74HC138D The 74HC138D from Nexperia USA Inc. is a high-speed CMOS 3-to-8 line decoder. It operates with a supply voltage range of 2V to 6V and features a wide operating temperature range.
Mfr Part #:

74HC138D

Available from 1 distributors
Mfr Name: GS
GS
The 74HC138D from Nexperia USA Inc. is a high-speed CMOS 3-to-8 line decoder. It operates with a supply voltage range of 2V to 6V and features a wide operating temperature range.
✓ Total Stock: 100 pcs
$ Price Range: $1.27

74HC138D Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
100 pcs
100 pcs On Request 1 On Request On Request 029+ On Request On Request

74HC138D Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Lead Spacing
Lead Style
Mounting Type
Operating Temperature
Output Current
Propagation Delay
SVHC Present
Supply Current

74HC138D Description

Short technical summary and product information.

The 74HC138D is a high-speed CMOS 3-to-8 line decoder manufactured by Nexperia USA Inc. This integrated circuit utilizes silicon gate C2MOS technology to achieve high-speed operation while maintaining low power dissipation, similar to LSTTL devices. When enabled, the three binary select inputs (A, B, and C) determine which of the eight outputs (Y0-Y7) will go low. The device features a wide operating voltage range from 2.0V to 6.0V and can operate in temperatures from -40°C to 125°C.

 

Designed for applications requiring address decoding or cascading, the 74HC138D includes enable inputs (G1, G2A, G2B) that facilitate connection to memory systems or other logic circuits. All inputs are protected against static discharge and transient overvoltage. The decoder is available in a 16-SOIC surface-mount package, making it suitable for various electronic designs.

 

Key electrical characteristics include a typical propagation delay of 16 ns at 5V and a low supply current of 4.0 µA maximum at 25°C. The output current capability is 5.2mA for both high and low states.

74HC138D Quick Information

Product Type: Decoder/Demultiplexer
Series: 74HC
Canonical Name: 74HC138D 3-to-8 Line Decoder
Subcategory: Signal Switches, Multiplexers, Decoders

74HC138D Compliance

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

74HC138D Estimated Pricing

Qty Low High
1+ $1.27 $1.27

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

74HC138D Features

  • High-speed CMOS 3-to-8 line decoder.
  • Wide operating voltage range: 2.0V to 6.0V.
  • Low power dissipation and supply current.
  • Wide operating temperature: -40°C to 125°C.
  • Surface mount 16-SOIC package.

74HC138D Applications

  • Address decoder for memory systems.
  • Logic function implementation.
  • Cascading for larger decoder arrays.
  • Signal routing and selection.

74HC138D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the 74HC138D?

2.0V to 6.0V.

What is the package type?

16-SOIC (0.154", 3.90mm Width).

What is the operating temperature range?

-40°C to 125°C.

What is the typical propagation delay?

16ns at VCC=5V.

What is the maximum supply current?

4.0µA at 25°C.

What is the output current capability?

5.2mA for both high and low outputs.

What is the mounting type?

Surface Mount.

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