Part HM514270D
Description Dynamic RAM
Manufacturer Hitachi Semiconductor
Size 333.46 KB
Hitachi Semiconductor
HM514270D

Overview

  • Single 5 V supply: 5 V ± 10%
  • Access time: 60 ns/70 ns/80 ns (max)
  • Low power dissipation  Active mode: 825 mW/660 mW/578 mW (max) (HM51(S)4170D Series) 825 mW/770 mW/688 mW (max) (HM51(S)4270D Series)  Standby mode: 11 mW (max) 1.1 mW (max) (L-version)
  • Fast page mode capability
  • Refresh cycles  1024 refresh cycles: 16 ms (HM51(S)4170D Series) 128 ms (L-version) (HM51(S)4170DL Series)  512 refresh cycles: 8 ms (HM51(S)4270D Series) 128 ms (L-version) (HM51(S)4270DL Series)
  • 2 variations of refresh  RAS -only refresh  CAS -before-RAS refresh Preliminary: This document contains information on a new product. Specifications and information contained herein are subject to change without notice.