SN74ALS841, SN74AS841A, SN74ALS842

10-BIT BUS-INTERFACE D-TYPE LATCHES

WITH 3-STATE OUTPUTS

SDAS059C – DECEMBER 1983 – REVISED JANUARY 1995

7

POST OFFICE BOX 655303

switching characteristics (see Figure 1)

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC = 4.5 V to 5.5 V,

CL = 50 pF,

R1 = 500

R2 = 500

TA = MIN to MAX†

UNIT

SN74AS841A

MIN

MAX

tPLH

D

Q

1

6.5

ns

tPHL

D

Q

1

10.5

ns

tPLH

LE

Q

2

12

ns

tPHL

LE

Q

2

12

ns

tPZH

OE

Q

2

14

ns

tPZL

OE

Q

2

16

ns

tPHZ

OE

Q

1

8

ns

tPLZ

OE

Q

1

8

ns

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