IS42S16160D-7TL ISSI, Integrated Silicon Solution Inc, IS42S16160D-7TL Datasheet - Page 23

• Manufacturer Part Number: IS42S16160D-7TL
• Description: IC SDRAM 256MBIT 143MHZ 54TSOP
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S16160D-7TL

• Package / Case: 54-TSOP II
• Memory Size: 256M (16Mx16)
• Format - Memory: RAM
• Memory Type: SDRAM
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 143 MHz
• Access Time: 6.5 ns, 5.4 ns
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Maximum Operating Current: 130 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Organization: 16Mx16
• Density: 256Mb
• Address Bus: 15b
• Access Time (max): 6.5/5.4ns
• 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: 130mA
• Pin Count: 54
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 706-1074; IS42S16160D-7TL

IS42S83200D, IS42S16160D
Integrated Silicon Solution, Inc. — www.issi.com
Rev. 00D
12/12/07
SELF-REFRESH CYCLE
A0-A9, A11, A12
DQML, DQMH
COMMAND
BA0, BA1
active banks
Precharge all
DQM/
CKE
CLK
A10
DQ
High-Z
SINGLE BANK
t
t
ALL BANKS
CKS
CMS
PRECHARGE
t
AS
BANK
T0
t
t
CKH
CMH
t
AH
t
CK
refresh mode
NOP
t
RP
Enter self
T1
t
CH
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
CKS
t
XSR
To+1
To+2
Refresh
Auto
DON'T CARE
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