74HC139PW 데이터 시트보기 (PDF) - NXP Semiconductors.
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74HC139PW Datasheet PDF : 18 Pages
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NXP Semiconductors
74HC139; 74HCT139
Dual 2-to-4 line decoder/demultiplexer
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 8.
Symbol Parameter Conditions
Tamb
Unit
25 C
40 C to +85 C 40 C to +125 C
Min Typ Max Min Max
Min
Max
74HC139
tpd
propagation nAn to nYn; see Figure 6 [1]
delay
VCC = 2.0 V
-
39 145 -
180
-
220 ns
VCC = 4.5 V
-
14 29
-
36
-
44 ns
VCC = 5.0 V; CL = 15 pF
- 11
-
-
-
-
-
ns
VCC = 6.0 V
-
11 25
-
31
-
38 ns
nE to nYn; see Figure 7 [1]
VCC = 2.0 V
-
33 135 -
170
-
205 ns
VCC = 4.5 V
-
12 27
-
34
-
41 ns
VCC = 5.0 V; CL = 15 pF
- 10
-
-
-
-
-
ns
VCC = 6.0 V
-
10 23
-
29
-
35 ns
tt
transition nYn; see Figure 6 and
[2]
time
Figure 7
VCC = 2.0 V
-
19 75
-
95
-
110 ns
VCC = 4.5 V
-
7 15
-
19
-
22 ns
VCC = 6.0 V
-
6 13
-
16
-
19 ns
CPD
power
CL = 50 pF; f = 1 MHz;
[3] -
42 -
-
-
-
-
pF
dissipation VI = GND to VCC
capacitance
74HCT139
tpd
propagation nAn to nYn; see Figure 6 [1]
delay
VCC = 4.5 V
-
16 34
-
43
-
51 ns
VCC = 5.0 V; CL = 15 pF
- 13
-
-
-
-
-
ns
nE to nYn; see Figure 7 [1]
VCC = 4.5 V
-
16 34
-
43
-
51 ns
VCC = 5.0 V; CL = 15 pF
- 13
-
-
-
-
-
ns
tt
transition nYn; see Figure 6 and
[2]
time
Figure 7
VCC = 4.5 V
-
7 15
-
19
-
22 ns
74HC_HCT139
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 28 March 2014
© NXP Semiconductors N.V. 2014. All rights reserved.
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