is45s16400e Integrated Silicon Solution, Inc., is45s16400e Datasheet - Page 51

• 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
ALTERNATING BANK WRITE ACCESS
Notes:
1. burst length = 4
2. A
Integrated Silicon Solution, Inc. — www.issi.com
Rev. A
02/04/08
DQML, DQMH
COMMAND
A0-A9, A11
8
, A
BA0, BA1
9
DQM/
, and A
CKE
CLK
A10
DQ
t
t
CKS
CMS
t
t
t
BANK 0
11
AS
AS
AS
ACTIVE
ROW
ROW
T0
= "Don't Care"
t
CKH
t
t
t
t
CMH
AH
AH
AH
t
t
t
t
RCD
RRD
RAS
RC
t
- BANK 0
CK
- BANK 0
- BANK 0
ENABLE AUTO PRECHARGE
T1
NOP
t
t
CMS
CL
t
COLUMN m
BANK 0
DS
WRITE
D
T2
IN
t
t
CMH
t
DH
m
CH
(2)
t
DS
D
T3
NOP
IN
t
m+
DH
1
t
BANK 1
DS
ACTIVE
ROW
ROW
D
T4
IN
t
m+
DH
2
t
RCD
t
DS
D
- BANK 1
ENABLE AUTO PRECHARGE
T5
IN
NOP
t
m+
DH
t
WR
3
- BANK 0
t
COLUMN b
BANK 1
DS
WRITE
T6
D
IN
t
DH
b
(2)
t
DS
D
t
T7
RP
NOP
IN
t
- BANK 0
b+
DH
1
t
DS
D
T8
NOP
IN
t
b+
DH
2
t
DS
ACTIVE
DON'T CARE
BANK 0
D
T9
ROW
ROW
IN
t
b+
t
t
DH
RCD
WR
3
- BANK 1
- BANK 0
51