描述 Description

The Hitachi HM62V8512B is a 4-Mbit static RAM organized 512-kword × 8-bit. It realizes higher density, higher performance and low power consumption by employing 0.35 μm Hi-CMOS process technology. The device, packaged in a 525-mil SOP (foot print pitch width) or 400-mil TSOP TYPE II is available for high density mounting. The HM62V8512B is suitable for battery backup system.

特性 Features

? Single 3.0 V supply: 2.7 V to 3.6 V

? Access time: 70/85 ns (max)

? Power dissipation

- Active: 15 mW/MHz (typ)

- Standby: 3 μW (typ)

? Completely static memory. No clock or timing strobe required

? Equal access and cycle times

? Common data input and output: Three state output

? Directly LV-TTL compatible: All inputs

? Battery backup operation