Datasheet Details
| Part number | IDT70121S |
|---|---|
| Manufacturer | Integrated Device Technology |
| File Size | 165.39 KB |
| Description | HIGH-SPEED 2K x 9 DUAL-PORT STATIC RAM |
| Datasheet |
 IDT70121S Datasheet
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General Description
The IDT70121/IDT70125 are high-speed 2K x 9 Dual-Port Static RAMs.
The IDT70121 is designed to be used as a stand-alone 9-bit Dual-Port RAM or as a “MASTER” Dual-Port RAM together with the IDT70125 “SLAVE” Dual-Port in 18bit-or-more word width systems.
Key Features
- High-speed access.
- Commercial: 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.