IS42S32800D-7BLI INTEGRATED SILICON SOLUTION (ISSI), IS42S32800D-7BLI Datasheet - Page 55

• Manufacturer Part Number: IS42S32800D-7BLI
• Description: SDRAM, IND, 8M X 32, 3V, 90BGA
• Manufacturer: INTEGRATED SILICON SOLUTION (ISSI)

Specifications of IS42S32800D-7BLI

• Access Time: 5.5ns
• Page Size: 256Mbit
• Memory Case Style: BGA
• No. Of Pins: 90
• Operating Temperature Range: -40°C To +85°C
• Memory Type: DRAM - Synchronous
• Memory Configuration: 4 BLK (2M X 32)
• Interface Type: LVTTL
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

IS42S32800D
Figure 20.Byte Write Operation (Burst Length=4,CAS#Latency=2)
Integrated Silicon Solution, Inc. — www.issi.com
Rev. 00B
11/21/07
DQ8 - DQ15
DQ0 - DQ7
DQM1,2,3
DQM0
BS0,1
A0-A9
CAS#
RAS#
WE#
CKE
CLK
CS#
A10
High
Command
Activate
Bank A
RAx
RAx
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
t
Command
Bank A
CK2
Read
CAx
Upper 3 Bytes
are masked
Ax0
Ax1
Ax1
Lower Byte
is masked
Ax2
Ax2
Ax3
Command
Bank A
Write
DAy0 DAy1
CAy
DAy1 DAy2
Upper 3 Bytes
are masked
DAy3
Command
Bank A
CAz
Read
Lower Byte
is masked
Az1
Az1
Az2
Az2
Az3
Lower Byte
is masked
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