IS43R32800B-5B-TR ISSI, Integrated Silicon Solution Inc, IS43R32800B-5B-TR Datasheet - Page 2

• Manufacturer Part Number: IS43R32800B-5B-TR
• Description: IC DDR SDRAM 256MBIT 144BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS43R32800B-5B-TR

• Format - Memory: RAM
• Memory Type: DDR SDRAM
• Memory Size: 256M (8Mx32)
• Speed: 200MHz
• Interface: Parallel
• Voltage - Supply: 2.4 V ~ 2.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 144-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

IS43R32800B
2
FUNCTIONAL BLOCK DIAGRAM
Addres s B uffer
A0-1 1
Memory
Ba nk #0
Mode Re gister
Array
DLL
BA 0,1
Memory
Ba nk #1
Array
CLK
Control C ircu itry
Cl ock B uffer
I/O Buffer
DQ 0 - 31
/CLK
Integrated Silicon Solution, Inc. — www.issi.com
CKE
Memory
Ba nk #2
Array
/CS /RAS /CAS
Control Signal B uffer
DQ S B uffer
DQS0 - 3
Memory
Ba nk #3
Array
/WE
D M0- 3
Rev. 00D
03/19/08