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UPD42S17405LA-60 Datasheet 16M-BIT DYNAMIC RAM

Manufacturer: NEC (now Renesas Electronics)

Download the UPD42S17405LA-60 datasheet PDF. This datasheet also includes the UPD42S17405 variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (UPD42S17405-NEC.pdf) that lists specifications for multiple related part numbers.

General Description

The µPD42S17405, 4217405 are 4,194,304 words by 4 bits CMOS dynamic RAMs with optional EDO.

EDO is a kind of the page mode and is useful for the read operation.

Besides, the µPD42S17405 can execute CAS before RAS self refresh.

Overview

DATA SHEET µPD42S17405, 4217405 16 M-BIT DYNAMIC RAM 4 M-WORD BY 4-BIT, EDO MOS INTEGRATED.

Key Features

  • EDO (Hyper page mode).
  • 4,194,304 words by 4 bits organization.
  • Single +5.0 V ±10 % power supply.
  • Fast access and cycle time Power consumption Active (MAX. ) 660 mW 605 mW 550 mW Part number Access time (MAX. ) 50 ns 60 ns 70 ns R/W cycle time (MIN. ) 84 ns 104 ns 124 ns EDO (Hyper page mode) cycle time (MIN. ) 20 ns 25 ns 30 ns µPD42S17405-50, 4217405-50 µPD42S17405-60, 4217405-60 µPD42S17405-70, 4217405-70.
  • µPD42S17405 can execute CAS before RAS s.