74LVC2T45 datasheet(14/33 Pages) NEXPERIA

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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) = 4.5 V to 5.5 V

A to B

1.9

18.3

1.7

16.7

0.9

8.3

0.6

6.0

0.4

4.3 ns

tPLH

LOW to HIGH

propagation delay

B to A

1.4

11.6

1.2

7.5

0.9

5.3

0.6

4.9

0.4

4.3 ns

A to B

2.0

16.9

1.6

13.5

0.9

6.9

0.6

5.0

0.4

3.9 ns

tPHL

HIGH to LOW

propagation delay

B to A

1.5

11.9

1.5

7.7

0.8

5.1

0.6

4.4

0.4

3.9 ns

DIR to A

1.5

6.0

1.5

6.0

1.5

6.0

1.5

6.0

1.5

6.0 ns

tPHZ

HIGH to OFF-state

propagation delay

DIR to B

2.6

19.1

2.6

17.8

2.0

10.7

2.4

8.8

2.2

6.3 ns

DIR to A

1.2

4.1

1.2

4.1

1.1

4.1

0.9

4.1

0.8

4.1 ns

tPLZ

LOW to OFF-state

propagation delay

DIR to B

2.0

14.5

2.1

13.4

1.7

8.2

2.0

7.7

1.6

5.0 ns

DIR to A [1]

26.1

20.9

13.5

12.6

9.3 ns

tPZH

OFF-state to HIGH

propagation delay

DIR to B [1]

22.4

20.8

12.4

10.1

8.4 ns

DIR to A [1]

31.0

25.5

15.8

13.2

10.2 ns

tPZL

OFF-state to LOW

propagation delay

DIR to B [1]

22.9

19.5

12.9

11.0

9.9 ns

[1] tPZH and tPZL are calculated values using the formula shown in Section 13.4.

74LVC_LVCH2T45

All information provided in this document is subject to legal disclaimers.

Product data sheet

Rev. 12 — 1 March 2023

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