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Recommended Operating Conditions

(1) (2) (3)

SN74LVC2T45

DUAL-BIT DUAL-SUPPLY BUS TRANSCEIVER

WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS

SCES516I – DECEMBER 2003 – REVISED MARCH 2007

MIN

MAX

UNIT

1.65

5.5

Supply voltage

V

1.65

5.5

1.65 V to 1.95 V

2.3 V to 2.7 V

1.7

High-level

V

input voltage

3 V to 3.6 V

2

4.5 V to 5.5 V

1.65 V to 1.95 V

2.3 V to 2.7 V

0.7

Low-level

V

input voltage

3 V to 3.6 V

0.8

4.5 V to 5.5 V

1.65 V to 1.95 V

2.3 V to 2.7 V

1.7

High-level

DIR

V

input voltage

3 V to 3.6 V

2

4.5 V to 5.5 V

1.65 V to 1.95 V

2.3 V to 2.7 V

0.7

Low-level

DIR

V

input voltage

3 V to 3.6 V

0.8

4.5 V to 5.5 V

Input voltage

0

5.5

V

Output voltage

0

V

1.65 V to 1.95 V

–4

2.3 V to 2.7 V

–8

High-level output current

mA

3 V to 3.6 V

–24

4.5 V to 5.5 V

–32

1.65 V to 1.95 V

4

2.3 V to 2.7 V

8

Low-level output current

mA

3 V to 3.6 V

24

4.5 V to 5.5 V

32

1.65 V to 1.95 V

20

2.3 V to 2.7 V

20

Data inputs

Input transition

∆t/∆v

3 V to 3.6 V

10

ns/V

rise or fall rate

4.5 V to 5.5 V

5

Control input

1.65 V to 5.5 V

5

Operating free-air temperature

–40

85

°C

(1)

(2)

(3)

Implications of Slow or Floating CMOS Inputs, literature number SCBA004.

(4)

(5)

4

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