Part Number: ADS7844
I have ADS7844 ADC IC and experiencing some strange data from the device. The current device setup is:
Vcc - +3.3V
COM - GND
Vref - +3.3V
SPI Clock - 160kHz
CH_0 - +3.3V
As you can see the 1st byte on the MOSI line…
Hello Shivakumar,
I will need more information now to get to the cause of the issue. I will initiate a private discussion with you regarding the same. You can share additional discussion in those communications.
Meanwhile, please confirm if the…
Other Parts Discussed in Thread: ADS7844 I am looking for more detailed schematics of the ADC in the ADS7844. Especially about the input configuration.
Can somebody help me?
Other Parts Discussed in Thread: ADS7844 I am using the ADS7844 in a DCDC converter. It is used for multiple measurement, bu also the output voltage of the DCDC converter.
I measure ~500ns jitter on the PWM signals of the DCDC converter. I located the…
HI all
I am using ADS7844E with pic microcontroller in our application i am writing 0x97 correctly to ADC but i m unable to receive data please help. please find my code below.
please find the waveform writing to adc
void InitSPI() { SPI2CON1bits…
Other Parts Discussed in Thread: ADS7844 Hello!
We are measuring temperature using the ADS7844. We have some kind of problem with the A/D converter. Sometimes all the values spontaneously drop by approximately 40°C, but they still are proportional to…
Other Parts Discussed in Thread: ADS7844 , LM3S6965 , LM3S3748 Hi all
I Am using ADS7844 spi ADC with LM3s6965 but i am not getting proper converted data on spi receive fifo of stellaris.
I m giving analog i/p to channel _0.
ssiclk is 2mhz
…
Other Parts Discussed in Thread: ADS7844
Hi,
I would like to know where can I get information on how to develop the SPI program to interface my C6747 with TI's ADS7844 ? I had run a search in this forum on ADS7844 but came up with nothing. If I…
