SN54HC393, SN74HC393

DUAL 4BIT BINARY COUNTERS

SCLS143D − DECEMBER 1982 − REVISED JULY 2003

4

POST OFFICE BOX 655303

electrical characteristics over recommended operating free-air temperature range (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

VCC

TA = 25°C

SN54HC393

SN74HC393

UNIT

PARAMETER

TEST CONDITIONS

VCC

MIN

TYP

MAX

MIN

MAX

MIN

MAX

UNIT

2 V

1.9

1.998

1.9

1.9

IOH = −20 µA

4.5 V

4.4

4.499

4.4

4.4

VOH

VI = VIH or VIL

IOH = −20 µA

6 V

5.9

5.999

5.9

5.9

V

VOH

VI = VIH or VIL

IOH = −4 mA

4.5 V

3.98

4.3

3.7

3.84

V

IOH = −5.2 mA

6 V

5.48

5.8

5.2

5.34

2 V

0.002

0.1

0.1

0.1

IOL = 20 µA

4.5 V

0.001

0.1

0.1

0.1

VOL

VI = VIH or VIL

IOL = 20 µA

6 V

0.001

0.1

0.1

0.1

V

VOL

VI = VIH or VIL

IOL = 4 mA

4.5 V

0.17

0.26

0.4

0.33

V

IOL = 5.2 mA

6 V

0.15

0.26

0.4

0.33

II

VI = VCC or 0

6 V

±0.1

±100

±1000

±1000

nA

ICC

VI = VCC or 0,

IO = 0

6 V

8

160

80

µA

Ci

2 V to 6 V

3

10

10

10

pF

timing requirements over recommended operating free-air temperature range (unless otherwise

noted)

VCC

TA = 25°C

SN54HC393

SN74HC393

UNIT

VCC

MIN

MAX

MIN

MAX

MIN

MAX

UNIT

2 V

6

4.2

5

fclock

Clock frequency

4.5 V

31

21

25

MHz

fclock

Clock frequency

6 V

36

25

28

MHz

2 V

80

120

100

CLK high or low

4.5 V

16

24

20

tw

Pulse duration

CLK high or low

6 V

14

20

18

ns

tw

Pulse duration

2 V

80

120

100

ns

CLR high

4.5 V

16

24

20

CLR high

6 V

14

20

18

2 V

25

25

25

tsu

Setup time, CLR inactive

4.5 V

5

5

5

ns

tsu

Setup time, CLR inactive

6 V

5

5

5

ns