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Recommended Operating Conditions

(1)

Electrical Characteristics

SN74LVCH245A-Q1

OCTAL BUS TRANSCEIVER

WITH 3-STATE OUTPUTS

SCES493A – SEPTEMBER 2003 – REVISED DECEMBER 2005

MIN

MAX

UNIT

Operating

2

3.6

Supply voltage

V

Data retention only

1.5

High-level input voltage

2

V

Low-level input voltage

0.8

V

Input voltage

0

5.5

V

High or low state

0

Output voltage

V

3-state

0

5.5

–12

High-level output current

mA

–24

12

Low-level output current

mA

24

∆t/∆v

Input transition rise or fall rate

10

ns/V

Operating free-air temperature

–40

125

°C

(1)

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

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

PARAMETER

TEST CONDITIONS

MAX

UNIT

2.7 V to 3.6 V

2.7 V

2.2

V

3 V

2.4

3 V

2.2

2.7 V to 3.6 V

0.2

2.7 V

0.4

V

3 V

0.55

Control inputs

3.6 V

±5

µA

75

3 V

–75

µA

3.6 V

±500

2.3 V to 3.6 V

±15

µA

10

3.6 V

µA

3.6 V

≤ V

(4)

10

∆I

CC

2.7 V to 3.6 V

500

µA

Control inputs

3.3 V

4

12

pF

A or B port

3.3 V

5.5

12

pF

(1)

(2)

This is the bus-hold maximum dynamic current required to switch the input from one state to another.

(3)

negligible.

(4)

This applies in the disabled state only.

3