is45s16400e Integrated Silicon Solution, Inc., is45s16400e Datasheet - Page 46

• Manufacturer Part Number: is45s16400e
• Description: 1 Meg Bits X 16 Bits X 4 Banks 64-mbit Synchronous Dynamic Ram
• Manufacturer: Integrated Silicon Solution, Inc.

IS45S16400E
READ - DQM OPERATION
Notes:
1. CAS latency = 2, burst length = 4
2. A
46
8
, A
DQML, DQMH
COMMAND
A0-A9, A11
9
, and A
BA0, BA1
DQM/
CKE
CLK
A10
DQ
11
= "Don't Care"
t
t
CKS
CMS
t
t
t
ACTIVE
AS
AS
AS
BANK
ROW
ROW
T0
t
t
CKH
t
t
t
CMH
AH
AH
AH
t
CK
t
NOP
RCD
T1
DISABLE AUTO PRECHARGE
ENABLE AUTO PRECHARGE
t
t
CMS
CL
COLUMN m
READ
BANK
T2
t
CMH
t
CH
(2)
CAS Latency
NOP
T3
t
LZ
t
AC
NOP
T4
D
OUT
t
Integrated Silicon Solution, Inc. — www.issi.com
OH
t
HZ
m
NOP
T5
t
LZ
t
AC
NOP
D
T6
OUT
t
OH
m+
t
AC
2
DON'T CARE
UNDEFINED
NOP
T7
D
OUT
t
OH
m+
t
HZ
3
NOP
T8
02/04/08
Rev. A