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.

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.