UPD448012-X中文資料瑞薩數(shù)據(jù)手冊PDF規(guī)格書

Description

The μPD448012-X is a high speed, low power, 8,388,608 bits (524,288 words by 16 bits) CMOS static RAM. The μPD448012-X has two chip enable pins (/CE1, CE2) to extend the capacity.

The μPD448012-X is packed in 48-pin PLASTIC TSOP (I) (Normal bent).

Features

?524,288 words by 16 bits organization

?Fast access time: 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 VCCdata 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