HM628512CI - Hitachi Semiconductor

HM628512CI Wide Temperature Range Version 4 M SRAM (512-kword x 8-bit)

The Hitachi HM628512CI is a 4-Mbit static RAM organized 512-kword × 8-bit. HM628512CI Series has realized higher density, higher performance and low power consumption by employing Hi-CMOS process technology. The HM628512CI Series offers low power standby power dissipation; therefore, it is suitable for battery backup systems. It has packaged in 32-pin SOP, 3.

Features

• Single 5 V supply
• Access time: 70 ns (max)
• Power dissipation  Active: 50 mW/MHz (typ)  Standby: 10 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 TTL compatible: All inputs and outputs
• Battery backup operation
• Operating temperature:
  –40 to +85˚C Preliminary: The specification of this device are subject to change without notice. Please contact your nearest Hitachi’s Sales Dept. regarding specification. HM628512CI Series Ordering Information Type No. HM628512CLPI-7 .