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Name: 74HCT138DB,118
Brand: Nexperia USA Inc.
SKU: 74HCT138DB,118
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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Nexperia USA Inc. 74HCT138DB,118

Part No.:: 74HCT138DB,118

Manufacturer:: Nexperia USA Inc.

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

Datasheet:: 74HCT138DB,118.pdf

Description:: IC DECODER/DEMUX 1X3:8 16SSOP

In Stock:: 2160

Quantity:: Add To Cart

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74HCT138DB,118 Specifications

Packaging:
Tape & Reel (TR)
Series:
74HCT
ProductStatus:
Obsolete
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

74HCT138DB,118 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including 74HCT138DB,118 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 74HCT138DB,118 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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74HCT138DB,118 information

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74HCT138DB,118 Typical application Circuitry

74HCT138DB,118

The 74HCT138DB,118 is a high-performance integrated circuit from the renowned 74HC/HCT series, celebrated for its high-speed Si-gate CMOS technology. This specific model is adept as a 3-to-8 line decoder/demultiplexer, offering unparalleled precision and flexibility across various digital circuits.

1. Series Overview: The 74HCT138DB,118 is integral to the 74HC/HCT series, which stands out for merging the high-speed operational benefits of CMOS technology with the compatibility of TTL (Transistor-Transistor Logic) levels. This fusion results in devices that not only operate efficiently with low power consumption but also exhibit strong noise immunity. The 'T' in the HCT signifies that the input levels are compatible with TTL, making the 74HCT138DB,118 an ideal choice for interfacing with existing TTL systems or in mixed-voltage environments.

2. Functional Description: Functioning as a 3-to-8 line decoder/demultiplexer, the 74HCT138DB,118 converts three binary-weighted inputs (A0, A1, A2) into one of eight exclusive outputs (Y0 to Y7), with only one output being active (LOW) at any given time. This singular feature renders it essential for expanding control lines or for address decoding in memory selection circuits, enhancing the efficacy and scalability of digital systems.

3. Operating Voltage: The 74HCT138DB,118 operates within a supply voltage (VCC) range of 4.5V to 5.5V. This voltage range is typical for 5V digital systems, ensuring TTL compatibility while benefiting from the lower power consumption characteristics of CMOS technology.

4. Power Supply Connections: For operational integrity, connect pin 16 (VCC) to a +5V power source, adhering to the 4.5V to 5.5V operating range. Pin 8 (GND) should be connected to the system's ground to establish a consistent reference point for all voltage levels, facilitating stable operation.

5. Enable Inputs: The device incorporates three enable inputs: G1 (pin 6), G2A (pin 5), and G2B (pin 4). To activate the decoder, G1 and G2A must be grounded (LOW), and G2B connected to VCC (HIGH), enabling the device to decode input signals to their corresponding outputs efficiently.

6. Address Inputs: The address inputs A0, A1, and A2 (pins 1, 2, and 3, respectively) are binary-weighted and determine the active output from the eight available. These inputs should be interfaced with the controlling logic or switches to facilitate output selection, highlighting the device's versatility.

7. Outputs: The eight outputs (Y0 to Y7, pins 15, 14, 13, 12, 11, 10, 9, and 7) are designed so that only one is active (LOW) based on the binary value of the address inputs. This selective activation is crucial for controlling various components or logic elements within a circuit, showcasing the 74HCT138DB,118's utility in complex digital applications.

8. Decoupling Capacitor: It is advisable to place a 0.1 µF ceramic decoupling capacitor close to the VCC and GND pins. This capacitor is essential for filtering out noise from the power supply, ensuring the stable and reliable operation of the 74HCT138DB,118 by mitigating potential disturbances.

The meticulous detailing of the 74HCT138DB,118's operational and connection specifics underscores its significance in digital circuit design. Offering the advantages of both TTL compatibility and CMOS efficiency, the 74HCT138DB,118 stands as a versatile component in enhancing digital system functionalities without necessitating additional logic devices.

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6. What is the process for return or replacement of 74HCT138DB,118?

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(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 74HCT138DB,118.

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

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