IS42S32400B-7BI ISSI, Integrated Silicon Solution Inc, IS42S32400B-7BI Datasheet - Page 36

• Manufacturer Part Number: IS42S32400B-7BI
• Description: IC SDRAM 128MBIT 143MHZ 90FBGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS42S32400B-7BI

• 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: Contains lead / RoHS non-compliant

IS42S32400B
READ to PRECHARGE
36
COMMAND
COMMAND
ADDRESS
ADDRESS
CLK
CLK
DQ
DQ
BANK a,
READ
READ
T0
T0
BANK,
COL n
COL n
CAS Latency - 2
CAS Latency - 3
T1
T1
NOP
NOP
T2
T2
NOP
NOP
D
OUT
Integrated Silicon Solution, Inc. — www.issi.com —
n
T3
T3
NOP
D
NOP
D
OUT
OUT
n+1
n
PRECHARGE
PRECHARGE
(a or all)
T4
T4
BANK,
BANK
COL b
D
D
OUT
OUT
n+2
n+1
T5
T5
NOP
D
NOP
D
OUT
OUT
n+3
n+2
t
RQL
t
t
t
RP
RP
RQL
PRELIMINARY INFORMATION Rev. 00J
ACTIVE
BANK a,
T6
T6
D
NOP
ROW
OUT
High-Z
n+3
ACTIVE
DON'T CARE
DON'T CARE
BANK a,
T7
T7
NOP
ROW
High-Z
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03/03/09