IS42S16800D-6BL ISSI, Integrated Silicon Solution Inc, IS42S16800D-6BL Datasheet - Page 54
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IS42S16800D-6BL
Manufacturer Part Number
IS42S16800D-6BL
Description
IC SDRAM 128MBIT 166MHZ 54BGA
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Datasheet
1.IS42S16800D-7TL.pdf
(62 pages)
Specifications of IS42S16800D-6BL
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
128M (8Mx16)
Speed
166MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
54-BGA
Organization
8Mx16
Density
128Mb
Address Bus
14b
Access Time (max)
6.5/5.4ns
Maximum Clock Rate
166MHz
Operating Supply Voltage (typ)
3.3V
Package Type
Mini BGA
Operating Temp Range
0C to 70C
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Supply Current
180mA
Pin Count
54
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
IS42S81600D,
READ WITHOUT AUTO PRECHARGE
Notes:
1) CAS latency = 2, Burst Length = 4
2) X16: A9 and A11 = "Don't Care"
54
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
t
t
t
CMH
AH
AH
AH
IS42S16800D
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
NOP
T4
D
OUT
t
OH
m
t
AC
Integrated Silicon Solution, Inc. — www.issi.com
NOP
T5
D
OUT
t
m+1
OH
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
07/28/08
Rev. E