IS42S16800D-6BL ISSI, Integrated Silicon Solution Inc, IS42S16800D-6BL Datasheet - Page 8
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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
DQM TRUTH TABLE
IS42S81600D,
COMMAND TRUTH TABLE
Note: H=V
Note: H=V
8
Function
Data write / output enable
Data mask / output disable
Upper byte write enable / output enable
Lower byte write enable / output enable
Upper byte write inhibit / output disable
Lower byte write inhibit / output disable
Function
Device deselect (DESL)
No operation (NOP)
Burst stop (BST)
Read
Read with auto precharge
Write
Write with auto precharge
Bank activate (ACT)
Precharge select bank (PRE) H
Precharge all banks (PALL)
CBR Auto-Refresh (REF)
Self-Refresh (SELF)
Mode register set (MRS)
IH
IH
, L=V
, L=V
IL
IL
x= V
x= V
IH
IH
or V
or V
IS42S16800D
IL
IL
, V = Valid Data.
, V = Valid Data.
n – 1
CKE
H
H
H
H
H
H
H
H
H
H
H
H
H
n
×
×
×
×
×
×
×
×
×
×
L
×
CS
CS
CS
CS
CS
H
L
L
L
L
L
L
L
L
L
L
L
L
CKE
n-1
H
H
H
H
H
H
RAS
RAS
RAS
RAS
RAS
H
H
H
H
H
H
×
L
L
L
L
L
L
n
×
×
×
×
×
×
CAS
CAS
CAS
CAS
CAS
H
H
H
H
H
×
L
L
L
L
L
L
L
Integrated Silicon Solution, Inc. — www.issi.com
WE
WE
WE
WE
WE
H
H
H
H
H
H
×
L
L
L
L
L
L
DQM
U
L
H
L
×
H
×
BA1
×
×
×
V
V
V
V
V
V
×
×
×
L
BA0
L
L
H
×
L
×
H
V
V
V
V
V
×
×
×
×
×
×
L
V
A10
H
H
V
H
×
×
×
L
L
L
×
×
L
A9 - A0
A11
×
×
×
V
V
V
V
V
×
×
×
×
V
07/28/08
Rev. E