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74240 View Datasheet(PDF) - Fairchild Semiconductor

Part Name
Description
MFG CO.
74240
Octal 3-STATE Buffer/Line Driver/Line Receiver
Fairchild
Fairchild Semiconductor 
74240 Datasheet PDF : 7 Pages
1 2 3 4 5 6 7
Switching Characteristics
at VCC = 5V and TA = 25°C
Symbol
Parameter
tPLH
Propagation Delay Time
LOW-to-HIGH Level Output
tPHL
Propagation Delay Time
HIGH-to-LOW Level Output
tPZL
Output Enable Time
to LOW Level
tPZH
Output Enable Time
to HIGH Level
tPLZ
Output Disable Time
from LOW Level
tPHZ
Output Disable Time
from HIGH Level
tPLH
Propagation Delay Time
LOW-to-HIGH Level Output
tPHL
Propagation Delay Time
HIGH-to-LOW Level Output
tPZL
Output Enable Time
to LOW Level
tPZH
Output Enable Time
to HIGH Level
CL = 45 pF
RL = 667Ω
CL = 45 pF
RL = 667Ω
CL = 45 pF
RL = 667Ω
CL = 45 pF
RL = 667Ω
CL = 5 pF
RL = 667Ω
CL = 5 pF
RL = 667Ω
CL = 150 pF
RL = 667Ω
CL = 150 pF
RL = 667Ω
CL = 150 pF
RL = 667Ω
CL = 150 pF
RL = 667Ω
Conditions
DM74LS240
DM74LS241
DM74LS240
DM74LS241
DM74LS240
DM74LS241
DM74LS240
DM74LS241
DM74LS240
DM74LS241
DM74LS240
DM74LS241
DM74LS240
DM74LS241
DM74LS240
DM74LS241
DM74LS240
DM74LS241
DM74LS240
DM74LS241
Max
14
18
18
18
30
30
23
23
25
25
18
18
18
21
22
22
33
33
26
26
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
www.fairchildsemi.com
4

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