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74HC73U 查看數據表(PDF) - Philips Electronics

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74HC73U Dual JK flip-flop with reset; negative-edge trigger Philips
Philips Electronics Philips
74HC73U Datasheet PDF : 21 Pages
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Philips Semiconductors
74HC73
Dual JK flip-flop with reset; negative-edge trigger
11. Dynamic characteristics
Table 8: Dynamic characteristics
GND = 0 V; tr = tf = 6 ns; CL = 50 pF; see Figure 8.
Symbol Parameter
Conditions
Tamb = 25 °C
tPHL, tPLH propagation delay nCP to nQ
propagation delay nCP to nQ
see Figure 6
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
VCC = 5.0 V; CL = 15 pF
see Figure 6
propagation delay nR to nQ, nQ
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
VCC = 5.0 V; CL = 15 pF
see Figure 7
tTHL, tTLH
tW
output transition time
nCP clock pulse width HIGH or LOW
nR reset pulse width HIGH or LOW
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
VCC = 5.0 V; CL = 15 pF
see Figure 6
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
see Figure 6
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
see Figure 7
trem
removal time nR to nCP
tsu
set-up time nJ, nK to nCP
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
see Figure 7
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
see Figure 6
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
Min
Typ
Max Unit
-
52
160
ns
-
19
32
ns
-
15
27
ns
-
16
-
ns
-
52
160
ns
-
19
32
ns
-
15
27
ns
-
16
-
ns
-
50
145
ns
-
18
29
ns
-
14
25
ns
-
15
-
ns
-
19
75
ns
-
7
15
ns
-
6
13
ns
80
22
-
ns
16
8
-
ns
14
6
-
ns
80
22
-
ns
16
8
-
ns
14
6
-
ns
80
22
-
ns
16
8
-
ns
14
6
-
ns
80
22
-
ns
16
8
-
ns
14
6
-
ns
9397 750 13815
Product data sheet
Rev. 03 — 12 November 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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