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74HCT02 Datasheet, PDF (7/15 Pages) NXP Semiconductors – Quad 2-input NOR gate
NXP Semiconductors
74HC02; 74HCT02
Quad 2-input NOR gate
VI 90 %
tW
negative
pulse
VM
GND
10 %
tf
tr
VI
90 %
positive
pulse
VM
10 %
GND
tW
VCC
VI
G
DUT
RT
VM
tr
tf
VM
VO
CL
001aah768
Fig 7.
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.
Load circuitry for measuring switching times
Table 9. Test data
Type
74HC02
74HCT02
Input
VI
VCC
3.0 V
tr, tf
6.0 ns
6.0 ns
Load
CL
15 pF, 50 pF
15 pF, 50 pF
Test
tPLH, tPHL
tPLH, tPHL
74HC_HCT02_3
Product data sheet
Rev. 03 — 18 September 2008
© NXP B.V. 2008. All rights reserved.
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