Datasheet Summary
Integrated Device Technology, Inc.
HIGH-SPEED 2K x 8 DUAL-PORT STATIC RAM WITH INTERRUPTS
IDT71321SA/LA IDT71421SA/LA
Features
:
- High-speed access
- mercial: 20/25/35/45/55ns (max.)
- Low-power operation
- IDT71321/IDT71421SA
- Active: 550mW (typ.)
- Standby: 5mW (typ.)
- IDT71321/421LA
- Active: 550mW (typ.)
- Standby: 1mW (typ.)
- Two INT flags for port-to-port munications
- MASTER IDT71321 easily expands data bus width to 16- or-more-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-patible,...