71421SA Datasheet - Renesas

71421SA, HIGH SPEED 2K x 8 DUAL-PORT STATIC RAM

HIGH SPEED 2K X 8 DUAL-PORT STATIC RAM WITH INTERRUPTS 71321SA/LA 71421SA/LA .
The IDT71321/IDT71421 are high-speed 2K x 8 Dual-Port Static RAMs with internal interrupt logic for interprocessor communications.

Features

* High-speed access
* Commercial: 20/35/55ns (max. )
* Industrial: 25/55ns (max. )
* Low-power operation
* IDT71321/IDT71421SA
* Active: 325mW (typ. )
* Standby: 5mW (typ. )
* IDT71321/421LA
* Active: 325mW (typ. )
* Standby: 1mW (ty

Applications

* results in full speed, error-free operation without the need for additional discrete logic. Both devices provide two independent ports with separate control, Industrial and Commercial Temperature Ranges address, and I/O pins that permit independent, asynchronous access for reads or writes to any lo

71421SA-Renesas.pdf