IS42R16320D-7BL 查看數據表（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

SINGLE READ WITHOUT AUTO PRECHARGE

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

READ

tCMS tCMH

NOP

COLUMN m(2)

DISABLE AUTO PRECHARGE

BANK

tAC

tLZ

tRCD

CAS Latency

tRAS

tRC

T4

T5

NOP PRECHARGE

ALL BANKS

SINGLE BANK

BANK

tOH

DOUT m

tHZ

T6

NOP

tRP

T7

ACTIVE

ROW

ROW

BANK

T8

NOP

DON'T CARE

UNDEFINED

Notes:

1) CAS latency = 2, Burst Length = 1

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

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

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

54

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

Rev. A

08/29/2012

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