CYD01S36V

 

 

 

 

 

 

CYD02S36V/36VA/CYD04S36V

 

 

 

 

 

 

CYD09S36V/CYD18S36V

Switching Waveforms (continued)

 

 

 

 

 

 

Figure 11. Read-to-Write-to-Read (OE Controlled)[36, 39, 41, 42]

 

 

tCH2

tCYC2

tCL2

 

 

 

 

 

 

 

 

 

 

CLK

 

 

 

 

 

 

 

CE

tSC

tHC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

tSW tHW

 

 

 

R/W

tSW

tHW

 

 

 

 

 

ADDRESS

An

 

An+1

An+2

An+3

An+4

An+5

tSA

tHA

 

tSD tHD

 

 

 

 

 

 

 

 

DATAIN

 

 

tCD2

Dn+2

Dn+3

 

 

 

 

 

 

 

 

tCD2

DATAOUT

 

 

 

Qn

 

 

Qn+4

 

 

 

 

tOHZ

 

 

 

OE

 

 

READ

 

WRITE

 

READ

 

 

 

 

 

Figure 12. Read with Address Counter Advance[41]

 

 

tCYC2

 

 

 

 

 

 

tCH2

tCL2

 

 

 

 

 

CLK

 

 

 

 

 

 

 

tSA

 

tHA

 

 

 

 

 

ADDRESS

An

 

 

 

 

 

 

tSAD

 

tHAD

 

 

 

 

 

ADS

 

 

 

 

 

 

 

 

 

 

 

tSAD

tHAD

 

 

CNTEN

 

 

 

 

 

 

 

tSCN

 

tHCN

 

tSCN

tHCN

 

 

 

 

 

 

tCD2

 

 

 

DATAOUT

Qx–1

 

Qx

Qn

Qn+1

Qn+2

Qn+3

 

READ

tDC

READ WITH COUNTER

COUNTER HOLD

READ WITH COUNTER

 

 

EXTERNAL

 

 

 

 

ADDRESS

 

 

 

 

 

Document Number: 38-06076 Rev. *G

Page 18 of 28

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Cypress CYD02S36VA, CYD09S36V, CYD18S36V Datain, Dataout, Read Write, Ads, Read with Counter Counter Hold External Address