HM628512BFP - Hitachi Semiconductor

HM628512BFP 4 M SRAM (512-kword x 8-bit)

The Hitachi HM628512BFP is a 4-Mbit static RAM organized 512-kword × 8-bit. It realizes higher density, higher performance and low power consumption by employing Hi-CMOS process technology. It is packaged in standard 32-pin SOP. Features • Single 5 V supply • Access time: 55/70 ns (max) • Power dissipation  Active: 50 mW/MHz (typ)  Standby: 2 mW (max) • C.

Features

• Single 5 V supply
• Access time: 55/70 ns (max)
• Power dissipation  Active: 50 mW/MHz (typ)  Standby: 2 mW (max)
• 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 Ordering Information Type No. HM628512BFP-5 HM628512BFP-7 Access time 55 ns 70 ns Package 525-mil 32-pin plastic SOP (FP-32D) HM628512BFP Series Pin Arrangement 32-pin SOP A18 A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 I/O0 I/O1 I/O2 VSS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 (Top view) 32 3.