UPD4632312A-X中文资料瑞萨数据手册PDF规格书

特性 Features

• 2,097,152 words by 16 bits organization

• Fast access time: 60, 65, 75, 85 ns (MAX.)

• Fast page access time: 18, 25, 30 ns (MAX.)

• Byte data control: /LB (I/O0 to I/O7), /UB (I/O8 to I/O15)

• Low voltage operation: 2.7 to 3.1 V (-B60X, -B65X)

2.7 to 3.1 V (Chip), 1.65 to 2.1 V (I/O) (-BE75X, -BE85X)

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

• Output Enable input for easy application

• Chip Enable input: /CS pin

• Standby Mode input: MODE pin

• Standby Mode1: Normal standby (Memory cell data hold valid)

• Standby Mode2: Density of memory cell data hold is variable