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CD74HC283 Datasheet(Fiches technique) 3 Page - Texas Instruments

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Numéro de pièce CD74HC283
Description  High Speed CMOS Logic 4-Bit Binary Full Adder with Fast Carry
Télécharger  6 Pages
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
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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
VIL or VIH
-
4.5
4.4
-
-
4.4
-
4.4
-
V
High Level Output
Voltage
TTL Loads
VOH
VIL or VIH
-
4.5
3.98
-
-
3.84
-
3.7
-
V
Low Level Output
Voltage
CMOS Loads
VOL
VIH or VIL
-
4.5
-
-
0.1
-
0.1
-
0.1
V
Low Level Output
Voltage
TTL Loads
VOL
VIH or VIL
-
4.5
-
-
0.26
-
0.33
-
0.4
V
Input Leakage
Current
II
VCC to
GND
-
5.5
-
-
±0.1
-
±1-
±1
µA
Quiescent Device
Current
ICC
VCC or
GND
-
5.5
-
-
8
-
80
-
160
µA
Additional Quiescent
Device Current Per
Input Pin: 1 Unit Load
(Note 4)
∆ICC
VCC
-2.1
-
4.5 to
5.5
-
100
360
-
450
-
490
µA
NOTE:
4. 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
CIN
1.5
B1, A1, A0
1
B0
0.4
B3, A3, A2, B2
0.5
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
MIN
TYP
MAX
MIN
MAX
MIN
MAX
HC TYPES
Propagation Delay
tPLH, tPHL
CL = 50pF
2
-
-
160
-
200
-
240
ns
CIN to S0
4.5
-
-
32
-
40
-
48
ns
CL = 15pF
5
-
13
-
-
-
-
-
ns
CL = 50pF
6
-
-
27
-
34
-
41
ns
CD74HC283, CD74HCT283




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