GENERAL DESCRIPTION
The UT61L5128 is a 4,194,304-bit high-speed CMOS static random access memory organized as 524,288 words by 8 bits. It is fabricated using high performance, high reliability CMOS technology.
The UT61L5128 is designed for high-speed system applications. It is particularly suited for use in high-density high-speed system applications.
The UT61L5128 operates from a single 3.0V~3.6V power supply and all inputs and outputs are fully TTL compatible.

FEATURES
■ Fast access time :
    8ns (max.) for Vcc=3.15V~3.6V
    10/12ns (max.) for Vcc=3.0V~3.6V
■ CMOS Low operating power
    Operating current : 260/240/220 mA (Icc max.)
    Standby current : 0.5 mA (typ.)
■ Single 3.0V~3.6V power supply
■ Operating temperature : Commercial : 0℃~70℃
■ All TTL compatible inputs and outputs
■ Fully static operation
■ Three state outputs
■ Data retention voltage : 2V (min.)
■ Data byte control : LB (I/O1~I/O8)
                                 UB (I/O9~I/O16)
■ Package : 44-pin 400mil TSOP-II