74HC74-Q100; 74HCT74-Q100
Nexperia
Dual D-type flip-flop with set and reset; positive edge-trigger
Table 8.
Dynamic characteristics …continued
Voltages are referenced to GND (ground = 0 V); CL = 50 pF unless otherwise specified; for test circuit see Figure 9.
Symbol Parameter Conditions Tamb = 40 C to +85 C Tamb = 40 C to +125 C Unit
Min
Typ[1]
Max
Min
Max
th
hold time
nD to nCP; see Figure 7
VCC = 4.5 V
3
3
-
3
-
ns
fmax
maximum
frequency
nCP; see Figure 7
VCC = 4.5 V
22
-
54
59
29
-
-
-
18
-
-
-
-
MHz
MHz
pF
VCC = 5 V; CL = 15 pF
[4]
CPD
power
CL = 50 pF; f = 1 MHz;
-
-
dissipation
capacitance
VI = GND to VCC 1.5 V
[1] All typical values are measured at Tamb = 25 C.
[2] tpd is the same as tPLH and tPHL
[3] tt is the same as tTHL and tTLH
.
.
[4]
CPD is used to determine the dynamic power dissipation (PD in W).
PD = CPD VCC2 fi N + (CL VCC2 fo) where:
fi = input frequency in MHz;
fo = output frequency in MHz;
CL = output load capacitance in pF;
VCC = supply voltage in V;
N = number of inputs switching;
(CL VCC2 fo) = sum of outputs.
74HC_HCT74_Q100
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Nexperia B.V. 2017. All rights reserved
Product data sheet
Rev. 3 — 4 December 2015
9 of 19
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