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| 74HC74D-T Datasheet, PDF (15/22 Pages) NXP Semiconductors – Dual D-type flip-flop with set and reset; positive-edge trigger | |||
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Philips Semiconductors
Dual D-type ï¬ip-ï¬op with set and reset;
positive-edge trigger
Product speciï¬cation
74HC74; 74HCT74
handbook, full pagewidth
VI
PULSE
GENERATOR
VCC
VO
D.U.T.
RT
S1
RL =
1 kâ¦
VCC
open
GND
CL
MNA183
TEST
tPZH
tPZL
tPHZ
tPLZ
S1
GND
VCC
GND
VCC
Definitions for test circuit:
RL = Load resistor.
CL = Load capacitance including jig and probe capacitance.
RT = Termination resistance should be equal to the output impedance Zo of the pulse generator.
Fig.9 Load circuitry for switching times.
2003 Jul 10
15
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