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74HC_HCT157_15 Datasheet, PDF (7/19 Pages) NXP Semiconductors – Quad 2-input multiplexer
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NXP Semiconductors
74HC157; 74HCT157
Quad 2-input multiplexer
10. Dynamic characteristics
Table 7. Dynamic characteristics
Voltages are referenced to GND (ground = 0 V); CL = 50 pF unless otherwise specified; for test circuit see Figure 9.
Symbol Parameter Conditions
Tamb = 25 C
Tamb = 40 C
to +85 C
Tamb = 40 C
to +125 C
Min Typ Max Min Max Min Max
74HC157
tpd
propagation nI0, nI1 to nY; see Figure 7 [1]
delay
VCC = 2.0 V
-
36 125 -
155
-
190
VCC = 4.5 V
-
13 25
-
31
-
38
VCC = 5 V; CL = 15 pF
-
11 -
-
-
-
-
VCC = 6.0 V
-
10 21
-
26
-
32
S to nY; see Figure 7
[1]
VCC = 2.0 V
-
41 125 -
155
-
190
VCC = 4.5 V
-
15 25
-
31
-
38
VCC = 5 V; CL = 15 pF
-
12
-
-
-
-
-
VCC = 6.0 V
-
12 21
-
26
-
32
E to nY; see Figure 8
[1]
VCC = 2.0 V
-
39 115 -
145
-
175
VCC = 4.5 V
-
14 23
-
29
-
35
VCC = 5 V; CL = 15 pF
-
11 -
-
-
-
-
VCC = 6.0 V
-
11 20
-
25
-
30
tt
transition nY; see Figure 7
time
VCC = 2.0 V
[2]
-
19 75
-
95
-
110
VCC = 4.5 V
-
7 15
-
19
-
22
VCC = 6.0 V
-
6 13
-
16
-
19
CPD
power
CL = 50 pF; f = 1 MHz;
[3] -
70 -
-
-
-
-
dissipation VI = GND to VCC
capacitance
74HCT157
tpd
propagation nI0, nI1 to nY; see Figure 7 [1]
delay
VCC = 4.5 V
-
16 27
-
34
-
41
VCC = 5 V; CL = 15 pF
-
13
-
-
-
-
-
S to nY; see Figure 7
[1]
VCC = 4.5 V
-
22 37
-
46
-
56
VCC = 5 V; CL = 15 pF
-
19
-
-
-
-
-
E to nY; see Figure 8
[1]
VCC = 4.5 V
VCC = 5 V; CL = 15 pF
-
15 26
-
33
-
39
-
12
-
-
-
-
-
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
pF
ns
ns
ns
ns
ns
ns
74HC_HCT157
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 7 — 21 January 2015
© NXP Semiconductors N.V. 2015. All rights reserved.
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