The HL transition on the ADM2582E RXD (MCU-RXD) CH4 of Figure 1 appears to line up with the falling edge of the signal on CH1. This signal is disabling the transmitter of the ADM2852E and enabling the receiver. For the duration of transmission…
What kind of technology (I.e. CMOS, FET, Bipolar) does the ADM2582E use? adm2582e
I have a question about the DRIVER of ADM2582E.
How many ohms can the DRIVER of ADM2582E drive the load?
Additionally, I have a question about Visoout of ADM2582E.
The ADM2582E tepically has no current available externally on Visoout.
Any information on the datarate the customer is using the ADM2582E at? Higher frequency operation will draw more current from the VISO pin, and will increase resistive drop on the VISO level.
The ADM2582E VISO supply is rated as a typical 3.3V…
Into ADM2582E datasheet there no information about consumption versus datarate. Consumption
is only given at 16Mbps.
but if I want to use the ADM2582E at 3Mbps, what is the consumption witout a load ?
Hi, I have a question about Bias register value of ADM2582E.
ADM2582E usage as below,
RS485 half duplex, p to p ,10Mbps,
Cable length 1m-2m,
Rt 120 ohm
When both of R1 and R2 is 990 ohm (following with formula in page 12 of AN-960), about…
thanks for your reply. I see the isolation DC/DC of ADM2582E will regulate the voltage to 3.3v.
In my previous test, I find 5v power will transmit farther than 3.3v power at the same data rate. So, I am very worried that ADM2582E will not…
Yes you can operate the ADM2582E over the receiver input common mode range (−7 V < VCM < +12 V) with the 1.2kΩ pull-up resistor.
The absolute maximum ratings for the ADM2582E data sheet state:
Stresses at or above those listed under…
Using an external power supply for Visoin is not a normal mode of operation for the ADM2582E and datasheet specifications apply for Visoout connected to Visoin.
Visoin requires a 3.3V power supply (3V to 3.6V) to power the RS-485 transceiver as well…
I understand that the emission noise of the ADM2582E is 180 MHz and 360 MHz.Does the frequency of the light emission noise depend on the power supply voltage (3.3 V and 5 V)? Or will it not change?I look at Fig12 and Fig16 of AN-1349 and I am worried…