SN54LVC257A, SN74LVC257A

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SCAS294O – JANUARY 1993 – REVISED JUNE 2015

7.6 Electrical Characteristics

over recommended operating free-air temperature range (unless otherwise noted)

SN54LVC257A

SN74LVC257A

PARAMETER

TEST CONDITIONS

UNIT

MAX

MAX

1.65 V to 3.6 V

2.7 V to 3.6 V

1.65 V

1.2

2.3 V

1.7

V

2.7 V

2.2

2.2

3 V

2.4

2.4

3 V

2.2

2.2

1.65 V to 3.6 V

0.2

2.7 V to 3.6 V

0.2

1.65 V

0.45

V

2.3 V

0.7

2.7 V

0.4

0.4

3 V

0.55

0.55

3.6 V

±5

±5

μA

3.6 V

±15

±10

μA

3.6 V

10

10

μA

2.7 V to 3.6 V

500

500

μA

3.3 V

5

5

pF

3.3 V

5

5

pF

(1)

7.7 SN54LVC257A Switching Characteristics

over recommended operating free-air temperature range (unless otherwise noted) (see Figure 3)

SN54LVC257A

FROM

TO

PARAMETER

UNIT

(INPUT)

(OUTPUT)

± 0.3 V

MIN

MAX

MIN

MAX

A or B

5.4

1

4.6

Y

ns

A/B

7.5

1

6.4

OE

Y

6.7

1

5.6

ns

OE

Y

4.7

0.5

4.3

ns

1

ns

7.8 SN74LVC257A Switching Characteristics

over recommended operating free-air temperature range (unless otherwise noted) (see Figure 3)

SN74LVC257A

FROM

TO

PARAMETER

UNIT

(INPUT)

(OUTPUT)

± 0.15 V

± 0.2 V

± 0.3 V

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

A or B

1

13.5

1

7.4

1

5.4

1

4.6

Y

ns

A/B

1

15.6

1

9.5

1

7.5

1

6.4

OE

Y

1

14.6

1

8.7

1

6.7

1

5.6

ns

OE

Y

1

15.4

1

6.7

1

4.7

1

4.3

ns

1

ns

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