STK17T88

Software-Controlled STORE/RECALL Cycle

In the following table, the software controlled STORE and RECALL cycle parameters are listed. [12, 13]

NO.

 

 

Symbols

Parameter

STK17T88-35

STK17T88-45

Units

Notes

 

E Cont

Alternate

Min

 

Max

Min

Max

 

 

 

 

 

 

26

tAVAV

tRC

STORE / RECALL Initiation Cycle Time

25

 

 

45

 

ns

13

27

tAVEL

tAS

Address Set-up Time

0

 

 

 

0

 

ns

 

28

tELEH

tCW

Clock Pulse Width

20

 

 

30

 

ns

 

29

tEHAX

 

Address Hold Time

1

 

 

 

1

 

ns

 

30

tRECALL

 

RECALL Duration

 

 

 

100

 

100

ms

 

 

 

 

 

 

Figure 10. Software Store/Recall Cycle:

 

CONTROLLED[13]

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

26

26

 

 

 

 

 

 

 

 

 

 

 

27

28

 

 

 

 

 

 

 

 

 

 

 

 

 

29

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23

30

 

 

 

Notes

12.The software sequence is clocked on the falling edge of E controlled READs

13.The six consecutive addresses must be read in the order listed in the Software STORE/RECALL Mode Selection Table. W must be high during all six consecutive cycles.

Document Number: 001-52040 Rev. *A

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Cypress STK17T88 manual Software-Controlled STORE/RECALL Cycle, CONTROLLED13