Overview

The EM637327 SGRAM is a high-speed CMOS synchronous graphics DRAM containing 32 Mbits.

Features

? Fast access time from clock: 4.5/5.5/5.5/6 ns

? Fast clock rate: 200/166/143/125 MHz

? Fully synchronous operation

? Internal pipelined architecture

? Dual internal banks (512K x 32bit x 2bank)

? Programmable Mode

- CAS# Latency: 1, 2, or 3

- Burst Length: 1, 2, 4, 8, or full page

- Burst Type: interleaved or linear burst

- Burst-Read-Single-Write

- Load Color or Mask register

? Burst stop function

? Individual byte controlled by DQM0-3

? Block write and write-per-bit capability

? Auto Refresh and Self Refresh

? 2048 refresh cycles/32ms

? Single +3.3V ± 0.3V power supply

? Interface: LVTTL

? JEDEC 100-pin Plastic package

- QFP (body thickness=2.8mm)

- TQFP1.4 (body thickness=1.4mm)