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GS8182D18D Datasheet, PDF (3/27 Pages) GSI Technology – 18Mb Burst of 4 SigmaQuad-II SRAM
Pin Description Table
Symbol
Description
SA
Synchronous Address Inputs
NC
No Connect
R
Synchronous Read
W
Synchronous Write
BW0–BW1
Synchronous Byte Writes
K
Input Clock
K
Input Clock
C
Output Clock
C
Output Clock
TMS
Test Mode Select
TDI
Test Data Input
TCK
Test Clock Input
TDO
Test Data Output
VREF
HSTL Input Reference Voltage
ZQ
Output Impedance Matching Input
MCL
Must Connect Low
D0–D17
Synchronous Data Inputs
Q0–Q17
Synchronous Data Outputs
Doff
Disable DLL when low
CQ
Output Echo Clock
CQ
Output Echo Clock
VDD
Power Supply
VDDQ
Isolated Output Buffer Supply
VSS
Power Supply: Ground
Note:
NC = Not Connected to die or any other pin
Preliminary
GS8182D18D-250/200/167
Type
Input
—
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Output
Input
Input
—
Input
Output
Input
Output
Output
Supply
Supply
Supply
Comments
—
—
Active Low
Active Low
Active Low
Active High
Active Low
Active High
Active Low
—
—
—
—
—
—
—
—
—
Active Low
—
—
1.8 V Nominal
1.8 or 1.5 V Nominal
—
Rev: 1.02 11/2004
3/27
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
© 2003, GSI Technology