MC100H642 查看數據表（PDF） - ON Semiconductor

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MC100H642

68030/040 PECL to TTL Clock Driver

ON Semiconductor 

MC10H642, MC100H642

Switching Circuit PECL:

PECL

USE 0.1 mF CAPACITORS

FOR DECOUPLING.

PULSE

GENERATOR

50 W COAX

VEE

VCC & VCCO

IN

DEVICE

UNDER

OUT

TEST

450 W

USE OSCILLOSCOPE

INTERNAL 50 W LOAD

FOR TERMINATION.

CH A

CH B

OSCILLOSCOPE

TTL

+7 V

tPZL, tPLZ

DEVICE

UNDER

TEST

50 pF

OPEN

ALL

OTHERS

R1

500 W

R2

500 W

Figure 12. Switching Circuit and Waveforms

PECL/TTL

80%/2.0 V

Vout

20%/0.8 V

Trise

Tfall

Figure 14. Waveforms: Rise and Fall Times

PECL/TTL

50%/1.5 V

Vin

Tpd++

Tpd−−

50%/1.5 V

Vout

Figure 13. Propagation Delay — Single−Ended

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