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Name: HEF4538BT/S208118
Brand: NXP USA Inc.
SKU: HEF4538BT/S208118
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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NXP USA Inc. HEF4538BT/S208118

Part No.:: HEF4538BT/S208118

Manufacturer:: NXP USA Inc.

Package:: -

Datasheet:: HEF4538BT/S208118.pdf

Description:: IC MULTIVIBRATOR

In Stock:: 2162

Quantity:: Add To Cart

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HEF4538BT/S208118 Specifications

Packaging:
Bulk
Series:
*
ProductStatus:
Active
LogicType:
-
IndependentCircuits:
-
SchmittTriggerInput:
-
PropagationDelay:
-
Current-OutputHighLow:
-
Voltage-Supply:
-
OperatingTemperature:
-
MountingType:
-

HEF4538BT/S208118 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including HEF4538BT/S208118 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 HEF4538BT/S208118 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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HEF4538BT/S208118 information

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HEF4538BT/S208118 Typical application Circuitry

The HEF4538BT/S208118 stands as a member of the HEF series, which represents a collection of high-performance CMOS devices that are designed for operation in a wide voltage range. This particular chip, the HEF4538BT/S208118, is a dual precision monostable multivibrator. It's engineered to produce precise timing pulses, extending applications from pulse delay and pulse width modulation to timed sequence generation.

1. Voltage Regulation:

- The primary power source for the HEF4538BT/S208118 is provided through the VDD terminal. Securely connect this to the peak of your designated voltage supply, which could range up to +15V based on the context of your design.

- Counterbalancing this, ensure a strong connection between the VSS terminal and your circuit's grounding, solidifying the voltage framework.

2. Trigger Mechanism: Each monostable within the HEF4538BT/S208118 has its dedicated trigger input termed "A" (A1 for the first monostable and A2 for the second). Apply a sharp edge (rising or falling, based on configuration) to these pins to initiate the timing cycle.

3. Output Manifestation: Once triggered, the corresponding outputs, designated as "Q" (Q1 and Q2 respectively), will transition to their active states for a duration dictated by the connected external components.

4. Timing Components: The duration of the output pulse is determined by the external resistor (R_EXT) and capacitor (C_EXT) linked to the respective "R" and "C" terminals of the HEF4538BT/S208118. A larger product of R_EXT and C_EXT will result in a longer pulse duration.

5. Resetting Operations: Each monostable has a designated reset terminal, "B" (B1 and B2 respectively). Applying a logic high signal to these pins will prematurely terminate the active state of the corresponding output, reverting it to its default state.

6. Configurational Inputs: The HEF4538BT/S208118 offers flexibility in its operational mode by allowing selection of either a positive edge or negative edge triggering via the "CD" input pin.

7. Considered Recommendations:

- The HEF4538BT/S208118's integrity is maintained with the right voltage levels. Introduce a decoupling capacitor in proximity to the VDD and VSS pins to suppress voltage transients.

- Respecting its CMOS heritage, it's prudent to interface with the HEF4538BT/S208118 using proper anti-static precautions.

- Unused input terminals should not be left floating; rather, they should be decisively tied to a known logic voltage level, either VDD or VSS.

In essence, while this narrative offers a clear blueprint for engaging with the HEF4538BT/S208118, it's beneficial to consult the chip's dedicated datasheet. This document is an authoritative tome, elucidating granular insights into this integrated circuit's vast capabilities and configurations.

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6. What is the process for return or replacement of HEF4538BT/S208118?

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 HEF4538BT/S208118 we delivered, we will accept the replacement or return of the HEF4538BT/S208118 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 HEF4538BT/S208118.

(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