CY7C1250V18-333BZI datasheet(4/27 Pages) CYPRESS

Part #	CY7C1250V18-333BZI

Description	36-Mbit DDR-II SRAM 2-Word Burst Architecture (2.0 Cycle Read Latency)

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Manufacturer	CYPRESS [Cypress Semiconductor]

Direct Link	http://www.cypress.com

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4 / 27 page

CY7C1246V18

CY7C1257V18

CY7C1248V18

CY7C1250V18

Document Number: 001-06348 Rev. *C

Page 4 of 27

Pin Configurations

CY7C1246V18 (4M x 8)

165-Ball FBGA (15 x 17 x 1.4 mm) Pinout

2

3

4

567

1

A

B

C

D

E

F

G

H

J

K

L

M

N

P

R

A

CQ

NC

DOFF

NC

NC/72M

A

NWS1

K

R/W

NC/144M

NC

TDO

NC

TCK

NC

A

NC/288M

K

NWS0

VSS

AAA

NC

VSS

VDD

A

VSS

VDD

DQ4

NC

VDDQ

NC

DQ7

A

VDDQ

VSS

VDDQ

VDD

DQ5

VDDQ

VDD

VDDQ

VDD

VDDQ

VDD

VSS

VDD

VDDQ

VSS

A

NC

VSS

A

NC

VSS

NC

VSS

NC

VREF

VSS

VDD

VSS

A

VSS

QVLD

NC

DQ6

NC

VDD

A

89

10

11

NC

AA

LD

CQ

A

NC

DQ3

VSS

NC

VSS

NC

DQ2

NC

VREF

NC

VDDQ

NC

VDDQ

NC

VDDQ

NC

VDDQ

NC

DQ1

NC

VDDQ

NC

VSS

NC

TDI

TMS

VSS

A

NC

A

NC

ZQ

NC

DQ0

NC

A

CY7C1257V18 (4M x 9)

2

3

4

567

1

A

B

C

D

E

F

G

H

J

K

L

M

N

P

R

A

CQ

NC

DOFF

NC

NC/72M

A

NC

K

R/W

NC/144M

NC

TDO

NC

TCK

NC

A

NC/288M

K

BWS0

VSS

AAA

NC

VSS

VDD

A

VSS

VDD

DQ4

NC

VDDQ

NC

DQ7

A

VDDQ

VSS

VDDQ

VDD

DQ5

VDDQ

VDD

VDDQ

VDD

VDDQ

VDD

VSS

VDD

VDDQ

VSS

A

NC

VSS

A

NC

VSS

NC

VSS

NC

VREF

VSS

VDD

VSS

A

VSS

QVLD

NC

DQ6

NC

VDD

A

89

10

11

DQ8

AA

LD

CQ

A

NC

DQ3

VSS

NC

VSS

NC

DQ2

NC

VREF

NC

VDDQ

NC

VDDQ

NC

VDDQ

NC

VDDQ

NC

DQ1

NC

VDDQ

NC

VSS

NC

TDI

TMS

VSS

A

NC

A

NC

ZQ

NC

DQ0

NC

A

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