IDT70121S
IDT70121S is HIGH-SPEED 2K x 9 DUAL-PORT STATIC RAM manufactured by Integrated Device Technology.
HIGH-SPEED 2K x 9 DUAL-PORT STATIC RAM WITH BUSY & INTERRUPT
Integrated Device Technology, Inc.
IDT70121S/L IDT70125S/L
Features
:
- High-speed access
- mercial: 25/35/45/55ns (max.)
- Low-power operation
- IDT70121/70125S Active: 500mW (typ.) Standby: 5mW (typ.)
- IDT70121/70125L Active: 500mW (typ.) Standby: 1mW (typ.)
- Fully asychronous operation from either port
- MASTER IDT70121 easily expands data bus width to 18 bits or more using SLAVE IDT70125 chip
- On-chip port arbitration logic (IDT70121 only)
- BUSY output flag on Master; BUSY input on Slave
- INT flag for port-to-port munication
- Battery backup operation- 2V data retention
- TTL-patible, signal 5V (± 10%) power...
