Datasheet
Switching Characteristics
Switching Characteristics
SN74LVC1T45-EP
SCES768 – NOVEMBER 2008 ...........................................................................................................................................................................................
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over recommended operating free-air temperature range, V
CCA
= 1.8 V ± 0.15 V (see Figure 1 )
V
CCB
= 1.8 V V
CCB
= 2.5 V V
CCB
= 3.3 V V
CCB
= 5 V
FROM TO
± 0.15 V ± 0.2 V ± 0.3 V ± 0.5 V
PARAMETER UNIT
(INPUT) (OUTPUT)
MIN MAX MIN MAX MIN MAX MIN MAX
t
PLH
3 20.7 2.2 13.3 1.7 11.3 1.4 10.2
A B ns
t
PHL
2.8 17.3 2.2 11.5 1.8 10.1 1.7 10
t
PLH
3 20.7 2.3 19 2.1 18.5 1.9 18.1
B A ns
t
PHL
2.8 17.3 2.1 15.9 2 18.6 1.8 15.2
t
PHZ
5.2 22.4 4.8 21.5 4.7 21.4 5.1 20.1
DIR A ns
t
PLZ
2.3 13.5 2.1 13.5 2.4 13.7 3.1 13.9
t
PHZ
7.4 24.9 4.9 14.5 4.6 13.3 2.8 11.2
DIR B ns
t
PLZ
4.2 19 3.7 12.2 3.3 11.4 2.4 10.4
t
PZH
(1)
39.7 31.2 29.9 27.5
DIR A ns
t
PZL
(1)
42.2 30.4 28.9 26.4
t
PZH
(1)
34.2 26.8 25 24.1
DIR B ns
t
PZL
(1)
39.7 33 31.5 30.1
(1) The enable time is a calculated value, derived using the formula shown in the enable times section.
over recommended operating free-air temperature range, V
CCA
= 2.5 V ± 0.2 V (see Figure 1 )
V
CCB
= 1.8 V V
CCB
= 2.5 V V
CCB
= 3.3 V V
CCB
= 5 V
FROM TO
± 0.15 V ± 0.2 V ± 0.3 V ± 0.5 V
PARAMETER UNIT
(INPUT) (OUTPUT)
MIN MAX MIN MAX MIN MAX MIN MAX
t
PLH
2.3 19 1.5 11.5 1.3 9.4 1.1 8.1
A B ns
t
PHL
2.1 15.9 1.4 10.5 1.3 8.4 0.9 7.6
t
PLH
2.2 13.3 1.5 11.5 1.4 11 1 10.5
B A ns
t
PHL
2.2 11.5 1.4 10.5 1.3 10 0.9 9.2
t
PHZ
3 11.1 3.1 11.1 2.8 11.1 3.2 11.1
DIR A ns
t
PLZ
1.3 8.9 1.3 8.9 1.3 8.9 1 8.8
t
PHZ
6.5 26.7 4.1 14.4 3.9 13.2 2.4 10.1
DIR B ns
t
PLZ
3.9 21.9 3.2 12.6 2.8 11.4 1.8 8.3
t
PZH
(1)
35.2 24.1 22.4 18.8
DIR A ns
t
PZL
(1)
38.2 24.9 23.2 19.3
t
PZH
(1)
27.9 20.4 18.3 16.9
DIR B ns
t
PZL
(1)
27 21.6 19.5 18.7
(1) The enable time is a calculated value, derived using the formula shown in the enable times section.
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