IS42S16800B-6TI ISSI, Integrated Silicon Solution Inc, IS42S16800B-6TI Datasheet - Page 22

• Manufacturer Part Number: IS42S16800B-6TI
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S16800B-6TI

• Organization: 8Mx16
• Density: 128Mb
• Address Bus: 14b
• Access Time (max): 5.4ns
• Maximum Clock Rate: 167MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: TSOP-II
• Operating Temp Range: -40C to 85C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 180mA
• Pin Count: 54
• Mounting: Surface Mount
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Not Compliant

IS42S81600B, IS42S16800B
SElF-REFRESH CYClE
22
DQML, DQMH
COMMAND
A0-A9, A11
BA0, BA1
active banks
Precharge all
DQM/
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
t
t
CL
CKS
Integrated Silicon Solution, Inc. — www.issi.com —
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
CKS
t
SRX
To+1
To+2
Refresh
Auto
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1-800-379-4774
06/11/09
Rev. G