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CD54HC237F bảng dữ liệu(PDF) 5 Page - Texas Instruments

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tên linh kiện CD54HC237F
Giải thích chi tiết về linh kiện  High-Speed CMOS Logic, 3- to 8-Line Decoder/Demultiplexer with Address Latches
PDF  16 Pages
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CD54HC237F bảng dữ liệu(HTML) 5 Page - Texas Instruments

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5
Quiescent Device
Current
ICC
VCC or
GND
0
6
-
-
8
-
80
-
160
µA
HCT TYPES
High Level Input
Voltage
VIH
-
-
4.5 to
5.5
2-
-
2
-
2
-
V
Low Level Input
Voltage
VIL
-
-
4.5 to
5.5
-
-
0.8
-
0.8
-
0.8
V
High Level Output
Voltage
CMOS Loads
VOH
VIH or VIL
-0.02
4.5
4.4
-
-
4.4
-
4.4
-
V
High Level Output
Voltage
TTL Loads
-4
4.5
3.98
-
-
3.84
-
3.7
-
V
Low Level Output
Voltage
CMOS Loads
VOL
VIH or VIL
0.02
4.5
-
-
0.1
-
0.1
-
0.1
V
Low Level Output
Voltage
TTL Loads
4
4.5
-
-
0.26
-
0.33
-
0.4
V
Input Leakage
Current
II
VCC and
GND
0
5.5
-
-
±0.1
-
±1-
±1
µA
Quiescent Device
Current
ICC
VCC or
GND
0
5.5
-
-
8
-
80
-
160
µA
Additional Quiescent
Device Current Per
Input Pin: 1 Unit Load
∆ICC
(Note 2)
VCC
-2.1
-
4.5 to
5.5
-
100
360
-
450
-
490
µA
NOTE:
2. For dual-supply systems theoretical worst case (VI = 2.4V, VCC = 5.5V) specification is 1.8mA.
DC Electrical Specifications
(Continued)
PARAMETER
SYMBOL
TEST
CONDITIONS
VCC
(V)
25oC
-40oC TO 85oC -55oC TO 125oC
UNITS
VI (V)
IO (mA)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
HCT Input Loading Table
INPUT
UNIT LOADS
All
1.5
NOTE: Unit Load is
∆ICC limit specified in DC Electrical Table, e.g.,
360
µA max at 25oC.
Prerequisite For Switching Specifications
PARAMETER
SYMBOL
VCC
(V)
25oC
-40oC TO 85oC
-55oC TO 125oC
UNITS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
HC TYPES
An to LE Setup Time
tSU
2
50-
-65-75
-
ns
4.5
10
-
-
13
-
15
-
ns
6
9
-
-
11
-
13
-
ns
An to LE Hold Time
tH
2
30-
-40-45
-
ns
4.5
6-
-8-9-
ns
6
5
-
-
7-8-
ns
CD74HC137, CD74HCT137, CD54HC237, CD74HC237, CD74HCT237



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