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CD74HC390 Datasheet(PDF) 6 Page - Texas Instruments

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Part No. CD74HC390
Description  High Speed CMOS Logic Dual Decade Ripple Counter
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
Logo TI - Texas Instruments

CD74HC390 Datasheet(HTML) 6 Page - Texas Instruments

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6
Reset Pulse Width
tW
2
50-
-65-75-
ns
4.5
10
-
-
13
-
15
-
ns
6
9
-
-
11-13-
ns
HCT TYPES
Maximum Clock
Frequency
fMAX
4.5
27
-
-
22
-
18
-
MHz
Clock Pulse Width,
nCP0, nCP1
tW
4.5
19
-
-
24
-
29
-
ns
Reset Removal Time
tREM
4.5
15
-
-
19
-
22
-
ns
Reset Pulse Width
tW
4.5
13
-
-
16
-
20
-
ns
Switching Specifications Input tr, tf = 6ns
PARAMETER
SYMBOL
TEST
CONDITIONS
VCC
(V)
25oC
-40oC TO 85oC -55oCTO125oC
UNITS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
HC TYPES
Propagation Delay (Figure 1)
tPLH,
tPHL
CL = 50pF
2
-
-
175
-
220
-
265
ns
nCP0 to nQ0
4.5
-
-
35
-
44
-
53
ns
CL =15pF
5
-
14
-
-
-
-
-
ns
CL = 50pF
6
-
-
30
-
37
-
45
ns
nCP1 to nQ1
tPLH,
tPHL
CL = 50pF
2
-
-
185
-
230
-
280
ns
4.5
-
-
37
-
46
-
56
ns
6
-
-
31
-
39
-
48
ns
nCP1 to nQ2
tPLH,
tPHL
CL = 50pF
2
-
-
245
-
305
-
370
ns
4.5
-
-
49
-
61
-
74
ns
6
-
-
42
-
52
-
63
ns
nCP1 to nQ3
tPLH,
tPHL
CL = 50pF
2
-
-
180
-
225
-
270
ns
4.5
-
-
36
-
45
-
54
ns
5
-
15
-
-
-
-
-
ns
6
-
-
31
-
38
-
46
ns
nCP0 to nQ3
(nQ0 connected to nCP1)
tPLH,
tPHL
CL = 50pF
2
-
-
365
-
455
-
550
ns
4.5
-
-
73
-
91
-
110
ns
6
-
-
62
-
77
-
94
ns
MR to Qn
tPLH,
tPHL
CL = 50pF
2
-
-
190
-
240
-
285
ns
4.5
-
-
38
-
48
-
57
ns
CL =15pF
5
-
16
-
-
-
-
-
ns
CL = 50pF
6
-
-
32
-
41
-
48
ns
Output Transition Time
(Figure 1)
tTLH,tTHL CL = 50pF
2
-
-
75
-
95
-
110
ns
4.5
-
-
15
-
19
-
22
ns
6
-
-
13
-
16
-
19
ns
Input Capacitance
CIN
CL = 50pF
-
-
-
10
-
10
-
10
pF
Power Dissipation Capacitance
(Notes 4, 5)
CPD
CL =15pF
5
-
28
-
-
-
-
-
pF
Prerequisite for Switching Specifications
(Continued)
CHARACTERISTIC
SYMBOL
VCC (V)
25oC
-40oC TO 85oC
-55oC TO 125oC
UNITS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
CD74HC390, CD74HCT390


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