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)