UPD44164085 Datasheet - NEC

UPD44164085 - (UPD44164085/185/365) 18M-BIT DDRII SRAM SEPARATE I/O 2-WORD BURST OPERATION

The µPD44164085 is a 2,097,152-word by 8-bit, the µPD44164185 is a 1,048,576-word by 18-bit and the µPD44164365 is a 524,288-word by 36-bit synchronous double data rate static RAM fabricated with advanced CMOS technology using full CMOS six-transistor memory cell. The µPD44164085, µPD44164185 and µ.

UPD44164085 Features

* 1.8 ± 0.1 V power supply and HSTL I/O

* DLL circuitry for wide output data valid window and future frequency scaling

* Separate independent read and write data ports

* DDR read or write operation initiated each cycle

* Pipelined double data rate operation

UPD44164085_NEC.pdf