Diodes 74LVC125A - Manual (Page 5)

74LVC125A
Document number: DS35265 Rev. 3 - 2
5 of 10
www.diodes.com
July 2012
© Diodes Incorporated
74LVC125A
Switching Characteristics
Parameter
From
(Input)
To
(Output)
Test Conditions
See
Figure 1
T
A
= +25°C -40°C to +85°C -40°C to +125°C
Unit
Min Typ Max Min Max Min Max
t
pd A Y
V
CC
= 1.8V
± 0.15V
1.0 4.5 11.8 1.0 12.3 1.0 13.8
ns
V CC = 2.5V
± 0.2V
1.0 2.7 5.8 1.0 6.3 1.0 8.4
V
CC
= 2.7V 1.0 3.0 5.3 1.0 5.5 1.0 7.0
V
CC
= 3.3V
± 0.3V
1.0 2.5 4.6 1.0 4.8 1.0 6.0
t en
OE Y
V
CC
= 1.8V
± 0.15V
1.0 4.3 13.8 1.0 14.3 1.0 15.8
ns
V
CC
= 2.5V
± 0.2V
1.0 2.7 6.6 1.0 7.4 1.0 9.5
V CC = 2.7V 1.0 3.3 6.4 1.0 6.6 1.0 8.5
V CC = 3.3V
± 0.3V
1.0 2.4 5.2 1.0 5.4 1.0 7.0
t
dis
OE Y
V
CC
= 1.8V
± 0.15V
1.0 4.3 10.6 1.0 11.1 1.0 12.6
ns
V
CC
= 2.5V
± 0.2V
1.0 2.2 5.1 1.0 5.6 1.0 7.7
V
CC
= 2.7V 1.0 2.5 4.8 1.0 5.0 1.0 6.5
V
CC
= 3.3V
± 0.3V
1.0 2.4 4.4 1.0 4.6 1.0 6.0
t
SK(0)
V CC = 3.3V
± 0.3V
1.0 1.0 1.5 ns
Operating Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Parameter
Test
Conditions
V
CC
= 1.8V V
CC
= 2.5V V
CC
= 3.3V
Unit
Typ Typ Typ
C
pd
Power dissipation
capacitance per gate
f = 10 MHz 7.3 11.2 14.9 pF
C
I Input Capacitance
V
i
= V
CC
– or
GND
4 4 4 pF
Package Characteristics
Symbol Parameter Test Conditions V
CC
Min Typ Max Unit
θ
JA
Thermal Resistance
Junction-to-Ambient
SO-14
(Note 6)
TBD
o C/W
TSSOP-14 159
θ
JC
Thermal Resistance
Junction-to-Case
SO-14
(Note 6)
TBD
o C/W
TSSOP-14 25
Note: 6. Test condition for SO-14 and TSSOP-14: Device mounted on FR-4 substrate PC board, 2oz copper, with minimum recommended pad layout.