MSM514221B Datasheet (OKI electronic componets)

MSM514221B, DRAM / FAST PAGE MODE TYPE

E2L0029-17-Y1 ¡ Semiconductor MSM514221B ¡ Semiconductor 262,263-Word 4-Bit Field Memory This version: Jan.

1998 MSM514221B Previous version: Dec.

1996 DESCRIRTION The OKI MSM514221B is a high performance 1-Mbit, 256K 4-bit, Field Memory.

It is designed for high-speed serial access applications such as HDTVs, conventional NTSC TVs, VTRs, digital movies and Multi-media systems.

It is a FRAM for wide or low end use as general commodity TVs and VTRs, exclusively.

The MSM514221B is no

MSM514221B Features

* Single power supply: 5 V ± 10%

* 512 Rows

* 512 Column

* 4 bits

* Fast FIFO (First-in First-out)operation

* High speed asynchronous serial access Read/Write cycle time 30 ns/40 ns/60 ns Access time 25 ns/30 ns/50 ns

* Functional compatibility with OK