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MC74HC138ADR2 The On Semiconductor MC74HC138ADR2 is a high-performance silicon-gate CMOS 1-of-8 decoder/demultiplexer. It operates over a voltage range of 2V to 6V and is available in a 16-SOIC package.
Mfr Part #:

MC74HC138ADR2

Available from 2 distributors
Mfr Name: On Semiconductor
On Semiconductor
The On Semiconductor MC74HC138ADR2 is a high-performance silicon-gate CMOS 1-of-8 decoder/demultiplexer. It operates over a voltage range of 2V to 6V and is available in a 16-SOIC package.
✓ Total Stock: 5,357 pcs
$ Price Range: $1.27

MC74HC138ADR2 Available from 2 distributors

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5,000 pcs
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357 pcs
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MC74HC138ADR2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Circuit
Current
Halogen Free
Independent Circuits
Lead Spacing
Lead Style
Mounting Type
Operating Temperature
SVHC Present
Supplier Device Package
Supplier Package
Tape & Reel
Type
Voltage
Voltage Supply Source
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MC74HC138ADR2 Description

Short technical summary and product information.

The MC74HC138ADR2 from On Semiconductor is a versatile 1-of-8 decoder/demultiplexer integrated circuit designed for high-performance applications. This device decodes a three-bit address to one of eight active-low outputs, featuring three chip select inputs for flexible control.

 

Built with high-speed silicon-gate CMOS technology, the MC74HC138ADR2 offers compatibility with standard CMOS outputs and can interface directly with CMOS, NMOS, and TTL logic. Its operating voltage range is from 2.0V to 6.0V, making it suitable for a wide array of system designs. The device exhibits low input current and high noise immunity characteristic of CMOS devices.

 

Packaged in a standard 16-SOIC (Surface Mount) configuration, the MC74HC138ADR2 is designed for easy integration into printed circuit boards. It operates across a wide temperature range of -55°C to 125°C, ensuring reliability in demanding environments. The device is also Pb-free, halogen-free, and BFR-free, adhering to modern environmental standards.

MC74HC138ADR2 Quick Information

Product Type: Decoder/Demultiplexer
Series: HC
Canonical Name: MC74HC138ADR2 1-of-8 Decoder/Demultiplexer
Subcategory: Logic

MC74HC138ADR2 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

MC74HC138ADR2 Estimated Pricing

Qty Low High
1+ $1.27 $1.27

Estimated market price range - modelled values for guidance only, not live distributor offers.

MC74HC138ADR2 Features

  • High-performance silicon-gate CMOS technology.
  • Decodes three-bit address to one-of-eight outputs.
  • Operates from 2.0V to 6.0V supply voltage.
  • Interfaces directly to CMOS, NMOS, and TTL.
  • Available in a 16-SOIC package.

MC74HC138ADR2 Applications

  • Used for address decoding functions.
  • Suitable for demultiplexing data streams.
  • Facilitates chip selection in logic systems.
  • Enables cascading of decoder functions.

MC74HC138ADR2 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the MC74HC138ADR2?

The operating voltage range is 2V to 6V.

What package is the MC74HC138ADR2 available in?

It is available in a 16-SOIC surface-mount package (0.154", 3.90mm Width).

What is the operating temperature range of the MC74HC138ADR2?

The operating temperature range is -55°C to 125°C.

What is the circuit configuration of the MC74HC138ADR2?

It is a 1 x 3:8 decoder/demultiplexer.

What is the output drive capability of the MC74HC138ADR2?

It can drive up to 10 LSTTL loads.

What is the chip complexity of the MC74HC138ADR2?

The chip complexity is 122 FETs or 30.5 equivalent gates.

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