IS42S16800B-7TL-TR ISSI, Integrated Silicon Solution Inc, IS42S16800B-7TL-TR Datasheet - Page 39
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IS42S16800B-7TL-TR
Manufacturer Part Number
IS42S16800B-7TL-TR
Description
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Datasheet
1.IS42S16800B-7TL-TR.pdf
(60 pages)
Specifications of IS42S16800B-7TL-TR
Organization
8Mx16
Density
128Mb
Address Bus
14b
Access Time (max)
6/5.4ns
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
Compliant
WRITE to READ
WP1 - WRITE to PRECHARGE
Integrated Silicon Solution, Inc. — www.issi.com —
Rev. G
06/11/09
IS42S81600B, IS42S16800B
COMMAND
ADDRESS
DQM
CLK
DQ
COMMAND
ADDRESS
CLK
BANK a,
DQ
WRITE
T0
D
COL n
IN
n
WRITE
D
BANK,
COL n
IN
T0
n
D
T1
IN
NOP
n+1
t
DPL
D
NOP
IN
T1
n+1
D
T2
NOP
IN
n+2
READ
BANK,
COL b
1-800-379-4774
T2
PRECHARGE
(a or all)
T3
BANK
CAS Latency - 2
NOP
T3
T4
NOP
t
RP
D
NOP
OUT
T4
b
ACTIVE
BANK a,
T5
ROW
DON'T CARE
D
OUT
NOP
T5
b+1
DON'T CARE
T6
NOP
39