Logic Block Diagram[1]

CYD01S36V

CYD02S36V/36VA/CYD04S36V

CYD09S36V/CYD18S36V

FTSELL

PORTSTD[1:0]L

DQ [35:0]L

BE [3:0]L

CE0L

CE1L

OEL

R/WL

CONFIG Block

IO

Control

CONFIG Block

IO

Control

FTSELR

PORTSTD[1:0]R

DQ [35:0]R

BE [3:0]R

CE0R

CE1R

OER

R/WR

Dual Ported Array

A[18:0]L CNT/MSKL

ADSL CNTENL CNTRSTL RETL CNTINTL CL

WRPL

 

L

 

Arbitration Logic

BUSY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Address &

Counter Logic

BUSYR

Address &

Counter Logic

A [18:0]R

CNT/MSKR

ADSR

CNTENR

CNTRSTR

RETR

CNTINTR

CR

WRPR

INTL

Mailboxes

INTR

READYL

LowSPDL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TRST

 

 

 

 

 

 

 

 

 

 

 

 

TMS

 

 

 

 

JTAG

 

 

 

 

 

TDI

 

 

 

 

 

 

 

 

TDO

 

 

 

 

 

 

 

 

 

 

 

 

TCK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RESET

 

 

 

 

 

MRST

 

 

 

 

 

 

 

READYR

 

 

 

LOGIC

 

 

 

 

 

 

 

LowSPDR

 

 

 

 

 

Note

1.18-Mbit device has 19 address bits, 9-Mbit device has 18 address bits, 4-Mbit device has 17 address bits, 2-Mbit device has 16 address bits, and 1-Mbit device has 15 address bits.

Document Number: 38-06076 Rev. *G

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Cypress CYD18S36V, CYD02S36VA, CYD09S36V, CYD01S36V, CYD04S36V manual Dual Ported Array, Logic Block Diagram1