IS42S32400E-7B-TR ISSI, Integrated Silicon Solution Inc, IS42S32400E-7B-TR Datasheet - Page 36

• Manufacturer Part Number: IS42S32400E-7B-TR
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S32400E-7B-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
• Package Type: TFBGA
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 130mA
• Pin Count: 90
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Not Compliant

IS42S32400E, IS45S32400E
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
n
T3
T3
NOP
NOP
D
D
OUT
OUT
n+1
n
PRECHARGE
PRECHARGE
T4
(a or all)
T4
BANK,
BANK
COL b
D
D
OUT
OUT
n+2
n+1
T5
T5
NOP
D
NOP
D
OUT
OUT
Integrated Silicon Solution, Inc. - www.issi.com
n+3
n+2
t
RQL
t
t
t
RP
RP
RQL
ACTIVE
BANK a,
T6
T6
NOP
D
ROW
OUT
High-Z
n+3
DON'T CARE
ACTIVE
DON'T CARE
BANK a,
T7
T7
NOP
ROW
High-Z
10/28/10
Rev. E