is42s16320b Integrated Silicon Solution, Inc., is42s16320b Datasheet - Page 52

• Manufacturer Part Number: is42s16320b
• Description: 64m X 8, 32m X 16 512mb Synchronous Dram
• Manufacturer: Integrated Silicon Solution, Inc.

IS42S86400B, IS42S16320B
Notes:
1) CAS latency = 2, Burst Length = 1
2) x16: A11 and A12 = "Don't Care"
52
SINGLE READ WITHOUT AUTO PRECHARGE
x8: A12 = "Don't Care"
A0-A9, A11, A12
DQM/DQML
COMMAND
BA0, BA1
DQMH
CKE
CLK
A10
DQ
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
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
HZ
Integrated Silicon Solution, Inc. — www.issi.com
SINGLE BANK
ALL BANKS
PRECHARGE
BANK
T5
NOP
t
T6
RP
ACTIVE
BANK
ROW
ROW
T7
NOP
T8
DON'T CARE
UNDEFINED
Rev. 00F
08/11/08