IS42S32200B7TL ISSI, Integrated Silicon Solution Inc, IS42S32200B7TL Datasheet - Page 40

• Manufacturer Part Number: IS42S32200B7TL
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S32200B7TL

• Organization: 2Mx32
• Density: 64Mb
• Address Bus: 13b
• Access Time (max): 7ns
• Maximum Clock Rate: 143MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: TSOP-II
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 180mA
• Pin Count: 86
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Compliant

IS42S32200B
SELF-REFRESH CYCLE
CAS latency = 2, 3
40
DQM0-DQM3
COMMAND
BA0, BA1
active banks
Precharge all
A0-A9
CKE
CLK
A10
DQ
High-Z
SINGLE BANK
t
t
ALL BANKS
CKS
PRECHARGE
CMS
t
AS
BANK
T0
t
t
CKH
t
CMH
AH
t
CK
refresh mode
NOP
t
RP
Enter self
T1
t
CH
Integrated Silicon Solution, Inc. — www.issi.com —
t
t
CL
CKS
Refresh
Auto
T2
CLK stable prior to exiting
self refresh mode
t
RAS
(Restart refresh time base)
Exit self refresh mode
Tn+1
NOP
t
NOP
t
CKS
XSR
To+1
To+2
Refresh
Auto
ISSI
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09/29/03
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