IS42S32800B-7BL ISSI, Integrated Silicon Solution Inc, IS42S32800B-7BL Datasheet - Page 36
![IC SDRAM 256MBIT 143MHZ 90BGA](/photos/7/23/72334/is42s32800b-7bl_sml.jpg)
IS42S32800B-7BL
Manufacturer Part Number
IS42S32800B-7BL
Description
IC SDRAM 256MBIT 143MHZ 90BGA
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Datasheet
1.IS42S32800B-7BL.pdf
(62 pages)
Specifications of IS42S32800B-7BL
Package / Case
90-BGA
Memory Size
256M (8Mx32)
Format - Memory
RAM
Memory Type
SDRAM
Speed
143MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Data Bus Width
32 bit
Organization
2 Mbit x 32
Maximum Clock Frequency
143 MHz
Access Time
7 ns
Supply Voltage (max)
3.6 V
Supply Voltage (min)
3 V
Maximum Operating Current
150 mA
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Density
256Mb
Address Bus
14b
Access Time (max)
5.5ns
Maximum Clock Rate
143MHz
Operating Supply Voltage (typ)
3.3V
Package Type
BGA
Operating Temp Range
0C to 70C
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Supply Current
150mA
Pin Count
90
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
706-1024
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S32800B-7BL
Manufacturer:
ISSI
Quantity:
1 000
Company:
Part Number:
IS42S32800B-7BL
Manufacturer:
ISSI, Integrated Silicon Solution Inc
Quantity:
10 000
Part Number:
IS42S32800B-7BL
Manufacturer:
ISSI
Quantity:
20 000
Company:
Part Number:
IS42S32800B-7BL-TR
Manufacturer:
ISSI, Integrated Silicon Solution Inc
Quantity:
10 000
Company:
Part Number:
IS42S32800B-7BLI
Manufacturer:
ISSI
Quantity:
1 000
Company:
Part Number:
IS42S32800B-7BLI
Manufacturer:
ISSI, Integrated Silicon Solution Inc
Quantity:
10 000
Company:
Part Number:
IS42S32800B-7BLI-TR
Manufacturer:
ISSI, Integrated Silicon Solution Inc
Quantity:
10 000
IS42S32800B
36
Figure 10.2.Random Column Write (Page within same Bank)
BS0,1
CAS#
A0-A9
RAS#
DQM
WE#
CKE
CLK
CS#
A10
DQ
Hi-Z
T0 T 1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
(Burst Length=4,CAS#Latency=2)
Command
Activate
Bank A
RBw
RBw
t
CK2
Command
Bank A
Write
DBw0
CBw
DBw1 DBw2 DBw3
Command
Bank B
Write
DBx0 DBx1 DBy0
CBx
Command
Bank B
Write
CBy
DBy1 DBy2 DBy3
Precharge
Command
Bank B
Command
Activate
Bank B
RBz
RBz
Integrated Silicon Solution, Inc.
Command
Bank B
DBz0 DBz1 DBz2 DBz3
CBz
Write
07/21/09
Rev. F