IS42S83200B-7T ISSI, Integrated Silicon Solution Inc, IS42S83200B-7T Datasheet - Page 46

• Manufacturer Part Number: IS42S83200B-7T
• Description: IC SDRAM 256MBIT 143MHZ 54TSOP
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS42S83200B-7T

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 256M (32M x 8)
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 54-TSOP II
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

IS42S83200B,
CLOCK SUSPEND MODE
Notes:
1) CAS latency = 3, Burst Length = 2, Auto Precharge is disabled.
2) X16: A9, A11, and A12 = "Don't Care"
46
A0-A9, A11, A12
X8: A11 and A12 = "Don't Care"
DQM/DQML
COMMAND
BA0, BA1
DQMH
CKE
CLK
A10
DQ
t
t
CKS
CMS
COLUMN m
t
t
t
AS
AS
AS
BANK
READ
T0
t
CKH
t
t
t
t
CMH
AH
AH
AH
(2)
IS42S16160B
t
t
CMS
CK
T1
NOP
t
CMH
t
t
CL
CKS
T2
NOP
t
CKH
t
t
CH
LZ
t
AC
T3
D
OUT
m
T4
NOP
t
OH
t
AC
Integrated Silicon Solution, Inc. — www.issi.com
T5
NOP
D
OUT
t
HZ
m+1
T6
NOP
COLUMN n
t
DS
BANK
WRITE
T7
D
IN
t
e
DH
(2)
T8
DON'T CARE
UNDEFINED
D
IN
T9
NOP
e+1
07/28/08
Rev. D