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74HCT4060DB Datasheet PDF : 25 Pages
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NXP Semiconductors
74HC4060; 74HCT4060
14-stage binary ripple counter with oscillator
11. Dynamic characteristics
Table 6. Dynamic characteristics
GND = 0 V; CL = 50 pF unless otherwise specified; for test circuit see Figure 11.
Symbol Parameter Conditions
25 °C
−40 °C to +85 °C −40 °C to +125 °C Unit
Min Typ Max Min Max
Min
Max
74HC4060
tpd
propagation RS to Q3; see Figure 8
[1]
delay
VCC = 2.0 V
- 99 300
-
375
-
450 ns
VCC = 4.5 V
- 36 60
-
75
-
90 ns
VCC = 5.0 V; CL = 15 pF
- 31 -
-
-
-
- ns
VCC = 6.0 V
- 29 51
-
64
-
77 ns
Qn to Qn+1; see Figure 9 [2]
VCC = 2.0 V
- 22 80
-
100
-
120 ns
VCC = 4.5 V
-
8 16
-
20
-
24 ns
VCC = 5.0 V; CL = 15 pF
-
6
-
-
-
-
- ns
VCC = 6.0 V
-
6 14
-
17
-
20 ns
tPHL
HIGH to LOW MR to Qn; see Figure 10
propagation
delay
VCC = 2.0 V
VCC = 4.5 V
- 55 175
-
220
-
265 ns
- 20 35
-
44
-
53 ns
VCC = 5.0 V; CL = 15 pF
- 17 -
-
-
-
- ns
VCC = 6.0 V
- 16 30
-
37
-
45 ns
tt
transition time Qn; see Figure 8
[3]
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
tW
pulse width RS (HIGH or LOW);
see Figure 8
VCC = 2.0 V
80 17 -
100
-
120
- ns
VCC = 4.5 V
16 6 -
20
-
24
- ns
VCC = 6.0 V
14 5 -
17
-
20
- ns
MR (HIGH); see Figure 10
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
trec
recovery time MR to RS; see Figure 10
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
80 25 -
100
-
120
16 9 -
20
-
24
14 7 -
17
-
20
100 28 -
125
-
150
20 10 -
25
-
30
17 8 -
21
-
26
- ns
- ns
- ns
- ns
- ns
- ns
74HC_HCT4060_3
Product data sheet
Rev. 03 — 14 July 2008
© NXP B.V. 2008. All rights reserved.
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