is42s16402j Integrated Silicon Solution, Inc., is42s16402j Datasheet - Page 44

• Manufacturer Part Number: is42s16402j
• Description: 1 Meg Bits X 16 Bits X 4 Banks 64-mbit Synchronous Dynamic Ram
• Manufacturer: Integrated Silicon Solution, Inc.

IS42S16402J
IS45S16402J
READ WITHOUT AUTO PRECHARGE
Notes:
1. CAS latency = 2, burst length = 4
2. A
44
DQML, DQMH
COMMAND
8
A0-A9, A11
, A
BA0, BA1
9
DQM/
, and A
CKE
CLK
A10
DQ
t
t
11
CKS
CMS
ACTIVE
t
t
t
AS
AS
AS
BANK
ROW
ROW
= "Don't Care"
T0
t
t
CKH
t
t
t
CMH
AH
AH
AH
t
CK
t
t
t
NOP
RCD
RAS
RC
T1
DISABLE 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
OH
m
t
AC
Integrated Silicon Solution, Inc. — www.issi.com
NOP
T5
D
OUT
t
m+1
OH
t
AC
SINGLE BANK
ALL BANKS
PRECHARGE
BANK
T6
D
OUT
t
OH
m+2
t
AC
NOP
t
T7
D
RP
OUT
t
OH
m+3
t
HZ
ACTIVE
BANK
ROW
ROW
T8
DON'T CARE
UNDEFINED
12/06/2011
Rev. A