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UPD4564841, UPD4564441 64M-bit Synchronous DRAM

UPD4564841 Description

DATA SHEET MOS INTEGRATED CIRCUIT µPD4564441, 4564841, 4564163 64M-bit Synchronous DRAM 4-bank, LVTTL .
The µPD4564441, 4564841, 4564163 are high-speed 67,108,864-bit synchronous dynamic random-access memories, organized as 4,194,304 × 4 × 4, 2,097,152 ×.

UPD4564841 Features

* Fully Synchronous Dynamic RAM, with all signals referenced to a positive clock edge
* Pulsed interface
* Possible to assert random column address in every cycle
* Quad internal banks controlled by A12 and A13 (Bank Select)
* Byte control (×16) by LDQM and UD

📥 Download Datasheet

This datasheet PDF includes multiple part numbers: UPD4564841, UPD4564441. Please refer to the document for exact specifications by model.
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Datasheet Details

Part number
UPD4564841, UPD4564441
Manufacturer
NEC
File Size
657.15 KB
Datasheet
UPD4564441-NEC.pdf
Description
64M-bit Synchronous DRAM
Note
This datasheet PDF includes multiple part numbers: UPD4564841, UPD4564441.
Please refer to the document for exact specifications by model.

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64M-bit Synchronous DRAM NEC
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