74HC688 데이터 시트보기 (PDF) - Nexperia B.V. All rights reserved
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74HC688 Datasheet PDF : 16 Pages
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Nexperia
74HC688
8-bit magnitude comparator
VI 90 %
negative
pulse
GND
VI
positive
pulse
GND 10 %
VM
10 %
tf
tr
90 %
VM
G
VI
RT
tW
tW
VCC
DUT
VM
tr
tf
VM
VO
CL
001aah768
Test data is given in Table 9.
Definitions test circuit:
RT = Termination resistance should be equal to output impedance Zo of the pulse generator.
CL = Load capacitance including jig and probe capacitance.
Figure 8. Test circuit for measuring switching times
Table 9. Test data
Input
VI
GND to VCC
tr, tf
6.0 ns
Load
CL
15 pF, 50 pF
Test
tPLH, tPHL
74HC688
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 4 July 2018
© Nexperia B.V. 2018. All rights reserved.
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