74HC138 Datasheet – 3-to-8 Line Decoder/Demultiplexer

Part Number : 74HC138

Description : 3-to-8 line decoder/demultiplexer inverting

Package : DIP, SMD 16 Pin

Manufactures : Philips

Image

74hc138-decoder
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

74hc138-arduino-functional-diagram

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 Diagram74hc138-datasheet-pinout

 

Reference site

  1. https://learn.adafruit.com/delorean-time-circuit/circuit-trickery

74HC138 Datasheet

 



74HC00 Datasheet – Quad 2-input NAND gate – Philips

Part Number : 74HC00

Function : Quad 2-input NAND gate

Package : DIP, SSOP 14 Pin

Manufacturers : Philips, NXP Semiconductors.

Images

74hc00-nand-gate

Descripiton

The 74HC00 / 74HCT00 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 74HC00 / 74HCT00 provide the 2-input NAND function.

Pinouts :

74hc00-datasheet-pinout

 

74HC00D datasheet

 

Features and benefits

1. Input levels:
For 74HC00: CMOS level
For 74HCT00: TTL level

2. ESD protection:
HBM JESD22-A114F exceeds 2000 V
MM JESD22-A115-A exceeds 200 V

3. Multiple package options
 Specified from 40C to +85C and from 40C to +125C

 

74HC00 Datasheet PDF Download

74HC00D pdf

 

Other data sheets within the file : 74HC00BQ, 74HC00D, 74HC00DB, 74HC00N, 74HC00PW