MAX3284E datasheet(5/11 Pages) MAXIM

Part #	MAX3284E

Description	20Mbps, 3.3V, SOT23 RS-485/ RS-422 Transmitters

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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20Mbps, +3.3V, SOT23 RS-485/

RS-422 Transmitters

_______________________________________________________________________________________

5

Y

Z

VOD

R

VOC

DI

DE

3V

Y

VID

CL

RDIFF

Z

DI

3V

0V

Z

Y

VO

0V

-VO

VO

1.5V

1/2 VO

tPLH

tF

tR

tPHL

10%

90%

1.5V

10%

VDIFF = V (Y) - V (Z)

tSKEW = | tPLH - tPHL |

VDIFF

f = 1MHz, tR ≤ 3ns, tF ≤ 3ns

S1

S2

OUTPUT

UNDER TEST

VCC

CL

RL

Figure 1. Driver DC Test Load

Figure 2. Driver Timing Test Circuit

Figure 3. Driver Propagation Delays

Figure 4. Enable/Disable Timing Test Load

OUTPUT NORMALLY LOW

OUTPUT NORMALLY HIGH

3V

0V

Y, Z

VOL

Y, Z

0V

1.5V

VOL + 0.25V

VOH - 0.25V

2.3V

tZL(SHDN), tZL

tLZ

tZH(SHDN), tZH

tHZ

DE

Figure 5. Driver Enable and Disable Times

Test Circuits and Timing Diagrams

Similar Part No. - MAX3284E

Manufacturer	Part #	Datasheet	Description
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Similar Description - MAX3284E

Manufacturer	Part #	Datasheet	Description
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