4M-BIT CMOS STATIC RAM 256K-WORD BY 16-BIT EXTENDED TEMPERATURE OPERATION

 

 

Description

The µPD444012A-X is a high speed, low power, 4,194,304 bits (262,144 words by 16 bits) CMOS static RAM.

The µPD444012A-X has two chip enable pins (/CE1, CE2) to extend the capacity.

The µPD444012A-X is packed in 48-pin PLASTIC TSOP (I) (Normal bent).

 

 

 

Features

262,144 words by 16 bits organization

Fast access time: 50, 55, 70, 85, 100, 120 ns (MAX.)

Byte data control: /LB (I/O1 - I/O8), /UB (I/O9 - I/O16)

Low voltage operation

(B version: VCC = 2.7 to 3.6 V, C version: VCC = 2.2 to 3.6 V)

Low VCC data retention: 1.0 V (MIN.)

Operating ambient temperature: TA = –25 to +85°C

Output Enable input for easy application

Two Chip Enable inputs: /CE1, CE2

 

 

 

 

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