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MC74HCT574A Datasheet, PDF (4/8 Pages) ON Semiconductor – Octal 3-State Noninverting D Flip-Flop with LSTTL-Compatible Inputs
MC74HCT574A
DC ELECTRICAL CHARACTERISTICS (Voltages Referenced to GND)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ IOZ
Parameter
Maximum Three–State
Leakage
Current
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ∆ICC
Additional Quiescent Supply
Current
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ 1. Outputinhigh–impedancestate.
Test Conditions
Vin = VIL or VIH (Note 1)
Vout = VCC or GND
Vin = 2.4 V, Any One Input
Vin = VCC or GND, Other Inputs
lout = 0 µA
VCC
V
5.5
5.5
Guaranteed Limit
– 55 to
25_C
v v 85_C
125_C
Unit
– 0.5
– 5.0
– 10
µA
≥ – 55_C
2.9
25_C to 125_C
2.4
mA
AC ELECTRICAL CHARACTERISTICS (VCC = 5.0 V ± 10%, CL = 50 pF, Input tr = tf = 6.0 ns)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Guaranteed Limit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol
Parameter
– 55 to
25_C
v v 85_C
125_C Unit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ fMAX
Maximum Clock Frequency (50% Duty Cycle) (Figures 1 and 4)
30
24
20
MHz
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLH,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHL
Maximum Propagation Delay, Clock to Q
(Figures 1 and 4)
30
38
45
ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLZ,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHZ
Maximum Propagation Delay, Output Enable to Q
(Figures 2 and 5)
28
35
42
ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPZH,
tPZL
Maximum Propagation Delay Time, Output Enable to Q
(Figures 2 and 5)
28
35
42
ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tTLH,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tTHL
Maximum Output Transition Time, Any Output
(Figures 1, 2 and 4)
12
15
18
ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Cin
Maximum Input Capacitance
10
10
10
pF
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ NOTE:For propagation delays with loads other than 50 pF, and information on typical parametric values, see Chapter 2 of the ON
Semiconductor High–Speed CMOS Data Book (DL129/D).
Typical @ 25°C, VCC = 5.0 V
CPD
Power Dissipation Capacitance (Per Flip–Flop)*
58
pF
* Used to determine the no–load dynamic power consumption: PD = CPD VCC2f + ICC VCC. For load considerations, see Chapter 2 of the
ON Semiconductor High–Speed CMOS Data Book (DL129/D).
TIMING REQUIREMENTS (VCC = 5.0 V ± 10%, CL = 50 pF, Input tr = tf = 6.0 ns)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Guaranteed Limit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ – 55 to 25_C
v 85_C
v 125_C
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol
Parameter
Fig. Min Max Min Max Min Max Unit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tsu
Minimum Setup Time, Data to Clock
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ th
Minimum Hold Time, Clock to Data
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tw
Minimum Pulse Width, Clock
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tr,If MaximumInputRiseandFallTimes
3
10
13
15
ns
3
5.0
5.0
5.0
ns
1
15
19
22
ns
1
500
500
500 ns
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