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CD54HC237F Arkusz danych(PDF) 6 Page - Texas Instruments

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Numer części CD54HC237F
Szczegółowy opis  High-Speed CMOS Logic, 3- to 8-Line Decoder/Demultiplexer with Address Latches
PDF  19 Pages
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Producent  TI [Texas Instruments]
Strona internetowa  http://www.ti.com
Logo TI - Texas Instruments

CD54HC237F Arkusz danych(HTML) 6 Page - Texas Instruments

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6
LE Pulse Width
tW
2
50-
-65-75
-
ns
4.5
10
-
-
13
-
15
-
ns
6
9
-
-
1
-
13
-
ns
HCT TYPES
An to LE Setup Time
tSU
4.5
10
-
-
13
-
15
-
ns
An to LE Hold Time
tH
CD74HCT137
4.5
7
-
-
9
-
11
-
ns
CD74HCT237
tH
4.5
5-
-5-5-
ns
LE Pulse Width
tW
4.5
10
-
-
13
-
15
-
ns
Switching Specifications Input tr, tf = 6ns
PARAMETER
SYMBOL
TEST
CONDITIONS
VCC (V)
25oC
-40oC TO
85oC
-55oC TO 125oC
UNITS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
HC TYPES
Propagation Delay
CD74HC137, CD74HCT137
tPLH, tPHL CL = 50pF
2
-
-
180
-
225
-
270
ns
An to any Y
4.5
-
-
36
-
45
-
54
ns
6
-
-
31
-
38
-
46
ns
Propagation Delay
’HC237, CD74HCT237
tPLH, tPHL CL = 50pF
2
-
-
160
-
200
-
240
ns
An to any Y
4.5
-
-
32
-
40
-
48
ns
6
-
-
27
-
34
-
41
ns
Address to Output
CD74HC137
tPLH, tPHL CL = 15pF
5
5
15
-
-
-
-
-
ns
’HC237
tPLH, tPHL CL = 15pF
5
-
13
-
-
-
-
-
ns
OE0 to any Y or Y
tPLH, tPHL CL = 50pF
2
-
-
145
-
180
-
220
ns
4.5
-
-
29
-
36
-
44
ns
6
-
-
25
-
31
-
38
ns
OE1 to any Y or Y
tTLH, tTHL CL = 50pF
2
-
-
145
-
180
-
220
ns
4.5
-
-
29
-
36
-
44
ns
6
-
-
25
-
31
-
38
ns
LE to any Y or Y
tTLH, tTHL CL = 50pF
2
-
-
190
-
240
-
285
ns
4.5
-
-
38
-
48
-
57
ns
6
-
-
32
-
41
-
48
ns
Power Dissipation
Capacitance, (Notes 3, 4)
CD74HC137
CPD
CL = 15pF
5
-
19
-
-
-
-
-
pF
’HC237
CPD
CL = 15pF
5
-
23
-
-
-
-
-
pF
Output Transition Time
tTLH, tTHL CL = 50pF
2
-
-
75
-
95
-
110
ns
4.5
-
-
15
-
19
-
22
ns
6
-
-
13
-
16
-
19
ns
Input Capacitance
CI
-
-
-
-
10
-
10
-
10
pF
Prerequisite For Switching Specifications
(Continued)
PARAMETER
SYMBOL
VCC
(V)
25oC
-40oC TO 85oC
-55oC TO 125oC
UNITS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
CD74HC137, CD74HCT137, CD54HC237, CD74HC237, CD74HCT237



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