UPD431000A, UPD431000ACZ Datasheet - NEC

UPD431000A - 1M-BIT CMOS STATIC RAM 128K-WORD BY 8-BIT

The µPD431000A is a high speed, low power, and 1,048,576 bits (131,072 words by 8 bits) CMOS static RAM. The µPD431000A has two chip enable pins (/CE1, CE2) to extend the capacity. And battery backup is available. In addition to this, A and B versions are low voltage operations. The µPD431000A is pa.

UPD431000A 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 (

UPD431000ACZ_NEC.pdf