SM55161A - 262144 x 16 BIT VRAM MULTIPORT VIDEO RAM

Austin Semiconductor

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Datasheet Details

Part number	SM55161A
Manufacturer	Austin Semiconductor
File Size	1.28 MB
Description	262144 x 16 BIT VRAM MULTIPORT VIDEO RAM
Datasheet	SM55161A_AustinSemiconductor.pdf

SM55161A Product details

Description

PIN A0-A8 CASL, CASU DQ0-DQ15 DSF NC/GND DESCRIPTION Address inputs Column-Address Strobe/Byte Selects DRAM Data I/O, Write Mask Data Special Function Select Special-Function Select No Connect/Ground (NOTE: Not connected internally to VSS) Special-Function Output Row-Address Strobe Serial Clock Serial Enable Serial-Data Output Output Enable, Transfer Select 5V Supply (TYP) Ground DRAM Write-Enable Select OPTIONS Timing 70ns access 75ns access 80ns access Package 68 pin PGA

Features

Organization:.
DRAM: 262 144 by 16 Bits.
SAM: 512 by 16 Bits.
Dual-Port Accessibility.
Simultaneous and Asynchronous Access From the DRAM and SAM Ports.
Bidirectional Data-Transfer Function From the DRAM to the Serial-Data Register, and from Serial Data Register to DRAM.
(8 x 8) x 2 Block Write feature for fast area fill.
Write-Per-Bit Feature for Selective Write to Each RAM I/O; Two Write-Per-Bit Modes to Simplify System D.

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Published: Oct 5, 2009 |