SN74ALVC16821

3.3V 20BIT BUSINTERFACE FLIPFLOP

WITH 3STATE OUTPUTS

SCAS269A − MARCH 1993 − REVISED AUGUST 1995

6

POST OFFICE BOX 655303

POST OFFICE BOX 1443

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

otherwise noted) (see Figures 1 and 2)

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC = 2.5 V

± 0.2 V

VCC = 2.7 V

VCC = 3.3 V

± 0.3 V

UNIT

PARAMETER

(INPUT)

(OUTPUT)

MIN

MAX

MIN

MAX

MIN

MAX

UNIT

fmax

150

150

150

ns

tpd

CLK

Q

1

6.4

5.3

1

4.5

ns

ten

OE

Q

1

7.1

6.2

1

5.1

ns

tdis

OE

Q

1.4

5.9

5

1

4.6

ns

PARAMETER

TEST CONDITIONS

VCC = 2.5 V

VCC = 3.3 V

UNIT

PARAMETER

TEST CONDITIONS

TYP

TYP

UNIT

Cpd

Power dissipation capacitance

Outputs enabled

CL = 50 pF,

f = 10 MHz

36

40

pF

Cpd

Power dissipation capacitance

Outputs disabled

CL = 50 pF,

f = 10 MHz

22

24

pF