Diodes 74AHC126 - Manual (Page 4)

74AHC126
Document number: DS35346 Rev. 3 - 2
4 of 9
www.diodes.com
January 2013
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UC
T
74AHC126
Operating Characteristics
Parameter
Test
Conditions
V
CC
= 2.0V V
CC
= 3.3V V
CC
= 5V
Unit
Typ Typ Typ
C
pd
Power Dissipation
Capacitance per Gate
f = 1MHz 10.1 13.1 15 pF
C
i
Input Capacitance
V
i
= V
CC
– or
GND
4.0 4.0 4.0 pF
Switching Characteristics
Symbol Parameter
Test
Conditions
V
CC
T
A
= +25°C -40°C to +85°C -40°C to +125°C
Unit
Min Typ Max Min Max Min Max
t
PD
Propagation
Delay A
N
to Y
N
Figure 1
C
L
= 15pF
3.0V to 3.6V 0.5 4.4 8.0 0.5 9.5 0.5 11.5
ns
4.5V to 5.5V 0.5 3.0 5.5 0.5 6.5 0.5 7.0
Figure 1
C
L
= 50pF
3.0V to 3.6V 0.5 6.2 11.5 0.5 13.0 0.5 14.5
4.5V to 5.5 V 0.5 4.3 7.5 0.5 8.5 0.5 9.5
t
EN
Enable Time
OE
N
to Y
N
Figure 1
C
L
= 15 pF
3.0V to 3.6V 0.5 4.7 8.0 0.5 9.5 0.5 11.5
ns
4.5V to 5.5V 0.5 3.3 5.1 0.5 6.0 0.5 7.5
Figure 1
C
L
= 50pF
3.0V to 3.6V 0.5 6.8 11.5 0.5 13.0 0.5 14.5
4.5V to 5.5V 0.5 4.7 7.1 0.5 8.0 0.5 9.0
t
DIS
Disable Time
OE
N
to Y
N
Figure 1
C
L
= 15 pF
3.0V to 3.6V 0.5 6.7 9.7 0.5 11.5 0.5 12.5
ns
4.5V to 5.5V 0.5 4.8 6.8 0.5 8.0 0.5 8.5
Figure 1
C
L
= 50pF
3.0V to 3.6V 0.5 9.6 13.2 0.5 15.0 0.5 16.5
4.5V to 5.5V 0.5 6.8 8.8 0.5 10.0 0.5 11.0