4.6 Static Electrical Characteristics, ACT Series

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

VIH

High-Level Input

Voltage

4.5 to

5.5

2

—

2

—

2

—

V

VIL

Low-Level Input

Voltage

4.5 to

5.5

—

0.8

—

0.8

—

0.8

V

VOH

High-Level Output

Voltage

VIH or VIL

-0.05

4.5

4.4

—

4.4

—

4.4

—

V

-24

4.5

3.94

—

3.8

—

3.7

—

(1) , (2)

-75

5.5

—

—

3.85

__

—

—

-50

5.5

__

__

__

__

3.85

__

VOL

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

II

Input Leakage Current

VCC or

GND

5.5

—

±0.1

—

±1

—

±1

μA

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

μA

Additional Quiescent

Supply Current per

Input Pin

VCC-2.1

4.5 to

5.5

—

2.4

—

2.8

—

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 LOADS

(1)

299

323

S1.S0, OE1, OE2

0.83

0.83

l/O0 - I/O7, CP, DS0, DS7

0.67

067

MR

1.33

067

(1)

Unit load is ΔlCC limit specified in Static Characteristics Chart,

e.g., 2.4 mA max. @ 25°C.

CD54AC299, CD74AC299, CD74AC323, CD54ACT299, CD74ACT299

SCHS288A – DECEMBER 1998 – REVISED DECEMBER 2024

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