IS42S32800D-7TL ISSI, Integrated Silicon Solution Inc, IS42S32800D-7TL Datasheet - Page 34
![IC SDRAM 256MBIT 143MHZ 86TSOP](/photos/7/23/72332/is42s32800d-7tl_sml.jpg)
IS42S32800D-7TL
Manufacturer Part Number
IS42S32800D-7TL
Description
IC SDRAM 256MBIT 143MHZ 86TSOP
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Specifications of IS42S32800D-7TL
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
256M (8Mx32)
Speed
143MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
86-TSOPII
Organization
8Mx32
Density
256Mb
Address Bus
13b
Access Time (max)
6.5/5.4ns
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
150mA
Pin Count
86
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
706-1084
IS42S32800D-7TL
IS42S32800D-7TL
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S32800D-7TL
Manufacturer:
TRACO
Quantity:
101
Part Number:
IS42S32800D-7TL
Manufacturer:
ISSI
Quantity:
20 000
Part Number:
IS42S32800D-7TLI
Manufacturer:
ISSI
Quantity:
20 000
IS42S32800D, IS45S32800D
Notes:
1) CAS latency = 2, Burst Length = Full Page
2) x32: A9, A11 = "Don't Care"
34
READ - FULL-PAGE BURST
DQM0 - DQM3
COMMAND
A0-A9, A11
BA0, BA1
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
RCD
T1
NOP
t
t
CMS
CL
COLUMN m
BANK
READ
T2
t
CMH
t
CH
(2)
CAS Latency
NOP
T3
t
LZ
t
AC
NOP
T4
D
OUT
t
OH
each row (x4) has
1,024 locations
m
t
AC
NOP
T5
D
OUT
t
OH
m+
t
1
AC
Full page
completion
NOP
T6
D
OUT
t
t
OH
m+
AC
Full-page burst not self-terminating.
Use BURST TERMINATE command.
2
Integrated Silicon Solution, Inc. - www.issi.com
Tn+1
NOP
D
OUT
t
OH
m-
t
1
AC
BURST TERM
Tn+2
D
OUT
t
OH
m
t
AC
Tn+3
NOP
D
OUT
t
DON'T CARE
UNDEFINED
OH
m+
t
HZ
1
12/01/09
Tn+4
NOP
Rev. C