IS42S16800B-7TL-TR ISSI, Integrated Silicon Solution Inc, IS42S16800B-7TL-TR Datasheet - Page 53
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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
READ WITHOUT AUTO PRECHARGE
Notes:
1) CAS latency = 2, Burst Length = 4
2) X16: A9 and A11 = "Don't Care"
Integrated Silicon Solution, Inc. — www.issi.com —
Rev. G
06/11/09
IS42S81600B, IS42S16800B
DQM/DQML
COMMAND
A0-A9, A11
BA0, BA1
X8: A11 = "Don't Care"
DQMH
CKE
CLK
A10
DQ
t
t
CKS
CMS
ACTIVE
t
t
t
AS
AS
AS
BANK
ROW
ROW
T0
t
t
CKH
t
t
t
CMH
AH
AH
AH
t
CK
t
t
t
NOP
RCD
RAS
RC
T1
DISABLE AUTO PRECHARGE
t
t
CMS
CL
COLUMN m
READ
BANK
T2
t
CMH
t
CH
(2)
CAS Latency
NOP
T3
t
LZ
t
AC
1-800-379-4774
NOP
T4
D
OUT
t
OH
m
t
AC
NOP
T5
D
OUT
t
OH
m+1
t
AC
SINGLE BANK
ALL BANKS
PRECHARGE
BANK
T6
D
OUT
t
OH
m+2
t
AC
NOP
t
T7
D
RP
OUT
t
OH
m+3
t
HZ
ACTIVE
BANK
ROW
ROW
T8
DON'T CARE
UNDEFINED
53