IS42S16160D-6TLI ISSI, Integrated Silicon Solution Inc, IS42S16160D-6TLI Datasheet - Page 18
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IS42S16160D-6TLI
Manufacturer Part Number
IS42S16160D-6TLI
Description
IC SDRAM 256MBIT 166MHZ 54TSOP
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Specifications of IS42S16160D-6TLI
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
256M (16Mx16)
Speed
166MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
54-TSOP II
Organization
16Mx16
Density
256Mb
Address Bus
15b
Access Time (max)
6.5/5.4ns
Maximum Clock Rate
166MHz
Operating Supply Voltage (typ)
3.3V
Package Type
TSOP-II
Operating Temp Range
-40C to 85C
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Supply Current
180mA
Pin Count
54
Mounting
Surface Mount
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
IS42S83200D, IS42S16160D
OPERATING FREQUENCY / LATENCY RELATIONSHIPS
18
SYMBOL PARAMETER
—
—
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
cac
rcd
rac
rc
ras
rp
rrd
ccd
dpl
dal
rbd
wbd
rql
wdl
pql
qmd
dmd
mrd
Clock Cycle Time
Operating Frequency (CAS Latency = 3)
CAS Latency
Active Command To Read/Write Command Delay Time
RAS Latency (t
Command Period (REF to REF / ACT to ACT)
Command Period (ACT to PRE)
Command Period (PRE to ACT)
Command Period (ACT[0] to ACT [1])
Column Command Delay Time
(READ, READA, WRIT, WRITA)
Input Data To Precharge Command Delay Time
Input Data To Active/Refresh Command Delay Time5
(During Auto-Precharge)
Burst Stop Command To Output in HIGH-Z Delay Time
(Read)
Burst Stop Command To Input in Invalid Delay Time0
(Write)
Precharge Command To Output in HIGH-Z Delay Time
(Read)
Precharge Command To Input in Invalid Delay Time 0
(Write)
Last Output To Auto-Precharge Start Time (Read)
DQM To Output Delay Time (Read)
DQM To Input Delay Time (Write)
Mode Register Set To Command Delay Time
rcd
+ t
cac
)
CAS Latency = 3
CAS Latency = 2
CAS Latency = 3
CAS Latency = 2
CAS Latency = 3
CAS Latency = 2
CAS Latency = 3
CAS Latency = 2
Integrated Silicon Solution, Inc. — www.issi.com
166
10
—
—
—
—
-2
6
3
3
6
7
3
2
1
2
5
3
0
3
0
2
0
2
143
10
–2
—
—
—
—
7
3
3
6
7
3
2
1
2
5
3
0
3
0
2
0
2
133
7.5
10
—
-2
-1
2
2
4
5
2
2
1
2
4
3
2
0
3
2
0
2
0
2
UNITS
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
cycle
MHz
ns
Rev. 00D
12/12/07