IS45S32400B-7BA1-TR ISSI, Integrated Silicon Solution Inc, IS45S32400B-7BA1-TR Datasheet - Page 52

• Manufacturer Part Number: IS45S32400B-7BA1-TR
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS45S32400B-7BA1-TR

• Organization: 4Mx32
• Density: 128Mb
• Address Bus: 14b
• Access Time (max): 6.5/5.4ns
• Maximum Clock Rate: 143MHz
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: -40C to 85C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 130mA
• Pin Count: 90
• Mounting: Surface Mount
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Not Compliant

IS45S32400B
Notes:
1) CAS latency = 2, Burst Length = 1
2) X32: A8, A9, A11 = "Don't Care"
52
SINGLE READ WITHOUT AUTO PRECHARGE
DQM0 - DQM3
COMMAND
A0-A9, A11
BA0, BA1
CKE
CLK
A10
DQ
t
t
CKS
CMS
t
t
t
ACTIVE
AS
AS
AS
BANK
ROW
ROW
T0
t
t
CKH
CMH
t
t
t
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
t
m
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
11/12/09
Rev. C