IS42S32400B-7BI-TR ISSI, Integrated Silicon Solution Inc, IS42S32400B-7BI-TR Datasheet - Page 35
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IS42S32400B-7BI-TR
Manufacturer Part Number
IS42S32400B-7BI-TR
Description
IC SDRAM 128MBIT 143MHZ 90FBGA
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Datasheet
1.IS42S32400B-7T-TR.pdf
(60 pages)
Specifications of IS42S32400B-7BI-TR
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
128M (4Mx32)
Speed
143MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
90-FBGA
Organization
4Mx32
Density
128Mb
Address Bus
14b
Access Time (max)
6.5/5.4ns
Maximum Clock Rate
143MHz
Operating Supply Voltage (typ)
3.3V
Package Type
TFBGA
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
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S32400B-7BI-TR
Manufacturer:
ISSI, Integrated Silicon Solution Inc
Quantity:
10 000
IS42S32400B
READ - DQM OPERATION
Integrated Silicon Solution, Inc. — www.issi.com —
PRELIMINARY INFORMATION Rev. 00J
03/03/09
Notes:
1) CAS latency = 2, Burst Length = 4
2) X32: A8, A9, A11 = "Don't Care"
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
t
t
t
CMH
AH
AH
AH
t
CK
t
NOP
RCD
T1
DISABLE AUTO PRECHARGE
ENABLE AUTO PRECHARGE
t
t
CMS
CL
COLUMN m
READ
BANK
T2
t
CMH
t
CH
(2)
CAS Latency
NOP
T3
t
LZ
t
AC
1-800-379-4774
NOP
T4
D
OUT
t
OH
t
HZ
m
NOP
T5
t
LZ
t
AC
NOP
D
T6
OUT
t
OH
m+
t
AC
2
DON'T CARE
UNDEFINED
NOP
T7
D
OUT
t
OH
m+
t
HZ
3
NOP
T8
35