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74LVC2T45 数据表(PDF) 11 Page - Nexperia B.V. All rights reserved

部件名 74LVC2T45
功能描述  Dual supply translating transceiver; 3-state
PDF  33 Pages
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制造商  NEXPERIA [Nexperia B.V. All rights reserved]
网页  https://www.nexperia.com/
标志 NEXPERIA - Nexperia B.V. All rights reserved

74LVC2T45 数据表(HTML) 11 Page - Nexperia B.V. All rights reserved

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background image
Nexperia
74LVC2T45; 74LVCH2T45
Dual supply translating transceiver; 3-state
VCC(B)
1.5 V ± 0.1 V 1.8 V ± 0.15 V 2.5 V ± 0.2 V 3.3 V ± 0.3 V 5.0 V ± 0.5 V
Symbol Parameter
Conditions
Min Max
Min
Max
Min Max Min Max Min Max
Unit
VCC(A) = 1.65 V to 1.95 V
A to B
2.6
19.1
2.2
17.7
2.2
9.3
1.7
7.2
1.4
6.8 ns
tPLH
LOW to HIGH
propagation delay
B to A
2.4
17.6
2.2
17.7
2.3
16.0
2.1
15.5
1.9
15.1 ns
A to B
2.4
17.3
2.0
14.3
1.6
8.5
1.8
7.1
1.7
7.0 ns
tPHL
HIGH to LOW
propagation delay
B to A
2.2
15.3
2.0
14.3
2.1
12.9
2.0
12.6
1.8
12.2 ns
DIR to A
2.9
17.1
2.9
17.1
2.9
17.1
2.9
17.1
2.9
17.1 ns
tPHZ
HIGH to OFF-state
propagation delay
DIR to B
3.2
24.1
3.2
21.9
2.7
11.5
3.0
10.3
2.5
8.2 ns
DIR to A
2.4
10.5
2.4
10.5
2.4
10.5
2.4
10.5
2.4
10.5 ns
tPLZ
LOW to OFF-state
propagation delay
DIR to B
2.5
17.6
2.6
16.0
2.2
9.2
2.7
8.4
2.4
7.1 ns
DIR to A [1]
-
35.2
-
33.7
-
25.2
-
23.9
-
22.2 ns
tPZH
OFF-state to HIGH
propagation delay
DIR to B [1]
-
29.6
-
28.2
-
19.8
-
17.7
-
17.3 ns
DIR to A [1]
-
39.4
-
36.2
-
24.4
-
22.9
-
20.4 ns
tPZL
OFF-state to LOW
propagation delay
DIR to B [1]
-
34.4
-
31.4
-
25.6
-
24.2
-
24.1 ns
VCC(A) = 2.3 V to 2.7 V
A to B
2.3
17.9
2.3
16.0
1.5
8.5
1.3
6.2
1.1
4.8 ns
tPLH
LOW to HIGH
propagation delay
B to A
2.0
13.5
2.2
9.3
1.5
8.5
1.4
8.0
1.0
7.5 ns
A to B
2.3
15.8
2.1
12.9
1.4
7.5
1.3
5.4
0.9
4.6 ns
tPHL
HIGH to LOW
propagation delay
B to A
1.8
11.8
1.9
8.5
1.4
7.5
1.3
7.0
0.9
6.2 ns
DIR to A
2.1
8.1
2.1
8.1
2.1
8.1
2.1
8.1
2.1
8.1 ns
tPHZ
HIGH to OFF-state
propagation delay
DIR to B
3.0
22.5
3.0
21.4
2.5
11.0
2.8
9.3
2.3
6.9 ns
DIR to A
1.7
5.8
1.7
5.8
1.7
5.8
1.7
5.8
1.7
5.8 ns
tPLZ
LOW to OFF-state
propagation delay
DIR to B
2.3
14.6
2.5
13.2
2.0
9.0
2.5
8.4
1.8
5.8 ns
DIR to A [1]
-
28.1
-
22.5
-
17.5
-
16.4
-
13.3 ns
tPZH
OFF-state to HIGH
propagation delay
DIR to B [1]
-
23.7
-
21.8
-
14.3
-
12.0
-
10.6 ns
DIR to A [1]
-
34.3
-
29.9
-
18.5
-
16.3
-
13.1 ns
tPZL
OFF-state to LOW
propagation delay
DIR to B [1]
-
23.9
-
21.0
-
15.6
-
13.5
-
12.7 ns
VCC(A) = 3.0 V to 3.6 V
A to B
2.3
17.1
2.1
15.5
1.4
8.0
0.8
5.6
0.7
4.4 ns
tPLH
LOW to HIGH
propagation delay
B to A
1.7
11.8
1.7
7.2
1.3
6.2
0.7
5.6
0.6
5.4 ns
A to B
2.2
15.6
2.0
12.6
1.3
7.0
0.8
5.0
0.7
4.0 ns
tPHL
HIGH to LOW
propagation delay
B to A
1.7
10.9
1.8
7.1
1.3
5.4
0.8
5.0
0.7
4.5 ns
DIR to A
2.3
7.3
2.3
7.3
2.3
7.3
2.3
7.3
2.7
7.3 ns
tPHZ
HIGH to OFF-state
propagation delay
DIR to B
2.9
18.0
2.9
16.5
2.3
10.1
2.7
8.6
2.2
6.3 ns
DIR to A
2.0
5.6
2.0
5.6
2.0
5.6
2.0
5.6
2.0
5.6 ns
tPLZ
LOW to OFF-state
propagation delay
DIR to B
2.3
13.6
2.4
12.5
1.9
7.8
2.3
7.1
1.7
4.9 ns
DIR to A [1]
-
25.4
-
19.7
-
14.0
-
12.7
-
10.3 ns
tPZH
OFF-state to HIGH
propagation delay
DIR to B [1]
-
22.7
-
21.1
-
13.6
-
11.2
-
10.0 ns
DIR to A [1]
-
28.9
-
23.6
-
15.5
-
13.6
-
10.8 ns
tPZL
OFF-state to LOW
propagation delay
DIR to B [1]
-
22.9
-
19.9
-
14.3
-
12.3
-
11.3 ns
74LVC_LVCH2T45
All information provided in this document is subject to legal disclaimers.
© Nexperia B.V. 2023. All rights reserved
Product data sheet
Rev. 12 — 1 March 2023
11 / 33



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