ADM3072 is a 3.3 V deviceIs it available at 5 V?
We are manufacturer of Access control systems. We use ADM3072E interface chip on our controllers.
there are 2 chips from 2 different suppliers in the picture below. We had no problem when we were using the 1st chip.
From last 6 months our purchase…
The ADM3491 datasheet figure 33 shows the the application circuit for full duplex RS485, is it correct to place a resistor Rt between Y and Z ? Usually I would just place a Rt on the receiver side not on transmitter side.
In a full duplex…