IS42S32160B-75BL ISSI, Integrated Silicon Solution Inc, IS42S32160B-75BL Datasheet - Page 16

• Manufacturer Part Number: IS42S32160B-75BL
• Description: IC SDRAM 512MBIT 133MHZ 90BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S32160B-75BL

• 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
• Organization: 16Mx32
• Density: 512Mb
• Address Bus: 15b
• Access Time (max): 5.4ns
• Maximum Clock Rate: 133MHz
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 125mA
• Pin Count: 90
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

I
IS42S32160B
16
D
D
CAS#
ADDR.
RAS#
DQM
CKE
CS#
WE#
CLK
Burst Length Field (A2~A0)
This field specifies the data length of column access using the A2~A0 pins and selects the Burst Length to be 2,
4,8,or full page.
DQ
*Note:RFU (Reserved for future use)should stay 0 during MRS cycle.
The mode register is divided into various fields depending on functionality.
Address BS0,1 A12-A10
Function
Hi-Z
A2
0
0
0
0
1
1
1
1
T0
RFU*
A1
0
0
1
1
0
0
1
1
t CK2
T1
Precharge All
0
1
0
1
1
0
1
A0
0
WBL
T2
A9
Burst Length
1
2
4
8
Reserved
Reserved
Reserved
Full Page
t
Mode Register
Address Key
RP
Set Command
Mode Register Set Cycle
Test Mode
T3
A8
Clock min.
T4
A7
Any
Command
T5
A6
CAS Latency
Integrated Silicon Solution, Inc. — www.issi.com
T6
A5
T7
A4
BT
T8
A3
T9
A2
Burst Length
T10
A1
I
A0
Rev. 00C
03/27/08
®