Part Number : 74HC138
Description : 3-to-8 line decoder/demultiplexer inverting
Package : DIP, SMD 16 Pin
Manufactures : Philips
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Description
The 74HC138 / 74HCT138 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC138 / 74HCT138 decoders accept three binary weighted address inputs (A0, A1, A2) and when enabled, provide 8 mutually exclusive active LOW outputs (Y0 to Y7).
Pinout
Features
1. Demultiplexing capability
2. Multiple input enable for easy expansion
3. Ideal for memory chip select decoding
4. Active LOW mutually exclusive outputs
5. Output capability: standard
6. ICC category: MSI
Functional Diagram
Reference site