CHARACTERISTICS

TEST CONDITIONS

VCC (V)

AMBIENT TEMPERATURE (TA) - °C

UNIT

+25

-40 to+85

-55 to +125

VI (V)

IO (mA)

MIN

MAX

MIN

MAX

MIN

MAX

VOH

Low-level output

voltage

VIH or VIL

0.05

4.5

—

0.1

—

0.1

—

0.1

V

24

4.5

—

0.36

—

0.44

—

0.5

(1), (2)

75

5.5

—

—

—

1.65

—

—

50

5.5

—

—

—

—

—

1.65

VOH

Input leakage current

VCC or

GND

5.5

—

±0.1

—

±1

—

±1

IOZ

3-state leakage current

VIH or VIL

VO = VCC

or GND

5.5

—

±0.5

—

±5

—

±10

μA

ICC

Quiescent supply

current, msi

VCC or

GND

0

5.5

—

8

—

80

—

160

μΑ

Additional quiescent

supply current per input

pin

VCC-2.1

4.5 to

5.5

—

2.4

—

28

—

3

mA

ΔICC

TTL inputs high

1 unit load

(1)

Test one output at a time for a 1-second maximum duration. Measurement is made by forcing current and measuring voltage to

minimize power dissipation.

(2)

Test verifies a minimum 50-ohm transmission-line-drive capability at +85°C. 75 ohms at +125°C.

Table 4-1. Act Input Loading Table

INPUT

UNIT LOAD(1)

ACT373

ACT533

OE

0.87

0.87

Dn

0.5

0.5

LE

0.8

08

(1)

Unit load is ΔICC limit specified in Static Characteristics Chart,

e.g. 2.4 mA max. @ 25°C.

4.7 Prerequisite for Switching: AC Series

SYMBOL

CHARACTERISTICS

VCC (V)

AMBIENT TEMPERATURE (TA) -°C

UNIT

-40 to +85

-55 to +125

MIN

MAX

MIN

MAX

tW

LE Pulse Width

1.5

44

—

50

—

ns

3.3(1)

4.9

—

5.6

—

5(2)

3.5

—

4

—

tSU

Setup Time Data to LE

1.5

2

—

2

—

ns

3.3

2

—

2

—

5

2

—

2

—

tH

Hold Time Data to LE

1.5

33

—

38

—

ns

3.3

3.7

—

4.2

—

5

2.6

—

3

—

(1)

3.3 V: min. is @ 3 V

(2)

5 V: min. is @ 4.5 V

CD54AC373, CD74AC373, CD54ACT373, CD74ACT373

SCHS289A – DECEMBER 1998 – REVISED MAY 2024

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