Cypress AutoStore STK17T88 Specifikace stáhnout pdf (Strana 10)

STK17T88

Document Number: 001-52040 Rev. *C Page 10 of 24

Figure 10. Software Store/Recall Cycle: E CONTROLLED

[13]

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 t

AVAV

STORE/RECALL Initiation Cycle Time 25 45 ns 13

27 t

AVEL

Address Setup Time 0 0 ns

28 t

ELEH

Clock Pulse Width 20 30 ns

29 t

EHAX

Address Hold Time 1 1 ns

30 t

RECALL

RECALL Duration 100 100 us

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 Mode Selection table. W must be high during all six consecutive cycles.

Not Recommended for New Designs

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Cypress AutoStore STK17T88 Specifikace Strana 10