74LVC1T45
Switching Characteristics (cont.) (VCC (A) = 3.3V ± 0.3V, TA = -40°C to +85°C, see Figure 1)
Parameter
tpLH
tpHL
tpLH
tpHL
tpHZ
tpLZ
tpHZ
tpLZ
tpZH
tpZL
tpZH
tpZL
From
(Input)
A
B
DIR
DIR
DIR
DIR
To
(Output)
B
A
A
B
A
B
VCC(B) = 1.8V
±0.15V
Min
Max
2.1
15.5
2
12.6
1.7
8.3
1.8
7.1
2.9
7.3
1.8
5.6
4.0
20.5
3.3
14.5
−
22.8
−
27.6
−
21.1
−
19.9
VCC(B) = 2.5V
±0.2V
Min
Max
1.4
8
1.3
7
1.3
6.4
1.3
5.4
3
7.3
1.6
5.6
3.5
10.1
2.9
7.8
−
14.2
−
15.5
−
13.6
−
14.3
VCC(B) = 3.3V
±0.3V
Min
Max
0.7
5.8
0.8
5
0.7
5.8
0.8
5
2.8
7.3
2.2
5.7
2.9
8.8
2.4
7.1
−
12.9
−
13.8
−
11.5
−
12.3
VCC(B) = 5V
±0.5V
Min
Max
Unit
0.7
4.4
ns
0.7
4
0.6
5.4
ns
0.7
4.5
3.4
7.3
ns
2.2
5.7
2.4
6.8
ns
1.7
4.9
−
10.3
ns
−
11.3
−
10.1
ns
−
11.3
Switching Characteristics (cont.) (VCC (A) = 5V ± 0.5V, TA = -40°C to +85°C, see Figure 1)
Parameter
tpLH
tpHL
tpLH
tpHL
tpHZ
tpLZ
tpHZ
tpLZ
tpZH
tpZL
tpZH
From
(Input)
A
B
DIR
DIR
DIR
DIR
To
(Output)
B
A
A
B
A
B
VCC(B) = 1.8V
±0.15V
Min
Max
1.9
15.1
1.8
12.2
1.4
8.5
1.7
8.5
2.1
5.4
0.9
3.8
4.8
20.2
4.2
14.8
−
22
−
27.2
−
18.9
VCC(B) = 2.5V
±0.2V
Min
Max
1
7.5
0.9
6.2
1
5.1
0.9
4.6
2.2
5.4
1
3.8
2.5
9.8
2.5
7.4
−
12.5
−
14.4
−
11.3
VCC(B) = 3.3V
±0.3V
Min
Max
0.6
5.4
0.7
4.5
0.7
4.4
0.7
4
2.2
5.5
1
3.7
1
8.5
2.5
7
−
11.4
−
12.5
−
9.1
VCC(B)= 5V
±0.5V
Min
Max
Unit
0.5
3.9
ns
0.5
3.5
0.5
3.9
ns
0.5
3.5
2.2
5.4
ns
0.9
3.7
2.2
6.5
ns
1.6
4.5
−
8.4
ns
−
10
−
7.6
ns
Operating Characteristics (TA = +25°C, unless otherwise specified.)
Parameter
Power Dissipation Capacitance
Test
Conditions
VCC(A) =
VCC(B) = 1.8V
Typ
VCC(A) =
VCC(B) = 2.5V
Typ
VCC(A) =
VCC(B) = 3.3V
Typ
VCC(A) =
VCC(B) = 5V
Typ
Unit
A- input, B- output CL = 0 pF
3
4
4
4
Cpd (A)
B- input, A- output
f = 10 MHz
tr = tf = 1 ns
18
19
20
pF
21
A- input, B- output CL = 0 pF
18
19
20
21
Cpd (B)
B- input, A- output
f = 10 MHz
tr = tf = 1 ns
3
4
4
pF
4
74LVC1T45
Document number: DS35804 Rev. 2 - 2
7 of 14
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June 2013
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