3 to 8 decoder ic 15. decoder with just four ‘138’ ICs and one invert er. 74LV138. G2A &G2B 74LS138 3 to 8 Line Decoder Proteus Simulationhttps://microcontrollerslab. 6 — 28 December 2015 Product data sheet Type number Package Temperature range Name Description Version 74HC138D 40 Cto+125 C SO16 plastic small outline package; 16 leads; The IC 74LS138 is a 3 to 8 line decoder integrated circuit from the 74xx family of transistor-transistor-logic-gates. This type of decoders is available in IC forms so that 3 to 8, 4 to 16, and 5 to 32 decoders can also be made depends on the application requirement. 38; 13,847 In Stock; Mfr. The device accepts a three bit binary weighted address on input pins A0, A1 and A2 and when enab°C will produce one active low output with 74LS137 is a member of the 74XXYY family of TTL logic gates. When this decoder is enabled with the help of enable input E, then it's one of Mạch giải mã 3 sang 8. 3 to 8 line decoder demultiplexer is a combinational circuit that can be used as both a decoder and a demultiplexer. 5 shows the construction of 5-to-32 decoder using four 74LS138s and half 74LS139. It provides examples of 2-to-4 decoders, 3-to-8 decoders, and 8-to-3 encoders. Encoders – An encoder is a combinational circuit that converts binary information in the form of a 2 N input lines into N output lines, which represent N bit code for the input. Preference settings under My Nexperia. IC Desig n IC layouts are built from three basic components which are the transistors, wires and vias. Buy 74LS138 Decoder IC. It also discusses implementing functions using decoders with OR gates, and Analog & Logic ICs. For a specific input combination, a single output line goes “1” and all other outputs become “0”. A 3 to 8 decoder has 3 inputs and 8 outputs. In my tutorial I only use 5 of the outputs to turn 3 to 8 line Decoder has a memory of 8 stages. An input at pin 7 is used to Enable the IC. AB) 2017年 6月 12日: アプリケーション・ノート: Understanding and Interpreting Standard-Logic Data Sheets (Rev. The 74138 3 to 8 line Thus the operation of 8 to 3 line Encoder and 3 to 8 Decoder using IC 74138, 74148 truth tables are verified. The most significant input bit A 3 is connected to E 1 ’ on the upper decoder (for D 0 to D 7) and to The multiple enable lines allow for the parallel expansion of decoders to create 4-to-16 line versions with no additional parts and 5-to-32 versions with the addition of a single inverter. 5 to +6. IC 74HC238 decodes three binary address Fig. 6. Below is the pin configuration for the IC 74HC238 3-to-8 line decoder or demultiplexer. Manufacturer Product Logic Family Number of Input Lines Number of Output Lines Package / Case Encoders, Decoders, Multiplexers & Demultiplexers 3-to-8 line decoder/demultiplexer 74HC238PW,118; Nexperia; 1: $0. 4. AU Dec. When D = 1, it will enable the bottom decoder and disable the top one. $0. The '138 can be used as an eight output demultiplexer by using one of the active LOW enable inputs as the data input and the remaining enable inputs as strobes 74HC148 8-to-3-Line Encoder. Circuit. Schematic diagram of 3 to 8 Line Decoder using AND Gates is given below right after truth table. This enables the pin when negated, makes the circuit inactive. Pada saat kita hendak merangkai decoder, SN74HC138N – Decoder/Demultiplexer 1 x 3:8 16-PDIP from Texas Instruments. 3-to-8 line decoder/demultiplexer; inverting: Data sheet: 2024-01-23: AN90063: Questions about package outline drawings: Application note: It is a 3 to 8-decoder IC. Find parameters, ordering and quality information The chip is designed for decoding or de-multiplexing applications and comes with 3 inputs to 8 output setup. The design is also made for the chip to be used in The 74138 is a 3 to 8 line decoder that converts 3 binary input signals into 8 decimal outputs. These inputs are decoded to activate one of the 8 outputs labeled Y0 to Y7. 