SN74AVC2T244 datasheet(3/12 Pages) TI1

部件名	SN74AVC2T244

功能描述	2-BIT UNDIRECTIONAL VOLTAGE-LEVEL TRANSLATOR

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制造商	TI1 [Texas Instruments]

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SN74AVC2T244

www.ti.com

SCES767B

– SEPTEMBER 2011 – REVISED SEPTEMBER 2011

ELECTRICAL CHARACTERISTICS

(1) (2)

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

–40°C to 85°C

PARAMETER

TEST CONDITIONS

VCCA (V)

VCCB (V)

UNIT

MIN

MAX

2.7

– 3.6

2.0

–

2.3

– 2.7

1.6

–

Input HIGH Voltage

0.65

×

VIH

0.9

– 3.6

V

1.4

– 2.3

–

(An, OE)

VCCA

0.9

×

0.9

– 1.4

–

VCCA

2.7

– 3.6

–

0.8

2.3

– 2.7

–

0.7

Input LOW voltage

0.35

×

VIL

0.9

– 3.6

V

1.4

– 2.3

–

(An, OE)

VCCA

0.1

×

0.9

– 1.5

–

VCCA

VCCB –

IOH = –100 µA; VI = VH

0.9

– 3.6

0.9

– 3.6

–

0.2

0.75

×

IOH = –0.5 mA; VI = VH

0.9

–

VCCB

IOH = –2 mA; VI = VH

1.4

1.05

–

1.65

1.25

–

IOH = –6 mA; VI = VH

VOH

Output HIGH voltage

V

2.3

2.0

–

2.3

1.8

–

IOH = –12 mA; VI = VH

2.7

2.2

–

2.3

1.7

–

IOH = –18 mA; VI = VH

3.0

2.4

–

IOH = –24 mA; VI = VH

3.0

2.2

–

IOH = 100 µA; VI = VH

0.9

– 3.6

0.9

– 3.6

–

0.2

IOH = 0.5 mA; VI = VH

1.1

–

0.3

IOH = 2 mA; VI = VH

1.4

–

0.35

IOH = 6 mA; VI = VH

1.65

–

0.3

VOL

Output LOW voltage

2.3

–

0.4

V

IOH = 12 mA; VI = VH

2.7

–

0.4

2.3

–

0.6

IOH = 18 mA; VI = VH

3.0

–

0.4

IOH = 24 mA; VI = VH

3.0

–

0.55

Input Leakage

II

VI = VCCA or GND

0.9

– 3.6

0.9

– 3.6

–1.0

1.5

μA

Current

0

0.9

– 3.6

–1.0

1.3

Power-Off Leakage

IOFF

OE = 0V

μA

Current

0.9

– 3.6

0

–1.0

1.5

Quiescent Supply

VI = VCCA or GND;

ICCA

0.9

– 3.6

0.9

– 3.6

–

3.0

μA

Current

IO = 0

Quiescent Supply

VI = VCCA or GND;

ICCB

0.9

– 3.6

0.9

– 3.6

–

3.0

μA

Current

IO = 0

ICCA +

Quiescent Supply

VI = VCCA or GND;

0.9

– 3.6

0.9

– 3.6

–

6.0

μA

ICCB

Current

IO = 0

Increase in ICC per

Input Voltage, Other

VI = VCCA – 0.3 V;

ΔICCA

3.6

–

5.0

μA

inputs at VCCA or

VI = VCCA or GND

GND

(1)

VCCO is the VCC associated with the output port.

(2)

VCCI is the VCC associated with the input port.

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