I would like to get V High signal. I'm thinking to use both comparators of LM393LV, having threshold voltage of 8V, the open drain ouputs of both comparators will be high when Vin is greater than 8V, Than, I was thinking to connect to ...
The input to the inverting terminal of the LM393 is taken from the potentiometer (R2). The R2 resistor acts as a voltage divider, and by varying R2 we can vary the input voltage to the inverting terminal, which in turn affects the sensitivity of the control module.The connections are show...
The last terminal we use is the output terminal. As explained, if the inverting voltage is greater than the noninverting, the output will be drawn up to V+. If the noninverting voltage is greater, the output will be drawn down to V-. Now that we see how a LM741 can function as a...
With an LM339, since it has 4 op amps (it is a quad op amp comparator), an engineer can use the 4 op amps to compare 4 values. The output will be drawn high to Vcc for those op amps that have a greater inverting voltage than noninverting voltage. And the output will be drawn t...
did you find somthing ? iam having the same issue iam already having rotary encoder and a speed sensor LM393 but it shows me only the 1 and 0 i really hope you answered me if you find a way to calculat the speed of a dc motor or turbin or ... 댓글 수:...
How to use MQ-3 Sensor to Detect Alcohol? We have a container containing IPA in the above gif, and when it is sprayed, the gas concentration in the surrounding grows. When we pour it a second and third time, the alcohol concentration increases again. The output voltage from the sensor ...
Another IC: LM393 (Dual Differential Comparator) Most laptops have the ability to control the LCD brightness. This may mean that the board needs to be told to set the backlight to a given brightness in some way. e.g. look at the datasheet for the mp1010 as may be used to control...
There is the LM311, LM339, LM393, and you can even use a general-purpose op amp chip such as the LM741 op amp to function as a voltage comparator. So how does this work? How a voltage comparator can read a digital voltage is you set a reference voltage to the noninverting terminal...
Standard comparators such as the LM2901 or LM393 could also be used for encoders with slightly higher resolution without sacrificing on cost. If even higher resolution is needed, a device such as the TLV3502 could be used if the solution using only comparators to calculate the positional ...