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CD74HCT280EE4 数据表(PDF) 3 Page - Texas Instruments

部件名 CD74HCT280EE4
功能描述  High-Speed CMOS Logic 9-Bit Odd/Even Parity Generator/Checker
Download  12 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

CD74HCT280EE4 数据表(HTML) 3 Page - Texas Instruments

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3
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 to
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
NOTE: Unit Load is
∆ICC limit specified in DC Electrical
Specifications table, e.g., 360
µA max at 25oC.
Switching Specifications Input tr, tf = 6ns
PARAMETER
SYMBOL
TEST
CONDITIONS
VCC (V)
25oC
-40oC TO 85oC
-55oC TO
125oC
UNITS
TYP
MAX
MAX
MAX
HC TYPES
Propagation Delay,
Any Input to
ΣO
tPLH, tPHL
CL = 50pF
2
-
200
250
300
ns
4.5
-
40
50
60
ns
6
-
34
43
51
ns
CL = 15pF
5
17
-
-
-
ns
Propagation Delay,
Any Input to
ΣE
tPLH, tPHL
CL = 50pF
2
-
200
250
300
ns
4.5
-
40
50
60
ns
6
-
34
43
51
ns
CL = 15pF
5
17
-
-
-
ns
CD54HC280, CD74HC280, CD54HCT280, CD74HCT280


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