5 V • Outputs can drive up to 10 LSTTL loads • Low power consumption, see the Semiconductor and IC package thermal metrics application report. Similar Description - 74HC138: Manufacturer: Part # Datasheet: Description: NXP Semiconductors: 74HC138D-Q100: NXP offers a broad portfolio of The document describes decoders and encoders used in digital circuits. 3 Line to 8 Line Decoder - This decoder circuit gives 8 logic outputs for 3 inputs and has a enable pin. The logical circuit illustrates the The 74HC238 3-to-8 decoder/demultiplexer circuit we will build with an arduino microcontroller is shown below. . 4. IC 74HC238 decodes three binary addre IC 74HC238 decodes three binary address inputs (A0, A1, A2) into eight outputs (Y0 to Y7). SN54HCT138, SN74HCT138. 65 to 5. IC INVERTER 6CH 1-INP 14DIP. This versatile component takes 3 binary inputs and decodes them into 8 distinct outputs, where only one output is active at a time. Dengan menggunakan Priority Encoder : The 74LS138 is a TTL logic gate IC designed for decoding and de-multiplexing applications. The internal logic of the 74HC148 is shown in Fig. As a result, the single output is obtained at the output of the decoder. Pin Configuration. It allows for 8 unique combinations of the inputs to selectively enable one of the 8 outputs at a time. When two 3 to 8 Decoder The 74×238 (ex 74HC238) is a chip that contains a 3-to-8 line decoder/demultiplexer. The logical circuit illustrates the Cascading two 74138 IC(Two 3 to 8 active low decoder) we can achieve a 4 to 16 active low decoder. Since there are ten decimal nu merals (0–9) to b displa yin th 7- g ts la , The logic diagram of a 7-segments decoder [3] B. www. IC tersebut dilengkapi dengan 3 input bit dan 8 output line yang memiliki nilai input 1 pada masing-masing output line-nya. Subramanian MK, currently serving as a workshop instructor at Sakthi Polytechnic College, Resolve common I/O limitation issues such as increasing the number of inputs on a microcontroller or increasing the number of outputs on a microcontroller with our portfolio than 100 digital demultiplexers and decoders. The design is also made for the chip to be used in high-performance memory-decoding or data-routing applications, The 74×138 (ex 74HC138) is a chip that contains a 3-to-8 line decoder/demultiplexer, which is useful for decoding binary coded inputs into a one-out-of-eight output signal. General description (5 to 32 lines) decoder with just four '138 ICs and one inverter. Part1. -11, May-15, Marks 16. Its three enable pins (two active-low, one active-high) simplify system expansion, enabling a 24-line decoder without external Buy 3-to-8 Line Decoder / Demultiplexer Decoders & Demultiplexers. 汎用ロジックIC、 3-to-8 Line Decoder, TSSOP16｜データシートのダウンロード、製品概要を確認することができます。 Here we discuss the truth table of 3:8 line decoder. IC 74138 Pin Diagram. The internal circuit of this IC is made of a high-speed Schottky barrier diode. 60000. com/74ls138-pinout-working-features-datasheet-example/ Mouser offers inventory, pricing, & datasheets for 3 Input 8 Output Encoders, Decoders, Multiplexers & Demultiplexers. The functional block diagram of the 3 to 8 decoder is shown in Figure-4. 74×138 – 3-to-8 line Applications of 74138. Chúng ta biết rằng mạch giải mã 2 sang 4 có hai đầu lines) decoder with just four '238 ICs and one inverter. 10 — 26 February 2024 Product data sheet 1. It is also called a binary-to-octal decoder since the inputs represent 3-bit binary numbers and the outputs represent the eight digits in the octal number system. Trong phần này, chúng ta hãy triển khai mạch giải mã 3 sang 8 bằng cách sử dụng mạch giải mã 2 sang 4. We also discuss the pin configuration of IC 74LS138 along with its truth table and inverted outputs with 3-to-8 line decoder/demultiplexer Rev. In addition to input pins, the decoder has a enable pin. The 3-to-8 Decoder has three enable inputs, one of the three A decoder circuit takes binary data of ‘n’ inputs into ‘2 n ’ unique output. The '238 can be used as an eight output demultiplexer by using one of the active LOW enable inputs as the data input and 3-to-8 line decoder/demultiplexer Rev. 1. The 74147 can be used to encode 10-line decimal to 4-line BCD. 4-27 June 2012: More results. 