STK17TA8

February 2004

8

Document Control # ML0023 rev 0.3

SOFTWARE-CONTROLLED STORE/RECALL CYCLEs

Note r:

The software sequence is clocked with E controlled READs or G controlled READs.

Note s: The six consecutive addresses must be in the order listed in the Hardware Mode Selection Table: (4E38, B1C7, 83E0, 7C1F, 703F, 8FC0) for a

STORE cycle or (4E38, B1C7, 83E0, 7C1F, 703F, 4C63) for a RECALL cycle. W must be high during all six consecutive cycles.

SOFTWARE STORE/RECALL CYCLE: E CONTROLLEDs

SOFTWARE STORE/RECALL CYCLE: G CONTROLLEDs

NO.

SYMBOLS

PARAMETER

STK17TA8-25

STK17TA8-35

STK17TA8-45

UNITS NOTES

E cont

G cont

Alternate

MIN

MAX

MIN

MAX

MIN

MAX

25

STORE/RECALL Initiation Cycle Time

25

35

45

ns

s

26

Address Set-up Time

0

0

0

ns

27

Clock Pulse Width

20

25

30

ns

28

Address Hold Time

20

20

20

ns

29

RECALL Duration

20

20

20

µs

DATA VALID

HIGH IMPEDANCE

ADDRESS #6

ADDRESS #1

DATA VALID

25

DATA VALID

DQ (DATA)

E

ADDRESS

23

29

25

26

27

28

G

DATA VALID

HIGH IMPEDANCE

ADDRESS #6

ADDRESS #1

DATA VALID

25

DATA VALID

E

ADDRESS

23

29

25

26

27

28

G

DQ (DATA)