74HC161(2017) Ver la hoja de datos (PDF) - NXP Semiconductors.
Número de pieza
componentes Descripción
fabricante
74HC161
(Rev.:2017)
(Rev.:2017)
NXP Semiconductors.
74HC161 Datasheet PDF : 21 Pages
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NXP Semiconductors
74HC161
Presettable synchronous 4-bit binary counter; asynchronous reset
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 14.
Symbol Parameter Conditions
25 C
40 C to +85 C 40 C to +125 C Unit
Min Typ Max Min
Max
Min
Max
tpd
propagation CP to Qn; see Figure 9
delay
VCC = 2.0 V
[1]
- 61 190
-
VCC = 4.5 V
- 22 38
-
VCC = 5.0 V; CL = 15 pF
- 19 -
-
VCC = 6.0 V
- 18 32
-
CP to TC; see Figure 9
240
-
48
-
-
-
41
-
285 ns
57 ns
- ns
48 ns
VCC = 2.0 V
VCC = 4.5 V
VCC = 5.0 V; CL = 15 pF
VCC = 6.0 V
CET to TC; see Figure 10
- 69 215
-
- 25 43
-
- 21 -
-
- 20 37
-
270
-
54
-
-
-
46
-
325 ns
65 ns
- ns
55 ns
VCC = 2.0 V
VCC = 4.5 V
VCC = 5.0 V; CL = 15 pF
VCC = 6.0 V
tPHL
HIGH to
MR to Qn; see Figure 11
LOW
propagation
VCC = 2.0 V
delay
VCC = 4.5 V
VCC = 5.0 V; CL = 15 pF
VCC = 6.0 V
MR to TC; see Figure 11
- 33 150
-
- 12 30
-
- 10 -
-
- 10 26
-
- 63 210
-
- 23 42
-
- 20 -
-
- 18 36
-
190
-
38
-
-
-
38
-
265
-
53
-
-
-
45
-
225 ns
45 ns
- ns
31 ns
315 ns
63 ns
- ns
54 ns
VCC = 2.0 V
- 63 220
-
275
-
330 ns
VCC = 4.5 V
- 23 44
-
55
-
66 ns
VCC = 5.0 V; CL = 15 pF
- 20 -
-
-
-
- ns
VCC = 6.0 V
- 18 37
-
47
-
56 ns
tt
transition see Figure 9 and Figure 10 [2]
time
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
74HC161
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 4 January 2017
© NXP Semiconductors N.V. 2017. All rights reserved.
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