Datasheet4U Logo Datasheet4U.com

UPD43257B 256K-BIT CMOS STATIC RAM 32K-WORD BY 8-BIT

UPD43257B Description

DATA SHEET MOS INTEGRATED CIRCUIT µPD43257B 256K-BIT CMOS STATIC RAM 32K-WORD BY 8-BIT .
The µPD43257B is a high speed, low power, and 262,144 bits (32,768 words by 8 bits) CMOS static RAM.

UPD43257B Features

* 32,768 words by 8 bits organization
* Fast access time: 70, 85 ns (MAX. )
* Low VCC data retention: 2.0 V (MIN. )
* Two Chip Enable inputs: /CE1, CE2 Part number Access time ns (MAX. ) Operating supply Operating ambient voltage V temperature °C 0 to 70 At operating mA

📥 Download Datasheet

Preview of UPD43257B PDF
datasheet Preview Page 2 datasheet Preview Page 3

Datasheet Details

Part number
UPD43257B
Manufacturer
NEC
File Size
157.83 KB
Datasheet
UPD43257B_NEC.pdf
Description
256K-BIT CMOS STATIC RAM 32K-WORD BY 8-BIT

📁 Related Datasheet

  • UPD43257A - 256K CMOS RAM (NEC Electronics)
  • UPD43256A - 256K-Bit CMOS Static RAM (NEC Electronics)
  • UPD432232L - 2M-Bit CMOS Synchronous Fast SRAM 64K x 32-Bit Pipelined Operation (NEC Electronics)
  • UPD432836AL - 2M-Bit CMOS Synchronous Fast SRAM (NEC Electronics)
  • UPD431008LE-15 - C-MOS 128K-WORD x 8-BIT STATIC RAM (ETC)
  • UPD43100A - 1M-Bit CMOS SRAM (NEC Electronics)
  • UPD431231L - 1M-Bit CMOS Synchronous Fast SRAM 32K x 32-Bit Pipelined Operation (NEC Electronics)
  • UPD431232AL - 1M-Bit CMOS Synchronous Fast SRAM 32K x 32-Bit (NEC Electronics)

📌 All Tags

256K-BIT CMOS STATIC RAM 32K-WORD 8-BIT NEC
NEC UPD43257B-like datasheet