This document introduces the CY62128 128K x 8 static RAM's features, including operating voltage, power consumption, and automatic power-down function.
The CY62128 static RAM provides 128 K × 8 (131,072 words × 8 bits) memory organized for easy expansion with chip‑enable and output‑enable pins. It operates from 4.5 V to 5.5 V and features automatic power‑down to reduce standby consumption.
The device is offered in 400‑mil SOJ, 450‑mil SOIC, and 32‑pin TSOP packages. Detailed electrical characteristics include a maximum access time of 55 ns–70 ns, standby current as low as 110 µW, and a wide temperature range for storage and operation.
| Supply Voltage | 4.5 V – 5.5 V |
|---|---|
| Standby Power (LL version) | ≤ 110 µW (20 µA) |
| Maximum Access Time | 55 ns – 70 ns |
| Storage Temperature Range | –65 °C to +150 °C |
| Ambient Temperature (with power applied) | –55 °C to +125 °C |
| Package Options | 400‑mil SOJ, 450‑mil SOIC, 32‑pin TSOP |
It operates from 4.5 V to 5.5 V.
The standby power is up to 110 µW (20 µA).
It is offered in 400‑mil SOJ, 450‑mil SOIC, and 32‑pin TSOP packages.
The maximum access time is 70 ns (typical 55 ns).