SN54AS880, SN74AS880

DUAL 4BIT DTYPE LATCHES WITH 3STATE OUTPUTS

SDAS079A − D2661, DECEMBER 1982 − REVISED MAY 1986

POST OFFICE BOX 655303

POST OFFICE BOX 1443

6

switching characteristics (see Note 1)

VCC = 4.5 V to 5.5 V,

CL = 50 pF,

FROM

TO

R1 = 500

Ω

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

R2 = 500

Ω

UNIT

PARAMETER

(INPUT)

(OUTPUT)

TA = MIN to MAX

UNIT

SN54AS880

SN74AS880

MIN

MAX

MIN

MAX

tPLH

D

Q

4

11

4

9.5

ns

tPHL

D

Q

4

9

4

8.5

ns

tPLH

C

Q

6

14

6

11.5

ns

tPHL

C

Q

4

10

4

8

ns

tPHL

PRE

Q

4

11.5

4

10

ns

tPZH

OC

Q

2

8

2

7.5

ns

tPZL

OC

Q

4

11

4

10

ns

tPHZ

OC

Q

2

8

2

6.5

ns

tPLZ

OC

Q

2

9

2

8

ns

NOTE 1: Load circuit and voltage waveforms are shown in Section 1.