LC321667BM中文资料三洋数据手册PDF规格书

Overview

The LC321667BJ series is a CMOS dynamic RAM operating on a single 5 V power source and having a 65536 words × 16 bits configuration. Equipped with large capacity capabilities, high speed transfer rates and low power dissipation, this series is suited for a wide variety of applications ranging from computer main memory and expansion memory to commercial equipment.

特性 Features

• 65536 words × 16 bits configuration.

• Single 5 V ± 10 power supply.

• All input and output (I/O) TTL compatible.

• Supports EDO page mode, read-modify-write and byte write.

• Supports output buffer control using early write and Output Enable (OE) control.

• 4 ms refresh using 256 refresh cycles.

• Supports RAS-only refresh, CAS-before-RAS refresh and hidden refresh.

• Packages

SOJ 40-pin plastic package (400 mil): LC321667BJ

SOP 40-pin plastic package (525 mil): LC321667BM

TSOP 44-pin plastic package (400 mil): LC321667BT

• RAS access time/column address access time/CAS access time/cycle time/power dissipation.