Forum Post: RE: ADS7885 Specifications for 10.7MHz input
also would like to know HGNSS, the effective number of bits (ENOB) at 10.7MHz
View ArticleForum Post: RE: TLV320AIC3254EVM-U Hardware device not connected.
Hi Nicolas,For the TLV320AIC3254EVM-U boards that do not work, follow these steps to 'revive' them:Get your USBfirmware files from http://www.ti.com/lit/zip/slac563.Remove the board from the USB...
View ArticleForum Post: RE: ADC08D1520RB - RF application
HiAs you have probably found, the RF suffix is used on one group of 12 bit GSPS ADC devices, specifically the ADC12D500RF, ADC12D800RF, ADC12D1000RF, ADC12D1600RF and ADC12D1800RF to distringuish them...
View ArticleForum Post: RE: TLV320AIC3204 Configuration
Hi Jason,On TLV320AIC3204, the only way to do the mono mix is in analog PGA. You can configure Page 1 / Register 52 to mix, say IN1_L and IN1_R using 20k resistors into MicPGA_LP and Page 1 / Register...
View ArticleForum Post: RE: TLV320aic3204 Ref pin has noise a fix for improved dynamic...
Hi Tony,This seems strange. If the hardware connections matches the EVM (and passive values), then things should be ok. Could you share the register settings? Also, what type of caps are you using...
View ArticleForum Post: RE: ADC08d1020 Calibration description
Hi RyanUnfortunately we can't provide much additional information about the calibration process details, as it is a proprietary feature of this family of ADCs.Here is the information that can be...
View ArticleForum Post: RE: DAC8871 Slew rate
Thank you Kevin. It was removed the OPAM from DAC8871 EVM and the Slew rate was 320ns. Thanks a lot for your support.Two more questions about the slew rate. DXP was programmed to generated a square...
View ArticleForum Post: Fluid sensing
Has anyone tried using a LDC1000 to measure fluid flow? How about sensing and measuring entrained water in oil?
View ArticleForum Post: RE: ADS7828 external /internal reference
Hi Greg,Welcome to the forum. The internal reference defaults to off at power up according to the datasheet. I will go ahead and get a hold of the ADS7828EVM and confirm this on the bench, this may...
View ArticleForum Post: TIDA-00011
TIDA-00011 schematic is not clear, can anyone help to post a clean one.any more information about this demo platform, any software demo package. user manual.Sincerely,david Sun
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Forum Post: RE: Corrupted data after powering up ADS1274
Problem solved. Found that if I use USB bus power to power up ADS1274 core and I/O together and then apply analog power to ADS1274 approximately 0.2 seconds after USB bus power(using RC time delay...
View ArticleForum Post: RE: AIC3254 MiniDSP Instruction Set/Programming
I'll nag all I want, it's been over a year, and this issue is still the same stinking pile of crap.The idiot-oriented PurePath Studio environment does me NO GOOD whatsoever, as I have an application...
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Forum Post: Connecting a headset to a handset (audio "null modem"?)
I need to route the sound to and from a PCM2912A to a telephone built with AS2522. The telephone has a differential mike input and mono audio output, designed to connecto to a typical telephone...
View ArticleForum Post: RE: PurePath digital-digital model for digital interface loopback
Hi J -I have been verifying our settings.LDO_SELECT is HIGH. it is because we are not using EVM-K mother board and we don't supply 1.8 V from our MCU board. All other test points and switches seem to...
View ArticleForum Post: RE: Sensing through different materials
You will need a coil with a very big inductance to Rs (@10kHz) ratio, or with very big L to keep C small.Rp = L/Rs/C whas to be above 800 Ohms. As L and C go up, Rp usually degrade, as with larger L,...
View ArticleForum Post: RE: Fluid sensing
Sorry for my belated answer.Yes, this is correct.LDC is looking for presence of conductive media.If you can change geometrical relation (distance, position, angle etc) between the sensor and the media,...
View ArticleForum Post: RE: Maximum target distance
Would it work to drive a dedicated tx coil while blanking the input to the rx coil?Alternate between tx and rx modes...
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Forum Post: Audio DAC final pcm2707c
Thanks to the availability of Texas Instruments, the excellent documentation available, and the desire to build something special, I made a dac with pcm2707c.I am very proud of what I have done and...
View ArticleForum Post: ads1232 hangs when input voltage reaches above 3.3 millivolts
I am working in ads1232 to readout load cell weight data. when i read all 24 bits of ADC data the ads stops its conversion at 8388608 counts and if i read 19 bits then 524288, which is maximum value...
View ArticleForum Post: ADS1232 problem it reaches maximum conversion early
I am working in ads1232 to readout load cell weight data. when i read all 24 bits of ADC data the ads stops its conversion at 8388608 counts and if i read 19 bits then 524288, which is maximum value...
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