MC74HC4538A_05 Datasheet, PDF (5/16 Pages) ON Semiconductor – Dual Precision Monostable Multivibrator (Retriggerable,Resettable)

MC74HC4538A
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ AC CHARACTERISTICS (C_L = 50 pF, Input t_r = t_f = 6.0 ns)
Guaranteed Limits
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol
Parameter
–55 to 25_C
v 85_C
v 125_C
V_CC
V
Min Max Min Max Min Max Unit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLH Maximum Propagation Delay
Input A or B to Q
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{(Figures 6 and 8)}
2.0
175
220
265 ns
4.5
35
44
53
6.0
30
37
45
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{tPHL Maximum Propagation Delay}
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Input A or B to NQ
(Figures 6 and 8)
2.0
195
245
295 ns
4.5
39
49
59
6.0
33
42
50
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{tPHL Maximum Propagation Delay}
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{Reset to Q}
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ^{(Figures 7 and 8)}
2.0
175
220
265 ns
4.5
35
44
53
6.0
30
37
45
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLH Maximum Propagation Delay
Reset to NQ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{(Figures 7 and 8)}
2.0
175
220
265 ns
4.5
35
44
53
6.0
30
37
45
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _tTLH,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tTHL
Maximum Output Transition Time, Any Output
(Figures 7 and 8)
2.0
75
95
110 ns
4.5
15
19
22
6.0
13
16
19
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{Cin Maximum Input Capacitance}
(A. B, Reset) −
(C_x, R_x)
10
10
10
pF
25
25
25
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ _{9. For propagation delays with loads other than 50 pF, and information on typical parametric values, see the ON Semiconductor High−Speed}
CMOS Data Book (DL129/D).
Typical @ 25°C, V_CC = 5.0 V
C_PD Power Dissipation Capacitance (per Multivibrator)*
150
pF
*Used to determine the no−load dynamic power consumption: P_D = C_PD V_CC2f + I_CC V_CC. For load considerations, see the ON Semiconductor
High−Speed CMOS Data Book (DL129/D).
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