IS42S16800B-7TL-TR ISSI, Integrated Silicon Solution Inc, IS42S16800B-7TL-TR Datasheet - Page 50
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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
SINGlE READ WITH AUTO PRECHARGE
Notes:
1) CAS latency = 2, Burst Length = 1
2) X16: A9 and A11 = "Don't Care"
IS42S81600B, IS42S16800B
50
DQM/DQML
COMMAND
A0-A9, A11
X8: A11 = "Don't Care"
BA0, BA1
DQMH
CKE
CLK
A10
DQ
t
t
CKS
CMS
t
t
t
ACTIVE
AS
AS
AS
BANK
ROW
ROW
T0
t
t
CKH
CMH
t
t
t
AH
AH
AH
t
CK
t
t
t
RCD
RAS
RC
T1
NOP
t
CL
NOP
T2
t
CH
Integrated Silicon Solution, Inc. — www.issi.com —
NOP
T3
ENABLE AUTO PRECHARGE
t
CMS
COLUMN m
BANK
READ
T4
t
CMH
(2)
CAS Latency
NOP
T5
t
AC
NOP
t
T6
RP
D
OUT
t
OH
t
m
HZ
ACTIVE
BANK
ROW
ROW
T7
NOP
T8
DON'T CARE
UNDEFINED
1-800-379-4774
06/11/09
Rev. G