Part Number: LMP90080 Support Path: /Reference designs/Technical support help for a specific technical issue with a reference design/ Hi , We have a product designed with LMP90080, we have used internal gain 8 using the register CHx_CONFIG. We have used…
Part Number: LMP90080 Hi,
Below shows the connection of RTD to LMP90080. I found, after shorting VIN_B0/B1 to B2 or shorting B0/B1/B2 to GND, in Register 0x19, Bit 7 and 6 remained as 0. It didn't show a short happened.
I want to detect the sensor…
Part Number: LMP90100 Other Parts Discussed in Thread: LMP90080 , ADS124S08 Hi Team,
My customer was using LMP90100 before. Due to the short supply of LMP90100, my customer's production line has been suspended.
It is emergency that recommend an new device…
Part Number: LMP90080 Other Parts Discussed in Thread: ADS114S08 , LMP90100 Hi,
I'm trying to do a system calibration on my LMP90080, following the procedures described on specifications document, page 26.
It seems that the description is incomplete…
I need clarification on exactly what the CH_SCAN register controls on the chip. Specifically are conversions only occurring for channels FIRST_CH through LAST_CH? For example, if I set CH_SCAN to 0xD8 (ScanMode3, LAST_CH=CH3, FIRST_CH=CH0), would ADC_DOUT…
The LMP90080Q is the automotive grade version with higher (150 C Max) operating temperature rating. The LMP90080 is the industrial grade version with maximum operating temperature range of 125 C. I recommend to use the LMP90080 unless you are working on a…
Hi Anthony,
In answer to your question two posts above, if you have it set up to start with CH0 and end with CH3, you will not get a conversion for CH5.
To get all the conversion results out it is best to set up your URA and when you know a conversion…
Other Parts Discussed in Thread: LMP90079 I am using the LMP90079 specifically, but this question applies to the whole series.
On page 5 of the datasheet, it says "Leave the thermal pad floating". However, the reference design on page 60 shows the thermal…
Other Parts Discussed in Thread: LMP90080 , LMP90100 Can someone help me understand the sequence of events (with code/pseudo-code examples) to achieve this? I have successfully implemented SPI comms and can write/read configuration settings to the appropriate…