IS45S32400B-7BA1-TR ISSI, Integrated Silicon Solution Inc, IS45S32400B-7BA1-TR Datasheet - Page 38

• Manufacturer Part Number: IS45S32400B-7BA1-TR
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS45S32400B-7BA1-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
• 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: Not Compliant

WRITE BURST
IS45S32400B
38
WRITE TO WRITE
RANDOM WRITE CYCLES
COMMAND
COMMAND
ADDRESS
ADDRESS
CLK
COMMAND
CLK
DQ
ADDRESS
DQ
CLK
DQ
WRITE
D
BANK,
COL n
WRITE
D
BANK,
COL n
IN
T0
IN
T0
n
n
D
WRITE
BANK,
COL n
IN
T0
n
D
WRITE
NOP
BANK,
COL b
IN
D
T1
T1
IN
n+1
b
D
NOP
IN
T1
n+1
Integrated Silicon Solution, Inc. — www.issi.com
WRITE
NOP
COL m
BANK,
D
T2
T2
IN
DON'T CARE
m
WRITE
BANK,
COL b
D
T2
DON'T CARE
IN
b
WRITE
NOP
BANK,
COL x
D
T3
T3
IN
x
11/12/09
Rev. C