IS42S32800D-6TLI ISSI, Integrated Silicon Solution Inc, IS42S32800D-6TLI Datasheet - Page 30

• Manufacturer Part Number: IS42S32800D-6TLI
• Description: IC SDRAM 256MBIT 166MHZ 86TSOP
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S32800D-6TLI

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 256M (8Mx32)
• Speed: 166MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 86-TSOPII
• Organization: 8Mx32
• Density: 256Mb
• Address Bus: 13b
• 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: 86
• Mounting: Surface Mount
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

IS42S32800D
30
Figure 6.3.Clock Suspension During Burst Read (Using CKE)
BS0,1
Note:CKE to CLK disable/enable =1 clock
CAS#
A0-A9
RAS#
DQM
WE#
CKE
CLK
CS#
A10
DQ Hi-Z
Hi-Z
(Burst Length=4,CAS#Latency=3)
T0
Command
Activate
Bank A
RAx
RAx
T 1
t
CK3
T 2
T3 T4
Command
Bank A
Read
CAx
T5 T6
Ax0
T7 T8
Clock Suspend
1 Cycle
Ax1
T9 T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Clock Suspend
2 Cycle
Integrated Silicon Solution, Inc. — www.issi.com
Ax2
Clock Suspend
3 Cycle
Ax3
t
HZ
Rev. 00B
11/21/07