|
Part Number
|
71421LA |
|
Manufacturer
|
IDT |
|
Description
|
HIGH SPEED 2K x 8 DUAL-PORT STATIC RAM |
|
Published
|
Nov 14, 2019 |
|
Detailed Description
|
HIGH SPEED 2K X 8 DUAL-PORT STATIC RAM WITH INTERRUPTS
71321SA/LA 71421SA/LA
Features
◆ High-speed access – Commercial...
|
|
Datasheet
|
71421LA
|
Overview
HIGH SPEED 2K X 8 DUAL-PORT STATIC RAM WITH INTERRUPTS
71321SA/LA 71421SA/LA
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 (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) ◆ BUSY output flag on IDT71321; BUSY input on IDT71421 ◆ Fully asynchronous operation from either port ◆ Battery backup operation – 2V data retention (LA only) ◆ TTL-compatible, single 5V ±10% po...
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