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HomeProductsIntegrated Circuits (ICs)Logic - MultivibratorsCD74HC4538NSR
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CD74HC4538NSR - Texas Instruments

Manufacturer Part Number
CD74HC4538NSR
Manufacturer
Texas Instruments
Allelco Part Number
32D-CD74HC4538NSR
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC MULTIVIBRATOR 21NS 16SO
Package
16-SO
Data sheet
1.CD74HC4538NSR.pdf ...
RoHs Status
ROHS3 Compliant
Our certification
In stock: 164430
  • Unit Price: $0.727
  • Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $0.727 $0.73
10+ $0.616 $6.16
30+ $0.555 $16.65
100+ $0.485 $48.50
500+ $0.455 $227.50
1000+ $0.442 $442.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
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Our certification

Specifications

CD74HC4538NSR Tech Specifications
Texas Instruments - CD74HC4538NSR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - CD74HC4538NSR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 2 V ~ 6 V  
Supplier Device Package 16-SO  
Series 74HC  
Schmitt Trigger Input Yes  
Propagation Delay 21 ns  
Package / Case 16-SOIC (0.209', 5.30mm Width)  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Operating Temperature -55°C ~ 125°C  
Mounting Type Surface Mount  
Logic Type Monostable  
Independent Circuits 2  
Current - Output High, Low 5.2mA, 5.2mA  
Base Product Number 74HC4538  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

CD74HC4538NSR

Manufacturer

Texas Instruments

Introduction

High-speed CMOS Logic Dual Retriggerable Precision Monostable Multivibrators

Product Features and Performance

Dual retriggerable monostable multivibrators

Precise output pulse width control

Fast propagation delay of 21 ns

Supports independent circuit operation

Integrated Schmitt trigger input for noise immunity

Capable of driving 5.2mA output current both high and low

Wide supply voltage range from 2V to 6V

Product Advantages

High noise immunity with Schmitt trigger action

Reliable performance over a broad operating temperature range

Compatibility with TTL logic levels

Suitable for surface mount technology (SMT) applications

Key Technical Parameters

Logic Type: Monostable

Independent Circuits: 2

Schmitt Trigger Input: Yes

Propagation Delay: 21 ns

Current Output High, Low: 5.2mA, 5.2mA

Voltage Supply: 2V ~ 6V

Operating Temperature: -55°C ~ 125°C

Mounting Type: Surface Mount

Package / Case: 16-SOIC

Quality and Safety Features

Operational in extreme temperatures ranging from -55°C to 125°C

Manufactured by Texas Instruments, a leader in semiconductor solutions

Compatibility

Functional with a variety of digital systems due to its wide operating voltage range

Compliant with TTL logic levels

Application Areas

Timing circuits

Pulse generation

Frequency dividers

Sequential logic

Product Lifecycle

Currently active product

Not indicated as near discontinuation

Replacement and upgrade options available if needed

Several Key Reasons to Choose This Product

Manufactured by industry-leading semiconductor company Texas Instruments

Robust temperature performance suitable for harsh environments

Flexible voltage range catering to diverse logic circuit requirements

Dual circuits provide utility in compact form factor

Quick propagation delay for rapid signal processing

Schmitt trigger input enhances circuit stability by mitigating voltage noise

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments CD74HC4538NSR

Product Attribute CD74HC4538NS CD74HC4538PWR CD74HC4538QPWRQ1 CD74HC4538QPWRG4Q1
Part Number CD74HC4538NS CD74HC4538PWR CD74HC4538QPWRQ1 CD74HC4538QPWRG4Q1
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Independent Circuits - - - -
Logic Type - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Schmitt Trigger Input - - - -
Series - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Base Product Number - DAC34H84 MAX500 ADS62P42
Propagation Delay - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Current - Output High, Low - - - -
Voltage - Supply - - - -

CD74HC4538NSR Datasheet PDF

Download CD74HC4538NSR pdf datasheets and Texas Instruments documentation for CD74HC4538NSR - Texas Instruments.

PCN Packaging
Carrier Tape Revision B 30/Mar/2015.pdf Carrier Tape Revision C 09/Apr/2015.pdf
HTML Datasheet
Cylindrical Battery Holders.pdf

Customer Reviews

Evaluation: 10 Articles

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

  • Kevi***.
    Mar 17, 2026

    Fast switching and stable output. Very satisfied with this IC

  • Daou***hekebkeb
    Jun 16, 2024

    I had a great experience purchasing items from Allelcoelec, I recommend

  • Uri ***al
    Jun 19, 2024

    Good comunication,
    Transpnt regarding the process and price.

  • Yaqu***l Ali
    Jun 19, 2024

    Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

  • Lea ***
    Jun 19, 2024

    Morrey was very helpful and right on top of things!
    He replied quickly to my RFQ. He was very courteous and professional.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Texas Instruments

CD74HC4538NSR

Texas Instruments
32D-CD74HC4538NSR

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