UPD442000AGU-BB55X-9JH-A中文資料瑞薩數(shù)據(jù)手冊PDF規(guī)格書

Features

? 262,144 words by 8 bits organization

? Fast access time : 55, 70, 85 ns (MAX.)

? Low voltage operation : VCC = 2.7 to 3.6 V (-BB55X, -BB70X, -BB85X)

VCC = 2.2 to 3.6 V (-BC70X, -BC85X)

? 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