74LVC74A Просмотр технического описания (PDF) - NXP Semiconductors.
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74LVC74A Datasheet PDF : 16 Pages
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NXP Semiconductors
74LVC74A
Dual D-type flip-flop with set and reset; positive-edge trigger
VI 90 %
tW
negative
pulse
VM
10 %
0V
tf
VI
positive
pulse
tr
90 %
VM
10 %
0V
tW
VM
tr
tf
VM
VCC
VI
PULSE
GENERATOR
VO
DUT
RT
CL
RL
001aaf615
Test data is given in Table 9.
Definitions for test circuit:
RL = Load resistance.
CL = Load capacitance including jig and probe capacitance.
RT = Termination resistance should be equal to output impedance Zo of the pulse generator.
Fig 9. Load circuitry for switching times
Table 9. Test data
Supply voltage
1.2 V
2.7 V
3.0 V to 3.6 V
Input
VI
VCC
2.7 V
2.7 V
tr, tf
≤ 2.5 ns
≤ 2.5 ns
≤ 2.5 ns
Load
CL
50 pF
50 pF
50 pF
RL
500 Ω
500 Ω
500 Ω
74LVC74A_6
Product data sheet
Rev. 06 — 4 June 2007
© NXP B.V. 2007. All rights reserved.
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