ISSI IS61LV256 is a high-performance static RAM manufactured by ISSI, with high speed, low power consumption, automatic power-down and other features
The IS61LV256 is a 32‑K × 8 low‑voltage CMOS static RAM offering high‑speed access times as low as 12 ns and ultra‑low standby power. It operates from a single 3.3 V supply and supports both TTL‑compatible and CMOS‑compatible interface levels.
The document provides detailed electrical characteristics, timing diagrams for read and write cycles, absolute maximum ratings, package options, and ordering part numbers for commercial and industrial temperature ranges.
| Access time | 12 ns (typical) |
|---|---|
| Standby power consumption | 50 µW (typical) |
| Supply voltage | 3.3 V single supply |
| Commercial temperature range | 0 °C to +70 °C |
| Industrial temperature range | -40 °C to +85 °C |
| Maximum power dissipation | 0.5 W |
When the chip is deselected, standby power is reduced to about 50 µW typical.
It operates from a single 3.3 V power supply.