SN54HC623, SN74HC623

OCTAL BUS TRANSCEIVERS

WITH 3STATE OUTPUTS

SCLS149C – DECEMBER 1982 – REVISED DECEMBER 2002

4

POST OFFICE BOX 655303

(unless otherwise noted) (see Figure 1)

PARAMETER

FROM

TO

V

TA = 25°C

SN54HC623

SN74HC623

UNIT

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC

MIN

TYP

MAX

MIN

MAX

MIN

MAX

UNIT

2 V

29

105

160

130

tpd

A or B

B or A

4.5 V

10

21

32

26

ns

t d

A or B

B or A

6 V

8

18

27

22

ns

2 V

112

210

315

265

ten

OEBA

A

4.5 V

27

42

63

53

ns

ten

OEBA

A

6 V

20

36

54

45

ns

2 V

40

150

225

190

tdis

OEBA

A

4.5 V

18

30

45

38

ns

tdis

OEBA

A

6 V

16

26

38

32

ns

2 V

112

210

315

265

ten

OEAB

B

4.5 V

27

42

63

53

ns

ten

OEAB

B

6 V

20

36

54

45

ns

2 V

40

150

225

190

tdis

OEAB

B

4.5 V

18

30

45

38

ns

tdis

OEAB

B

6 V

16

26

38

32

ns

2 V

20

60

90

75

tt

A or B

4.5 V

8

12

18

15

ns

t

6 V

6

10

15

13

(unless otherwise noted) (see Figure 1)

PARAMETER

FROM

TO

V

TA = 25°C

SN54HC623

SN74HC623

UNIT

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC

MIN

TYP

MAX

MIN

MAX

MIN

MAX

UNIT

2 V

44

135

200

170

tpd

A or B

B or A

4.5 V

14

27

40

34

ns

t d

A or B

B or A

6 V

11

23

34

29

ns

2 V

130

270

405

335

OEBA

A

4.5 V

31

54

81

67

ns

t

OEBA

A

6 V

23

46

69

56

ns

ten

2 V

130

270

405

335

OEAB

B

4.5 V

31

54

81

67

ns

OEAB

B

6 V

23

46

69

56

ns

2 V

45

210

315

265

tt

A or B

4.5 V

17

42

63

53

ns

t

6 V

13

36

53

45

PARAMETER

TEST CONDITIONS

TYP

UNIT

Cpd

Power dissipation capacitance per transceiver

No load

40

pF

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design phase of development. Characteristic data and other

specifications are design goals. Texas Instruments reserves the right to

change or discontinue these products without notice.