IS42R16320D-7BL データシートの表示（PDF） - Integrated Silicon Solution

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IS42R16320D-7BL

DRAM 512M (32Mx16) 143MHz SDR SDRAM, 3.3V

Integrated Silicon Solution 

IS42/45R86400D/16320D/32160D, IS42/45S86400D/16320D/32160D

WRITE - DQM OPERATION

T0

CLK

tCKS tCKH

CKE

tCMS tCMH

COMMAND ACTIVE

DQM/DQML

DQMH

A0-A9, A11, A12

A10

BA0, BA1

tAS tAH

ROW

tAS tAH

ROW

tAS tAH

BANK

DQ

T1

T2

T3

tCK

tCL tCH

NOP

WRITE

tCMS tCMH

NOP

COLUMN m(2)

ENABLE AUTO PRECHARGE

DISABLE AUTO PRECHARGE

BANK

tDS tDH

DIN m

tRCD

T4

T5

T6

T7

NOP

NOP

NOP

NOP

tDS tDH

DIN m+2

tDS tDH

DIN m+3

DON'T CARE

Notes:

1) Burst Length = 4

2) x8: A12 = "Don't Care"

x16: A11, A12 = "Don't Care"

x32: A9, A11, A12 = "Don't Care"

Integrated Silicon Solution, Inc. — www.issi.com

45

Rev. A

08/29/2012

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