AS9C25512M2018L-250BC datasheet(5/30 Pages) ALSC

Part #	AS9C25512M2018L-250BC

Description	2.5V 512/256K x 18 Synchronous Dual-port SRAM with 3.3V or 2.5V interface

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Manufacturer	ALSC [Alliance Semiconductor Corporation]

Direct Link	https://www.alliancememory.com

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5 / 30 page

AS9C25512M2018L

AS9C25256M2018L

9/24/04, v.1.2

Alliance Semiconductor

P. 5 of 30

®

Ball Assignment - 208-ball fpBGA

Note:

1. Address A18 is a NC for AS9C25256M2018L

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10

11

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A

DQ9A

INTA

VSS

TDO

NC

A16A

A12A

A8A

NC

VDD

CLKA INCA

A4A

A0A

OPTA

NC

VSS

A

BNC

VSS

COLA

TDI

A17A

A13A

A9A

NC

CE0A

VSS

ADSA

A5A

A1A

NC

VDDQB DQ8A

NC

B

C

VDDQA DQ9B VDDQB PL/FTA A18[1]

A

A14A

A10A

BE1A

CE1A

VSS

R/WA

A6A

A2A

VDD

DQ8B

NC

VSS

C

D

NC

VSS

DQ10A

NC

A15A

A11A

A7A

BE0A

VDD

OEA

RPTA

A3A

VDD

NC

VDDQA DQ7A DQ7B

D

E

DQ11A

NC

VDDQB DQ10B

DQ6A

NC

VSS

NC

E

F

VDDQA DQ11B

NC

VSS

DQ6B

NC

VDDQB

F

G

NC

VSS

DQ12A

NC

VDDQA DQ5A

NC

G

H

VDD

NC

VDDQB DQ12B

VDD

NC

VSS

DQ5B

H

J

VDDQA VDD

VSS

ZZB

ZZA

VDD

VSS VDDQB

J

K

DQ14B VSS

DQ13B VSS

DQ3B VDDQA DQ4B

VSS

K

L

NC

DQ14A VDDQB DQ13A

NC

DQ3A

VSS

DQ4A

L

M

VDDQA NC

DQ15B VSS

VSS

NC

DQ2B VDDQB M

N

NC

VSS

NC

DQ15A

DQ1B VDDQA NC

DQ2A

N

P

DQ16B DQ16A VDDQB COLB TRST

A16B

A12B

A8B

NC

VDD

CLKB

INCB

A4B

NC

DQ1A

VSS

NC

P

R

VSS

NC

DQ17B TCK

A17B

A13B

A9B

NC

CE0B

VSS

ADSB

A5B

A1B

NC

VDDQA DQ0B VDDQB R

T

NC

DQ17A VDDQA TMS A18[1]

B

A14B

A10B

BE1B

CE1B

VSS

R/WB

A6B

A2B

VSS

NC

VSS

NC

T

UVSS

INTB PL/FTB

NC

A15B

A11B

A7B

BE0B

VDD

OEB

RPTB

A3B

A0B

VDD

OPTB

NC

DQ0A

U

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AS9C25512M2018L/AS9C25256M2018L

F - 208

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AS9C25512M2018L-250BC Datasheet(PDF) 5 Page - Alliance Semiconductor Corporation

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