IS46DR81280B - 1Gb DDR2 SDRAM

ISSI

The IS46DR81280B by ISSI is a 1Gb DDR2 SDRAM. Below is the official datasheet preview.

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IS46DR81280B 1Gb DDR2 SDRAM by ISSI - Datasheet Preview — Official preview page of the **IS46DR81280B** 1Gb DDR2 SDRAM datasheet (ISSI).

Datasheet Details

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

IS46DR81280B 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 |