IS42S32160A-75BL-TR ISSI, Integrated Silicon Solution Inc, IS42S32160A-75BL-TR Datasheet - Page 44

• Manufacturer Part Number: IS42S32160A-75BL-TR
• Description: IC SDRAM 512MBIT 133MHZ 90BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS42S32160A-75BL-TR

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 512M (16M x 32)
• Speed: 133MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 90-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

IS42S32160A
44
Figure 15.2.Interleaved Column Write Cycle (Burst Length=4,CAS#Latency=2)
ADD
BS0,1
RAS#
CAS#
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
Command
Activate
Bank A
RAx
RAx
t
CK2
t
RCD
Command
Bank A
DAx0 DAx1 DAx2 DAx3
Write
CAx
t
RRD
Command
Activate
Bank B
RBw
RBw
Command
Bank B
Write
DBw0 DBw1
CBw
Command
Bank B
Write
DBx0 DBx1
CBx
Command
Bank B
DBy0 DBy1
Write
CBy
Command
Bank A
DAy0
Write
CAy
DAy1
Command
Bank B
DBz0 DBz1 DBz2 DBz3
Write
CBz
Integrated Silicon Solution, Inc.
Precharge
Command
Bank A
t
RP
t
WR
Precharge
Command
Bank B
t
RP
Rev. 00E
07/21/09