IS42S16800D-7BI ISSI, Integrated Silicon Solution Inc, IS42S16800D-7BI Datasheet - Page 14

• Manufacturer Part Number: IS42S16800D-7BI
• Description: IC SDRAM 128MBIT 143MHZ 54BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S16800D-7BI

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 128M (8Mx16)
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 54-BGA
• 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: 54
• Mounting: Surface Mount
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

IS42S81600D,
STATE DIAGRAM
14
SUSPEND
SUSPEND
WRITEA
WRITE
POWER
ON
CKE
CKE
CKE
CKE
Write
Register
IS42S16800D
Mode
Set
WRITEA
Precharge
WRITE
BST
Write
MRS
Read
Precharge
Active
Row
IDLE
ACT
Write
SELF
CKE
Read
Integrated Silicon Solution, Inc. — www.issi.com
CKE
CKE
SELF exit
CKE
BST
READA
REF
READ
Refresh
Self
Active
Power
Down
Power
Down
CBR (Auto)
Read
Refresh
CKE
CKE
CKE
CKE
Manual Input
Automatic sequence
SUSPEND
SUSPEND
READA
READ
07/28/08
Rev. E