is42s16800a-7tli Integrated Silicon Solution, Inc., is42s16800a-7tli Datasheet - Page 18

• Manufacturer Part Number: is42s16800a-7tli
• Description: 16meg X 8, 8meg X16 & 4meg X 32 128-mbit Synchronous Dram - Integrated Silicon Solution, Inc
• Manufacturer: Integrated Silicon Solution, Inc.

IS42S81600A, IS42S16800A, IS42S32400A
OPERATING FREQUENCY / LATENCY RELATIONSHIPS
18
SYMBOL
—
—
t
t
t
t
t
t
t
t
t
t
t
t
t
t
CCD
CKED
PED
DQD
DQM
DQZ
DWD
DAL
DPL
BDL
CDL
RDL
MRD
ROH
PARAMETER
Clock Cycle Time
Operating Frequency
READ/WRITE command to READ/WRITE command
CKE to clock disable or power-down entry mode
CKE to clock enable or power-down exit setup mode
DQM to input data delay
DQM to data mask during WRITEs
DQM to data high-impedance during READs
WRITE command to input data delay
Data-in to ACTIVE command
Data-in to PRECHARGE command
Last data-in to burst STOP command
Last data-in to new READ/WRITE command
Last data-in to PRECHARGE command
LOAD MODE REGISTER command
to ACTIVE or REFRESH command
Data-out to high-impedance from
PRECHARGE command
Integrated Silicon Solution, Inc. — www.issi.com —
CL = 3
CL = 2
166
-6
6
1
1
1
0
0
2
0
5
2
1
1
2
2
3
2
143
-7
7
1
1
1
0
0
2
0
4
2
1
1
2
2
3
2
PRELIMINARY INFORMATION Rev. 00C
-10.
100
10
1
1
1
0
0
2
0
4
2
1
1
2
2
3
2
ISSI
1-800-379-4774
UNITS
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
MHz
ns
01/20/05
®