EVAL-ADM2582EEBZ View Datasheet(PDF) - Analog Devices

Part Name

Description

MFG CO.

EVAL-ADM2582EEBZ

Signal and Power Isolated RS-485 Transceiver with ±15 kV ESD Protection

Analog Devices 

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SWITCHING CHARACTERISTICS

VCC

VCC/2

0V

tDPLH

Z

1/2VO

VO

VCC/2

tDPHL

Y

+VO

VDIFF

–VO

90% POINT

10% POINT

tDR

VDIFF = V(Y) – V(Z)

90% POINT

10% POINT

tDF

tSKEW = ŇtDPHL – tDPLHŇ

Figure 29. Driver Propagation Delay, Rise/Fall Timing

A–B

RxD

0V

0V

tRPLH

tRPHL

VOH

1.5V tSKEW = |tRPLH – tRPHL|

1.5V

VOL

Figure 30. Receiver Propagation Delay

ADM2582E/ADM2587E

DE

0.5VCC

tZL

2.3V

Y, Z

tZH

2.3V

Y, Z

VCC

0.5VCC

0V

tLZ

VOL + 0.5V

tHZ

VOH – 0.5V

VOL

VOH

Figure 31. Driver Enable/Disable Timing

RE

0.5VCC

tZL

0.5VCC

tLZ

0.7VCC

0.3VCC

1.5V

RO

OUTPUT LOW

VOL + 0.5V

VOL

tZH

tHZ

OUTPUT HIGH

VOH

RO

1.5V

VOH – 0.5V

0V

Figure 32. Receiver Enable/Disable Timing

Rev. C | Page 13 of 20

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