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

Renesas

Datasheet Details

Part number	71421LA, 71421SA
Manufacturer	Renesas
File Size	471.49 KB
Description	HIGH SPEED 2K x 8 DUAL-PORT STATIC RAM
Datasheet	71421SA-Renesas.pdf
Note	This datasheet PDF includes multiple part numbers: 71421LA, 71421SA. Please refer to the document for exact specifications by model.

The IDT71321/IDT71421 are high-speed 2K x 8 Dual-Port Static RAMs with internal interrupt logic for interprocessor communications.

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 (typ. ).
Two INT flags for port-to-port communications.
MASTER IDT71321 easily expands data bus width to 16-ormore-bits using SLAVE IDT71421.
On-chip port arbitration logic (IDT71321 only).

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Published: Feb 16, 2020 |