The document describes the features and characteristics of Harris Semiconductor SCHS146F, including data output selection, I/O port or memory selector, enable inputs, etc. The product has low power consumption, high speed, and high noise immunity.
This document is a datasheet for the CD74HC137, CD74HCT137, CD54HC237, CD74HC237, and CD74HCT237 integrated circuits. These are high-speed silicon gate CMOS decoders/demultiplexers with address latches, designed for memory address decoding or data routing applications.
| Supply Voltage Range (HC Types) | 2V to 6V |
|---|---|
| Supply Voltage Range (HCT Types) | 4.5V to 5.5V |
| Operating Temperature Range | -55°C to 125°C |
| Typical Propagation Delay (CD74HC237) | 13ns |
| Fanout (Standard Outputs) | 0.5 LSTTL Loads |
The active High Latch Enable (LE) signal can latch three binary select inputs to isolate outputs from select-input changes.
The maximum junction temperature for these devices is 150°C.