Overview
The LC322271J, M and T is a CMOS dynamic RAM operating on a single 5 V power source and having a 131072 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
• 131072 words × 16 bits configuration.
• Single 5 V ± 10% power supply.
• All input and output (I/O) TTL compatible.
• Supports fast page mode, read-modify-write and byte write.
• Supports output buffer control using early write and Output Enable (OE) control.
• 8 ms refresh using 512 refresh cycles.
• Supports RAS-only refresh, CAS-before-RAS refresh and hidden refresh.
• Follows the JEDEC 1 M DRAM (65536 words × 16 bits, 1CAS/2WE) standard.
• RAS access time/column address time/CAS access time/cycle time/power dissipation
• Package:
    SOJ 40-pin (400 mil) plastic package : LC322271J
    SOP 40-pin (450 mil) plastic package: LC322271M
    TSOP 44-pin (400 mil) plastic package : LC322271T