MAX3088ECSA Просмотр технического описания (PDF) - Maxim Integrated

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MAX3088ECSA

±15kV ESD-Protected, Fail-Safe, High-Speed (10Mbps), Slew-Rate-Limited RS-485/RS-422 Transceivers

Maxim Integrated 

±15kV ESD-Protected, Fail-Safe, High-Speed (10Mbps),

Slew-Rate-Limited RS-485/RS-422 Transceivers

3V

DE

DI

Y

VOD2

Z

CL1

RDIFF

CL2

OUTPUT

UNDER TEST

500Ω

CL

VCC

S1

S2

Figure 7. Driver Timing Test Circuit

5V

DI

1.5V

0

Z

Y

VDIFF

VO

0

-VO

VO

1/2 VO

10%

tDR

tDPLH

tDPHL

1.5V

1/2 VO

VDIFF = V (Y) - V (Z)

90%

90%

10%

tDF

tSKEW = | tDPLH - tDPHL |

Figure 9. Driver Propagation Delays

VOH

RO

VOL

1V A

-1V B

1.5V

OUTPUT

1.5V

tRPHL

tRPLH

INPUT

Figure 11. Receiver Propagation Delays

Figure 8. Driver Enable and Disable Timing Test Load

5V

DE

1.5V

0

Y, Z

VOL

Y, Z

0

1.5V

tDZL(SHDN), tDZL

tDLZ

2.3V OUTPUT NORMALLY LOW

OUTPUT NORMALLY HIGH

2.3V

tDZH(SHDN), tDZH

tDHZ

VOL +0.5V

VOH -0.5V

Figure 10. Driver Enable and Disable Times (Except

MAX3081E/MAX3084E/MAX3087E)

5V

RE

1.5V

0

VCC

RO

RO

0

1.5V

tRZL(SHDN), tRZL

tRLZ

1.5V OUTPUT NORMALLY LOW

OUTPUT NORMALLY HIGH

1.5V

tRZH(SHDN), tRZH

tRHZ

VOL + 0.5V

VOH - 0.5V

Figure 12. Receiver Enable and Disable Times (Except

MAX3081E/MAX3084E/MAX3087E)

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