IS42S32400D-7BL ISSI, Integrated Silicon Solution Inc, IS42S32400D-7BL Datasheet - Page 7

• Manufacturer Part Number: IS42S32400D-7BL
• Description: IC SDRAM 128MBIT 143MHZ 90FBGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS42S32400D-7BL

• Package / Case: 90-FBGA
• Memory Size: 128M (4Mx32)
• Format - Memory: RAM
• Memory Type: SDRAM
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 143 MHz
• Access Time: 6.5 ns, 5.4 ns
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Maximum Operating Current: 130 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 706-1022

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
×
×
×
×
×
×
×
7