5.4 Electrical Characteristics

PARAMETER

TEST

CONDITIONS(2)

VCC

(V)

25

℃

–40

℃ to 85℃

–55

℃ to 125℃

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

6

4.2

4.2

4.2

VIL

Low level input

voltage

2

0.5

0.5

0.5

V

4.5

1.35

1.35

1.35

6

1.8

1.8

1.8

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

IOH = –20 μA

6

5.9

5.9

5.9

IOH = –4 mA

4.5

3.98

3.84

3.7

V

IOH = –5.2 mA

6

6

5.34

5.2

VOL

Low level output

voltage

IOL = 20 μA

2

0.1

0.1

0.1

V

IOL = 20 μA

4.5

0.1

0.1

0.1

IOL = 20 μA

6

0.1

0.1

0.1

IOL = 4 mA

4.5

0.26

0.33

0.4

V

IOL = 5.2 mA

6

0.26

0.33

0.4

II

Input leakage

current

VCC or GND

6

±0.1

±1

±1

µA

ICC

Supply current

VCC or GND

6

8

80

160

µA

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

VOH

IOH = – 4 mA

4.5

3.98

3.84

3.7

V

VOL

Low level output

voltage

IOL = 20 μA

4.5

0.1

0.1

0.1

V

VOL

IOL = 4 mA

4.5

0.26

0.33

0.4

V

II

Input leakage

current

VCC to GND

5.5

±0.1

±1

±1

µA

ICC

Supply current

VCC or GND

5.5

8

80

160

µA

ΔICC (1)

Additional supply

current per input pin

CIN input held at

VCC – 2.1

4.5 to

5.5

100

540

675

735

µA

B1, A1, A0 inputs

held at VCC – 2.1

4.5 to

5.5

100

360

450

490

µA

B0 input held at

VCC – 2.1

4.5 to

5.5

100

144

180

196

µA

B3, A3, A2, B2

inputs held at VCC –

2.1

4.5 to

5.5

100

180

225

245

µA

(1)

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

(2)

VI = VIH or VIL, unless otherwise noted.

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CD54HC283, CD74HC283, CD54HCT283, CD74HCT283

SCHS176E – NOVEMBER 1997 – REVISED JULY 2022

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