Datasheet

SN54LVC157A, SN74LVC157A
www.ti.com SCAS292Q –JANUARY 1993–REVISED DECEMBER 2010
Switching Characteristics
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
SN74LVC157A
FROM TO
PARAMETER V
CC
T
A
= 25°C –40 TO 85°C –40 TO 125°C UNIT
(INPUT) (OUTPUT)
MIN TYP MAX MIN MAX MIN MAX
1.8 V ± 0.15 V 1 5.5 13.5 1 14 1 15.5
2.5 V ± 0.2 V 1 3.2 7.4 1 7.9 1 10
A or B
2.7 V 1 3.6 5.7 1 5.9 1 7.4
3.3 V ± 0.3 V 1 3 5 1 5.2 1 6.4
1.8 V ± 0.15 V 1 6 15.5 1 16 1 17.5
2.5 V ± 0.2 V 1 3.7 9.6 1 10.1 1 12.2
t
pd
A/B Y ns
2.7 V 1 4.1 7.9 1 8.1 1 10
3.3 V ± 0.3 V 1 3.4 6.6 1 6.8 1 8.4
1.8 V ± 0.15 V 1 5.9 13.5 1 14 1 15.5
2.5 V ± 0.2 V 1 3.5 9.3 1 9.8 1 11.9
G
2.7 V 1 3.9 7.6 1 7.8 1 9.3
3.3 V ± 0.3 V 1 3.3 6.3 1 6.5 1 7.9
1.8 V ± 0.15 V 2 2.5
t
sk(o)
ns
3.3 V ± 0.3 V 1 1.5
Operating Characteristics
T
A
= 25°C
TEST
PARAMETER V
CC
TYP UNIT
CONDITIONS
1.8 V 14
(1)
C
pd
Power dissipation capacitance f = 10 MHz 2.5 V 15
(1)
pF
3.3 V 16
(1) On products compliant to MIL-PRF-38535, this parameter does not apply.
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