IS43DR81280B - 1Gb DDR2 SDRAM
DDR2 SDRAM (128Mx8) TW-BGA Ball-out (Top-View) (8.00mm x 10.50mm) Symbol CK, CK# CKE CS# RAS#,CAS#,WE# A[13:0] BA[2:0] DQ[7:0] DQS, DQS# RDQS, RDQS# DM VDD VSS VDDQ VSSQ VREF VDDL VSSDL ODT NC Description Input clocks Clock enable Chip Select Command control pins Address Bank Address I/O Data Stro
IS43DR81280B Features
* Clock frequency up to 400MHz
* 8 internal banks for concurrent operation
* 4-bit prefetch architecture
* Programmable CAS Latency: 3, 4, 5, 6 and 7
* Programmable Additive Latency: 0, 1, 2, 3, 4, 5 and 6
* Write Latency = Read Latency-1
* Programmable Burst Sequence: Se
