DM74ALS240A 查看數據表（PDF） - Fairchild Semiconductor
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DM74ALS240A Datasheet PDF : 9 Pages
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Electrical Characteristics
Over recommended operating free-air temperature range (unless otherwise specified).
Symbol
Parameter
VIK Input Clamp Voltage
VOH HIGH Level Output Voltage
VOL
II
IIH
IIL
IO
IOZH
IOZL
ICC
LOW Level Output Voltage
Input Current at Max. Input
Voltage
HIGH Level Input Current
LOW Level Input Current
Output Drive Current
HIGH Level 3-STATE Output
Current
LOW Level 3-STATE Output
Current
Supply Current
Conditions
VCC = 4.5V, II = –18mA
VCC = 4.5V to 5.5V, IOH = –0.4mA
VCC = 4.5V
IOH = –3mA
IOH = Max.
VCC = 4.5V, IOL = Max.
VCC = 5.5V, VI = 7V
Min.
VCC – 2
2.4
2
Typ. Max.
–1.5
0.35 0.5
0.1
Units
V
V
V
mA
VCC = 5.5V, VI = 2.7V
VCC = 5.5V, VIL = 0.4V
VCC = 5.5V, VO = 2.25V
VCC = 5.5V, VO = 2.7V
20
µA
–0.1 mA
–30
–112 mA
20
µA
VCC = 5.5V, VO = 0.4V
–20 µA
VCC = 5.5V, ALS240A, Outputs HIGH
Outputs LOW
Outputs 3-STATE
VCC = 5.5V, ALS241A, Outputs HIGH
Outputs LOW
Outputs 3-STATE
4 10 mA
13 23
14 25
9 15
15 26
17 30
©1986 Fairchild Semiconductor Corporation
DM74ALS240A, DM74ALS241A Rev. 1.3
4
www.fairchildsemi.com
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