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DM74LS123 Datasheet(PDF) 5 Page - Fairchild Semiconductor

Part No. DM74LS123
Description  Dual Retriggerable One-Shot with Clear and Complementary Outputs
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Maker  FAIRCHILD [Fairchild Semiconductor]
Homepage  http://www.fairchildsemi.com
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DM74LS123 Datasheet(HTML) 5 Page - Fairchild Semiconductor

   
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Switching Characteristics
at VCC = 5V and TA = 25°C
Symbol
Parameters
RL = 2 kΩ
Units
From (Input)
CL = 15pF
CL = 15pF
To (Output)
CEXT = 0 pF, REXT = 5 kΩ
CEXT = 1000 pF, REXT = 10 kΩ
Min
Max
Min
Max
tPLH
Propagation Delay Time
A to Q
33
ns
LOW-to-HIGH Level Output
tPLH
Propagation Delay Time
B to Q
44
ns
LOW-to-HIGH Level Output
tPHL
Propagation Delay Time
A to Q
45
ns
HIGH-to-LOW Level Output
tPHL
Propagation Delay Time
B to Q
56
ns
HIGH-to-LOW Level Output
tPLH
Propagation Delay Time
Clear to Q
45
ns
LOW-to-HIGH Level Output
tPHL
Propagation Delay Time
Clear to Q
27
ns
HIGH-to-LOW Level Output
tWQ(Min)
Minimum Width of Pulse
A or B to Q
200
ns
at Output Q
tW(out)
Output Pulse Width
A or B to Q
4
5
µs


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