I don't understand its usage. I experimented with both dynamic ranges 1 and 2, and the output...
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Forum Post: RE: ADS1259 question
Hi David,There are three types of voltage inputs in TINA:In your circuit there are two "Voltage Generators" and both default to the "INPUT" I/O state. Therefore, TINA does not know which input to use...
View ArticleForum Post: RE: ADS1281EVM input divided by 2?
HI Christopher,Thanks for your help.1- VCOM= 2.5V. If i apply Ain+ = 3.28V and Ain- = 1.66V I have Vout+ = 2.92V and Vout- = 2.06V 2- Yes i have external +-10V supplies to the MMB03-J13 is set...
View ArticleForum Post: RE: ADS1234 hardware Problem
Hi Shahul,There is either a connection problem or you code is not properly reading the value. A shorted input should be near 0 code and not full-scale. The best way to isolate code issues is to look...
View ArticleForum Post: RE: New 1292 Design software questions
THANKS A LOT!!!Very helpfullThanksIgor
View ArticleForum Post: RE: help with tlv320aic3204 configuration. 4mhz clk in on mclk, I...
Roman,I think you're writing the wrong registers. See below. For blck/wclk direction, you should use r27 and configure dividers on r29 and r30.See Section A.1 of http://www.ti.com/lit/pdf/slaa404 for...
View ArticleForum Post: RE: Pros and cons of Unipolar/Bipolar power supplies for ADS1299?
Hi maybe someone can answer my little question.Regards
View ArticleForum Post: RE: DIX4192 or SRC4392 ?
Hi Dafydd,Yes, I want ato be able to accept a S/PDIF signal or an I2S signal independently. I need whatever data is coming in to slave to my DAC clocks.The DACs I am looking at have a serial data,...
View ArticleForum Post: RE: How to connect VCA8500, Passive Low-pass Filter and ADS5287
Hi,A1: As ADS5296 datasheet describes, that filter (Figure 79) is to absorb glitches. It should be fine. A2: Regarding how to calculate input/output impedance, please refer to attached. It shows a...
View ArticleForum Post: RE: TVP5150AM1 SCLK
Hi Steve,You were right! The problema was in my oscilloscope probe. Anyway, I have connected the encoder with a CLC021 serializer and the image is bad. The problema is not in the CLC021 ic because I...
View ArticleForum Post: RE: ads1282 internal high-pass filter
Hi Chris, It seems it is the setting time that causes bad noise performance.my puzzle is with the same setting time latency, the noise performance is much different by enabling HPF or not.when...
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Forum Post: TVP7002: the meaning of 'no pop' in the reference schematic?
Hi,From the TVP7002 schematic, I can see no pop on some devices.What's the meaning of it?Thanks,Devin
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