27C128 is a CMOS 128K bit (electrically) Programmable Read Only Mem- ory from Microchip Technology Inc., featuring high speed performance and low power consumption.
The 27C128 is a 128‑Kbit (16K × 8) CMOS EPROM offering high‑speed performance with a 120 ns access time and low power consumption. It supports factory programming, auto‑insertion‑compatible packages, and separate chip‑enable and output‑enable controls.
The device is available in 28‑pin DIP, 32‑pin PLCC and 28‑pin SOIC packages, with tape‑and‑reel options. Electrical characteristics include a 5 V supply, 13 V programming voltage, 20 mA active current and 100 µA standby current, and it operates over commercial, industrial and automotive temperature ranges.
| Memory size | 128 Kbit (16K × 8) |
|---|---|
| Access time | 120 ns |
| Active current | 20 mA |
| Supply voltage (VCC) | 5 V |
| Programming voltage (VPP) | 13 V |
| Commercial temperature range | 0 °C to +70 °C |
| Industrial temperature range | -40 °C to +85 °C |
| Automotive temperature range | -40 °C to +125 °C |
| Package options | 28‑pin DIP, 32‑pin PLCC, 28‑pin SOIC, tape & reel |
The access time is 120 ns.
It supports Commercial (0 °C to +70 °C), Industrial (‑40 °C to +85 °C) and Automotive (‑40 °C to +125 °C) ranges.
The device is offered in 28‑pin DIP, 32‑pin PLCC, 28‑pin SOIC, and tape‑and‑reel formats.