IS42S16800B-7TLI データシートの表示（PDF） - Integrated Silicon Solution

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IS42S16800B-7TLI

16Meg x 8, 8Meg x16 128-MBIT SYNCHRONOUS DRAM

Integrated Silicon Solution 

IS42S81600B, IS42S16800B

READ WITHOUT AUTO PRECHARGE

ISSI ®

T0

CLK

tCKS tCKH

CKE

tCMS tCMH

COMMAND ACTIVE

DQM/DQML

DQMH

A0-A9, A11

A10

BA0, BA1

tAS tAH

ROW

tAS tAH

ROW

tAS tAH

BANK

DQ

T1

T2

T3

tCK

tCL tCH

NOP

READ

tCMS tCMH

NOP

COLUMN m(2)

DISABLE AUTO PRECHARGE

BANK

tAC

tRCD

tRAS

tRC

tLZ

CAS Latency

T4

NOP

tAC

DOUT m

tOH

T5

T6

NOP

PRECHARGE

ALL BANKS

SINGLE BANK

BANK

tAC

DOUT m+1

tOH

tAC

DOUT m+2

tOH

T7

T8

NOP

ACTIVE

ROW

ROW

tHZ

DOUT m+3

tOH

tRP

BANK

DON'T CARE

UNDEFINED

Notes:

1) CAS latency = 2, Burst Length = 4

2) X16: A9 and A11 = "Don't Care"

X8: A11 = "Don't Care"

Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774

53

Rev. E

05/01/06

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