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Name: CD14538BE
Brand: Texas Instruments
SKU: CD14538BE
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments CD14538BE

Part No.:: CD14538BE

Manufacturer:: Texas Instruments

Package:: 16-DIP (0.300, 7.62mm)

Datasheet:: CD14538BE.pdf

Description:: IC MULTIVIBRATOR 100NS 16DIP

In Stock:: 3893

Quantity:: Add To Cart

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CD14538BE this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including CD14538BE price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for CD14538BE to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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CD14538BE Typical application Circuitry

The CD14538BE is part of Texas Instruments' 4000 series of CMOS logic integrated circuits, known for their reliability and versatility. Specifically, the CD14538BE is a dual precision retriggerable/resettable monostable multivibrator, often referred to as a "one-shot" pulse generator. It's designed for various applications that require precise timing pulses, such as timing delays, pulse generation, and sequential logic. With its capability to produce stable and accurate time delays or oscillation, the CD14538BE is widely used in control systems, digital logic circuits, and waveform generation.

1. Power Supply (VDD Pin): The VDD pin of the CD14538BE should be connected to a positive power supply. The voltage supplied should be within the range specified for CMOS logic ICs to ensure proper operation.

2. Ground (VSS Pin): VSS must be connected to system ground. This provides a reference point and completes the power circuit necessary for the IC's operation.

3. Trigger Inputs (A, B Pins for each monostable): The CD14538BE has two trigger inputs for each monostable multivibrator, typically labeled as A and B. A negative pulse on the A pin or a positive pulse on the B pin will trigger the device, starting the timing cycle.

4. Clear Inputs (CLR Pin for each monostable): The CLR pins are used to reset the timing cycle. When these pins are taken low, they immediately end the timing cycle and set the Q output low.

5. Outputs (Q, Qbar Pins for each monostable): The Q and Qbar pins are the outputs of the monostable multivibrators. When the device is triggered, Q goes high, and Qbar goes low for the duration of the timing cycle, determined by external timing components.

6. Timing Components (Rx, Cx Pins for each monostable): The Rx and Cx pins are used to connect external resistors and capacitors, respectively, which determine the timing interval for the pulse generated by each monostable multivibrator. These external components' values precisely govern the time period.

7. Decoupling Capacitors: It's advisable to use decoupling capacitors near the VDD pin to filter out noise and stabilize the power supply, ensuring the reliable operation of the CD14538BE.

8. PCB Layout Considerations: When designing the PCB, ensure short and direct routes for the connections, especially for the timing components, to minimize interference and signal degradation. A well-organized layout helps in maintaining the integrity and stability of the pulses generated.

In summary, the CD14538BE from the 4000 series is a versatile and reliable component for generating precise timing pulses and delays. Implementing this device involves careful planning of power supply connections, trigger and clear inputs, output monitoring, and timing adjustments using external resistors and capacitors. Additionally, integrating decoupling capacitors and a thoughtfully designed PCB are crucial for optimizing the performance of the CD14538BE in timing and pulse generation applications.

CD14538BE information

CD14538BE Specifications

Packaging:
Tube
Series:
4000B
ProductStatus:
Active
LogicType:
Monostable
IndependentCircuits:
2
SchmittTriggerInput:
Yes
PropagationDelay:
100 ns
Current-OutputHighLow:
6.8mA, 6.8mA
Voltage-Supply:
3 V ~ 18 V
OperatingTemperature:
-55°C ~ 125°C
MountingType:
Through Hole

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6. What is the process for return or replacement of CD14538BE?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the CD14538BE we delivered, we will accept the replacement or return of the CD14538BE only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of CD14538BE.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations