Cypress Semiconductor CY7C1364C Instrukcja Użytkownika Pobierz pdf (Strona 26)

CY7C1360V25

CY7C1362V25

CY7C1364V25

PRELIMINARY

26

Notes:

18. Device originally deselected.

19. CE

is the combination of CE

2

and CE

3

. All chip selects need to be active in order to select the device.

Switching Waveforms

(continued)

t

AS

= DON’T CARE

= UNDEFINED

t

CLZ

t

CHZ

t

DOH

CLK

ADD

WE

CE

1

Data In/Out

ADSC

ADSP

ADV

CE

OE

D(C)

t

CYC

t

CH

t

CL

t

ADS

t

ADH

t

CEH

t

CES

t

WEH

t

WES

t

CDV

Pipeline Timing

[18, 19]

ADSP ignored

with CE

1

HIGH

RD1 RD2 RD3 RD4

WD1 WD2 WD3 WD4

1a

Out

2a

Out

3a

Out

4a

Out

1a

In

2a

In

3a

In

4a

In

Back to Back Reads

ADSP initiated Reads

ADSC

initiated Reads

1 2 ... 21 22 23 24 25 26 27 28 29 30 31

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