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74HC393N Datasheet PDF : 21 Pages
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NXP Semiconductors
74HC393; 74HCT393
Dual 4-bit binary ripple counter
Table 7. Dynamic characteristics …continued
Voltages are referenced to GND (ground = 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
fclk(max)
CPD
maximum
clock
frequency
power
dissipation
capacitance
see Figure 9
VCC = 2.0 V
VCC = 4.5 V
VCC = 5 V; CL = 15 pF
VCC = 6.0 V
CL = 50 pF; f = 1 MHz;
VI = GND to VCC
6 30 - 5
30 90 - 24
-
99 -
-
35 107 - 28
[3] -
23 -
-
-4
-
- 20
-
-
-
-
24
-
-
-
-
MHz
MHz
MHz
MHz
pF
74HCT393
tpd
propagation nCP to nQ0; see Figure 9 [1]
delay
VCC = 4.5 V
- 15 25 -
31
-
38
ns
VCC = 5 V; CL = 15 pF
- 20 -
-
-
-
-
ns
nQx to nQ(x1);
[1]
see Figure 9
VCC = 4.5 V
-
6
10 -
13
-
15
ns
VCC = 5 V; CL = 15 pF
-
6
-
-
-
-
-
ns
tPHL
HIGH to
nMR to nQx; see Figure 10
LOW
propagation
VCC = 4.5 V
-
18 32 -
40
-
48
ns
delay
VCC = 5 V; CL = 15 pF
-
15 -
-
-
-
-
ns
tt
transition Qn; see Figure 9
time
VCC = 4.5 V
tW
pulse width nCP HIGH or LOW;
see Figure 9
[2]
-
7
15 -
19
-
22
ns
VCC = 4.5 V
19 11 - 24
-
29
-
ns
nMR HIGH; see Figure 10
VCC = 4.5 V
trec
recovery
nMR to nCP;
time
see Figure 10
16 6
- 20
-
24
-
ns
fclk(max)
maximum
clock
frequency
VCC = 4.5 V
see Figure 9
VCC = 4.5 V
VCC = 5 V; CL = 15 pF
50
-5
-
5
-
ns
27 48 - 22
-
-
53 -
-
-
18
-
-
-
MHz
MHz
74HC_HCT393
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 4 — 16 May 2013
© NXP B.V. 2013. All rights reserved.
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