Description

The SN74LS156N is a high-speed dual 1-of-4 Decoder/Demultiplexer, which falls under the product category of Signal Switches / Encoders & Decoders / Multiplexers. It is designed with two decoders with common 2-bit Address inputs and separate gated Enable inputs. Decoder "a" has an Enable gate with one active HIGH and one active LOW input, while Decoder "b" has two active LOW Enable inputs. The SN74LS156N is equipped with open collector outputs for wired-OR (DOT-AND) decoding and function generator applications.

Specifications and features

• Schottky Process for High Speed
• Multifunction Capability
• Common Address Inputs
• True or Complement Data Demultiplexing
• Input Clamp Diodes Limit High Speed Termination Effects
• ESD > 3500 Volts

Application Scenarios

The SN74LS156N is commonly used in signal switches, encoders, decoders, and multiplexers. It is suitable for various electronic applications that require high-speed decoding and demultiplexing capabilities.

Comparison

1. High-speed performance due to Schottky Process

2. Multifunction capability for versatile applications

3. Common Address Inputs for efficient control

4. True or Complement Data Demultiplexing to meet different requirements

5. Input Clamp Diodes to limit high-speed termination effects

6. ESD protection with a rating greater than 3500 Volts

Currently, no specific disadvantages have been reported for the SN74LS156N model.