The Philips 74F138 is a 1‑of‑8 decoder/demultiplexer with three enable inputs (E0, E1 active‑low, E2 active‑high) and eight active‑low outputs (G0‑G7). It is designed for memory chip‑select decoding and can be expanded to a 1‑of‑32 decoder using additional devices.
The document provides detailed electrical characteristics, absolute maximum ratings, recommended operating conditions, pin configuration, and packaging quantity information for both commercial and industrial temperature ranges.
| Supply voltage range | 0.5 to 7.0 V |
|---|---|
| Commercial temperature range | 0 °C to +70 °C |
| Industrial temperature range | 40 °C to +85 °C |
The device operates with a supply voltage from 0.5 V to 7.0 V.