5.4 Electrical Characteristics

PARAMETER

TEST CONDITIONS(1)

VCC

(V)

TA = 25°C

– 40°C to 85°C

– 55°C to

125°C

UNIT

MIN

TYP

MAX

MIN

MAX

MIN

MAX

HC TYPES

VIH

High level input voltage

2

1.5

1.5

1.5

V

4.5

3.15

3.15

3.15

V

6

4.2

4.2

4.2

V

VIL

Low level input voltage

2

0.5

0.5

0.5

V

4.5

1.35

1.35

1.35

V

6

1.8

1.8

1.8

V

VOH

High-level output voltage

IOH = – 20 μA

2

1.9

1.9

1.9

V

IOH = – 20 μA

4.5

4.4

4.4

4.4

V

IOH = – 20 μA

6

5.9

5.9

5.9

V

IOH = – 4 mA

4.5

3.98

3.84

3.7

V

IOH = – 5.2 mA

6

5.48

5.34

5.2

V

VOL

Low-level output voltage

IOL = 20 μA

2

0.1

0.1

0.1

V

IOL = 20 μA

4.5

0.1

10.1

0.1

V

IOL = 20 μA

6

0.1

0.1

0.1

V

IOL = 4 mA

4.5

0.26

0.33

0.4

V

IOL = 5.2 mA

6

0.26

0.33

0.4

V

II

Input leakage current

VCC or GND

6

±0.1

±1

±1

nA

ICC

Supply current

VCC or GND

6

8

80

160

μA

ICC

Supply-current change

One input at 0.5 V or

2.4 V, Other inputs at 0

or VCC

5.5

1.4

2.4

2.9

mA

Ci

Input capacitance

4.5 to

5.5

3

10

10

pF

HCT TYPES

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

IOH = – 20 μA

4.5

4.4

4.4

4.4

V

IOH = – 4 mA

4.5

3.98

3.84

3.7

V

VOL

Low level output voltage

IOH = 20 μA

4.5

0.1

0.1

0.1

V

IOH = 4 mA

4.5

0.26

0.33

0.4

V

II

Input leakage current

VCC or GND

5.5

±0.1

±1

±1

μA

ICC

Supply current

VCC or GND

5.5

8

80

160

μA

ΔICC (2)

(3)

Additional supply current

per input pin

CP0,CP1

4.5 to

5.5

100

216

270

294

μA

CLR1, CLR2

4.5 to

5.5

100

144

180

196

μA

(1)

VI = VIH or VIL, unless otherwise noted.

(2)

For dual-supply systems theorietical worst case (VI = 2.4 V, VCC = 5.5 V) specifications is 1.8 mA.

(3)

Inputs held at VCC – 2.1.

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CD74HC93, CD74HCT93

SCHS138D – NOVEMBER 1998 – REVISED MARCH 2022

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