IS42S32400D-7BLI-TR ISSI, Integrated Silicon Solution Inc, IS42S32400D-7BLI-TR Datasheet - Page 7
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IS42S32400D-7BLI-TR
Manufacturer Part Number
IS42S32400D-7BLI-TR
Description
IC SDRAM 128MBIT 143MHZ 90FBGA
Manufacturer
ISSI, Integrated Silicon Solution Inc
Datasheet
1.IS42S32400D-7TL.pdf
(60 pages)
Specifications of IS42S32400D-7BLI-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
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
DQM TRUTH TABLE
IS42S32400D
COMMAND TRUTH TABLE
Note: H=V
Note: H=V
Integrated Silicon Solution, Inc. — www.issi.com
Rev. F
03/03/09
Function
Data write / output enable
Data mask / output disable
Upper byte write enable / output enable
Lower byte write enable / output enable
Upper byte write inhibit / output disable
Lower byte write inhibit / output disable
Function
Device deselect (DESL)
No operation (NOP)
Burst stop (BST)
Read
Read with auto precharge
Write
Write with auto precharge
Bank activate (ACT)
Precharge select bank (PRE) H
Precharge all banks (PALL)
CBR Auto-Refresh (REF)
Self-Refresh (SELF)
Mode register set (MRS)
IH
IH
, L=V
, L=V
IL
IL
x= V
x= V
IH
IH
or V
or V
IL
IL
, V = Valid Data.
, V = Valid Data.
n – 1
CKE
H
H
H
H
H
H
H
H
H
H
H
H
H
n
×
×
×
×
×
×
×
×
×
×
L
×
CS
CS
CS
CS
CS
H
L
L
L
L
L
L
L
L
L
L
L
L
CKE
n-1
H
H
H
H
H
H
RAS
RAS
RAS
RAS
RAS
×
H
H
H
H
H
H
L
L
L
L
L
L
n
×
×
×
×
×
×
CAS
CAS
CAS
CAS
CAS
H
H
H
H
H
×
L
L
L
L
L
L
L
WE
WE
WE
WE
WE
×
H
H
H
H
H
H
L
L
L
L
L
L
DQM
U
L
H
L
×
H
×
BA1
V
V
V
V
V
V
×
×
×
×
×
×
L
BA0
L
L
H
×
L
×
H
V
V
V
V
V
×
×
×
×
×
×
L
V
A10
×
×
×
H
H
V
H
×
×
L
L
L
L
A9 - A0
V
V
V
V
V
V
A11
×
×
×
×
×
×
×
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