IS46DR81280B - 1Gb DDR2 SDRAM

Product Overview

ISSI

Datasheet Details

Part number	IS46DR81280B
Manufacturer	ISSI
File Size	1.04 MB
Description	1Gb DDR2 SDRAM
Datasheet	IS46DR81280B Datasheet
Additional preview pages of the IS46DR81280B datasheet.

Product details

Description

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 Strobe Redundant Data Strobe Input data mask Supply voltage Ground DQ power supply DQ ground Reference voltage DLL power supply DLL ground On Die Termination Enable No connect Rev.G 3/25/2015 Notes: 1.

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: Sequential or Interleave.
Programmable Burst Length: 4 and 8.
Automatic and Controlled Precharge Command.
Power Down Mode.
Auto Refresh and Self Refresh.
Refresh Interval: 7.8 .

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Published: Feb 18, 2024 |