UPD431000A中文资料瑞萨数据手册PDF规格书

特性 Features

• 131,072 words by 8 bits organization

• Fast access time: 70, 85, 100, 120, 150 ns (MAX.)

• Low voltage operation (A version: VCC = 3.0 to 5.5 V, B version: VCC = 2.7 to 5.5 V)

• Operating ambient temperature: TA = 0 to 70 °C

• Low VCC data retention: 2.0 V (MIN.)

• Output Enable input for easy application

• Two Chip Enable inputs: /CE1, CE2