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Name: 74HCT138DB118
Brand: NXP USA Inc.
SKU: 74HCT138DB118
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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NXP USA Inc. 74HCT138DB118

Part No.:: 74HCT138DB118

Manufacturer:: NXP USA Inc.

Package:: 16-SSOP (0.209, 5.30mm Width)

Datasheet:: 74HCT138DB118.pdf

Description:: NOW NEXPERIA 74HCT138DB - DECODE

In Stock:: 2540

Quantity:: Add To Cart

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74HCT138DB118 Specifications

Packaging:
Bulk
Series:
74HCT
ProductStatus:
Active
Type:
Decoder/Demultiplexer
Circuit:
1 x 3:8
IndependentCircuits:
1
Current-OutputHighLow:
4mA, 4mA
VoltageSupplySource:
Single Supply
Voltage-Supply:
4.5V ~ 5.5V
OperatingTemperature:
-40°C ~ 125°C
MountingType:
Surface Mount

74HCT138DB118 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including 74HCT138DB118 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 74HCT138DB118 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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74HCT138DB118 information

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74HCT138DB118 Typical application Circuitry

74HCT138DB118

The 74HCT138DB118 is a high-performance integrated circuit within the 74HC/HCT series, renowned for leveraging high-speed Si-gate CMOS technology. This device, a 3-to-8 line decoder/demultiplexer, is engineered for exceptional control and adaptability in diverse digital circuits. As part of the 74HC/HCT series, the 74HCT138DB118 merges the advantages of CMOS technology-such as low power consumption and high noise immunity-with TTL (Transistor-Transistor Logic) level compatibility. This feature ensures that the device can interface with both contemporary CMOS and traditional TTL systems, facilitating versatile applications across various digital environments.

1. Series Heritage: Belonging to the 74HC/HCT series, the 74HCT138DB118 benefits from a design philosophy that combines CMOS technology's efficiency with TTL's logic level compatibility. This strategic integration allows for devices that are not only energy-efficient but also capable of operating in mixed voltage and technology environments, making the 74HCT138DB118 a highly adaptable component for modern digital circuits.

2. Operational Characteristics: As a decoder/demultiplexer, the 74HCT138DB118 is tasked with converting three binary-weighted input signals (A0, A1, A2) into one of eight exclusive outputs (Y0 to Y7). This functionality is critical in applications requiring the expansion of control lines or the decoding of address signals for memory selection, thereby enhancing the efficiency and scalability of digital systems.

3. Operating Voltage and Power Supply Connections: The device operates within a VCC range of 4.5V to 5.5V, aligning with standard 5V digital systems. Pin 8 (GND) should be connected to the system's ground and pin 16 (VCC) to a +5V power supply for best performance. This setup ensures stable operation by providing a consistent reference for all voltage levels within the circuit.

4. Enable Inputs for Operational Control: The 74HCT138DB118 includes three enable inputs (G1 on pin 6, G2A on pin 5, and G2B on pin 4) that must be correctly configured for the device to operate. Specifically, G1 and G2A must be LOW (grounded), and G2B must be HIGH (connected to VCC), facilitating the decoding process from inputs to outputs.

5. Address Inputs and Output Selection: The essence of the 74HCT138DB118's functionality lies in its address inputs (A0, A1, A2), which select the active output from the eight available options (Y0 to Y7). This selection process underscores the device's role in efficiently managing signal routing within a digital system.

6. Output Configuration: The outputs are designed so that only one (among Y0 to Y7) is active at any given time, corresponding to the binary value of the address inputs. This selective activation capability is vital for directing signals appropriately, further enhancing the 74HCT138DB118's utility in digital applications.

7. Decoupling Capacitors for Stability: To achieve stable operation, it is recommended to place a 0.1 µF ceramic decoupling capacitor near the VCC and GND pins. This capacitor helps filter out noise from the power supply, protecting the device from disturbances and ensuring reliable performance.

In essence, the 74HCT138DB118 represents the 74HC/HCT series' innovation in combining the operational benefits of CMOS technology with the compatibility of TTL levels. This device not only offers a reliable solution for decoding and demultiplexing applications but also showcases a commitment to versatility and efficiency in digital circuit design. Through its detailed connection guide and precise operational parameters, the 74HCT138DB118 affirms its value in enhancing the functionality and scalability of digital systems, embodying the enduring legacy and technological advancement of the 74HC/HCT series.

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6. What is the process for return or replacement of 74HCT138DB118?

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 74HCT138DB118 we delivered, we will accept the replacement or return of the 74HCT138DB118 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 74HCT138DB118.

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations