SN54BCT373, SN74BCT373

OCTAL TRANSPARENT D-TYPE LATCHES

WITH 3-STATE OUTPUTS

SCBS016D – SEPTEMBER 1988 – REVISED MARCH 2003

5

POST OFFICE BOX 655303

switching characteristics (see Figure 1)

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC = 5 V,

CL = 50 pF,

R1 = 500

Ω,

R2 = 500

Ω,

TA = 25°C

VCC = 4.5 V to 5.5 V,

CL = 50 pF,

R1 = 500

Ω,

R2 = 500

Ω,

TA = MIN to MAX†

UNIT

’BCT373

SN54BCT373

SN74BCT373

MIN

TYP

MAX

MIN

MAX

MIN

MAX

tPLH

D

Q

2

5.9

7.7

1.5

10.1

2

9.3

ns

tPHL

D

Q

2

6.7

8.5

1

10.3

1.5

9.5

ns

tPLH

LE

Q

2

6.2

8.2

2

10.1

2

9.3

ns

tPHL

LE

Q

2

5.9

7.8

2

9.2

2

8.8

ns

tPZH

OE

Q

1

7.8

9.6

1

12.3

1

11.8

ns

tPZL

OE

Q

1

8.2

10.2

1

12.5

1

12

ns

tPHZ

OE

Q

1

4.9

6.6

1

7.4

1

7

ns

tPLZ

OE

Q

1

5

6.7

1

8.1

1

7.4

ns

† For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.