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DM74LS373 Datasheet(PDF) 4 Page - Fairchild Semiconductor

Part No. DM74LS373
Description  3-STATE Octal D-Type Transparent Latches and Edge-Triggered Flip-Flops
Download  8 Pages
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Maker  FAIRCHILD [Fairchild Semiconductor]
Homepage  http://www.fairchildsemi.com
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DM74LS373 Datasheet(HTML) 4 Page - Fairchild Semiconductor

   
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4
DM74LS373 Switching Characteristics
at VCC = 5V and TA = 25°C
Note 6: CL = 5 pF.
DM74LS374 Recommended Operating Conditions
Note 7: The symbol (
↑) indicates the rising edge of the clock pulse is used for reference.
Note 8: TA = 25°C and VCC = 5V.
RL = 667Ω
Symbol
Parameter
From (Input)
CL = 45 pF
CL = 150 pF
Units
To (Output)
Min
Max
Min
Max
tPLH
Propagation Delay Time
Data to Q
18
26
ns
LOW-to-HIGH Level Output
tPHL
Propagation Delay Time
Data to Q
18
27
ns
HIGH-to-LOW Level Output
tPLH
Propagation Delay Time
Enable to Q
30
38
ns
LOW-to-HIGH Level Output
tPHL
Propagation Delay Time
Enable to Q
30
36
ns
HIGH-to-LOW Level Output
tPZH
Output Enable Time
Output Control to Any Q
28
36
ns
to HIGH Level Output
tPZL
Output Enable Time
Output Control to Any Q
36
50
ns
to LOW Level Output
tPHZ
Output Disable Time
Output Control to Any Q
20
ns
from HIGH Level Output (Note 6)
tPLZ
Output Disable Time
Output Control to Any Q
25
ns
from LOW Level Output (Note 6)
Symbol
Parameter
Min
Nom
Max
Units
VCC
Supply Voltage
4.75
5
5.25
V
VIH
HIGH Level Input Voltage
2
V
VIL
LOW Level Input Voltage
0.8
V
IOH
HIGH Level Output Current
−2.6
mA
IOL
LOW Level Output Current
24
mA
tW
Pulse Width
Clock HIGH
15
ns
(Note 8)
Clock LOW
15
tSU
Data Setup Time (Note 7) (Note 8)
20
ns
tH
Data Hold Time (Note 7) (Note 8)
1
ns
TA
Free Air Operating Temperature
0
70
°C


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