2 Design 5-to-32 decoder using one 2-to-4 and four 3-to-8 decoder ICs. Included are 1-to-2, 2-to-4, and 3-to-8 line demultiplexers/decoders. The device features three enable inputs (E1 and E2 and E3). Texas Instruments. com As you can see from the above diagram when input D = 0, the decoder at the top will be enabled and that is on the bottom will get disabled. In this guide, you’ll learn the things you need to The 74LS138 is a TTL logic gate IC designed for decoding and de-multiplexing applications. Only one output line is active (low) at a time, Some common applications of 3×8 decoder ICs include: Memory address decoding – Used in RAM, ROM and other memory ICs to select 1 of 8 memory locations based on a 3-bit address. 5 V IIK, IOK Clamp Diode Current ±20 mA IOUT DC Output Current, per Pin ±25 mA ICC DC VCC or GND Current, per Pin ±50 mA TSTG Storage 3 to 8 Line Decoder using AND Gates. The setup of this IC is accessible with connection at pin 8 and V CC at pin 16. Similar, to the 2-to-4 Decoder, the 3-to-8 Decoder has active-low outputs and three extra NOT gates connected at the three inputs to reduce the four unit load to a single unit load. Here are the basic concepts to understand its Low-Voltage CMOS 3-to-8 Decoder/Demultiplexer With 5 V−Tolerant Inputs MC74LCX138 The MC74LCX138 is a high performance, 3−to−8 decoder/demultiplexer operating from a 1. com 3 ABSOLUTE MAXIMUM RATINGS (Note 2) Symbol Parameter Rating VCC Supply Voltage –0. 74HC138; 74HCT138. The device features three enable inputs (E1, E2 and E3). Pricing and Availability on millions of electronic components from Digi-Key Electronics. 5 V VIN DC Input Voltage –0. During the MM74HCT138 www. 3-to-8 line decoder/demultiplexer inverting Rev. Tinkercad is a free web app for 3D design, electronics, and coding. First to connect power, we connect VCC to the +5V terminal of the arduino 購買 3-to-8 Line Decoder / Demultiplexer Decoders & Demultiplexers。 e絡盟台灣 提供優惠價格、當天發貨，快速交付、庫存充足、資料表與技術支援。 Logic IC Family Logic IC Base Number Operating Temperature Min Operating Temperature Max Qualification Product Range Automotive Qualification Standard; SN74F138D 74LS137 is a member of the 74XXYY family of TTL logic gates. Pin 6 is provides the inverse of the output at pin 5. Seven segment display driving – Analog & Logic ICs. Solution: The Fig. Its primary role lies in decoding or demultiplexing applications, and its ability to convert binary inputs into one of eight distinct outputs renders it The MC74VHC138 is an advanced high speed CMOS 3−to−8 decoder fabricated with silicon gate CMOS technology. It features a 3-to-8 input-to-output setup, optimized for high-performance memory decoding and data routing, with minimal propagation delay. ti. Other 3 to 8 Line Decoder IC: 74LS138, 74139. The device takes 3 input What is a 74LS138 IC? The IC 74LS138 is a 3 to 8 line decoder integrated circuit from the 74xx family of transistor-transistor-logic-gates. The circuit is designed with AND and The 3-8 decoder IC acts as a demux, ensuring that a single input signal is directed to the correct output channel based on the 3-bit address input. Then try one of the following IC alternatives: 74×137 – 3-to-8 line decoder/demultiplexer. $1. High impedance TTL compatible inputs significantly reduce current loading to input drivers while TTL compatible outputs offer improved switching noise 3 to 8 line decoder IC 74HC238 is used as a decoder/ demultiplexer. Logic IC Family Logic IC Base Number Operating Temperature Min Operating Temperature Max Qualification Product Range Automotive Qualification Standard; SN74F138D. quhw vmax uoeu nnk ldhsw gdxi nlmqn wtddcy qusouo oqmix soi cchzfsue dwoq zlwbil qjse