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Name: SN74HC132DTE4
Brand: Texas Instruments
SKU: SN74HC132DTE4
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 SN74HC132DTE4

Part No.:: SN74HC132DTE4

Manufacturer:: Texas Instruments

Package:: 14-SOIC

Datasheet:: SN74HC132DTE4.pdf

Description:: IC GATE NAND 4CH 2-INP 14SOIC

In Stock:: 3537

Quantity:: Add To Cart

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SN74HC132DTE4 Specifications

Packaging:
Tape & Reel (TR)
Series:
74HC
ProductStatus:
Discontinued at Mosen
LogicType:
NAND Gate
NumberofCircuits:
4
NumberofInputs:
2
Features:
Schmitt Trigger
Voltage-Supply:
2V ~ 6V
Current-Quiescent(Max):
2 µA
Current-OutputHighLow:
5.2mA, 5.2mA
LogicLevel-Low:
0.3V ~ 1.2V
LogicLevel-High:
1.5V ~ 4.2V
MaxPropagationDelay@VMaxCL:
21ns @ 6V, 50pF
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

SN74HC132DTE4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including SN74HC132DTE4 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 SN74HC132DTE4 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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SN74HC132DTE4 information

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SN74HC132DTE4 Typical application Circuitry

SN74HC132DTE4

Schmitt-trigger inputs are present in the quad 2-input NAND gate SN74HC132DTE4, which is comparable to other SN74HC132 family versions. Hysteresis is a feature that it incorporates into its input signals to give noise immunity, which makes it a great option for signal conditioning, debouncing mechanical switches, and generating stable oscillators in noisy situations.

Main Features

Four separate 2-input NAND gates with Schmitt-trigger action on each input make up the SN74HC132DTE4. This arrangement is very helpful for converting erratic or noisy input signals into distinct, stable output signals, which is essential in digital circuits where exact timing and signal clarity are critical.

Application Scenarios

The SN74HC132DTE4 is typically used in signal processing applications where input signals are susceptible to noise or require conditioning. Common use cases include debouncing switch inputs, cleaning up noisy digital signals, and generating stable clock pulses or square waves.

Characteristic Parameters

- Supply Voltage (Vcc): Typically operates between 2V and 6V.

- Input High Voltage (VIH): Generally above 2V for a logical '1'.

- Input Low Voltage (VIL): Usually below 0.8V for a logical '0'.

- Output Current (IO): Capable of sourcing or sinking up to 6 mA.

- Hysteresis Voltage (Vh): Provides a threshold range for noise immunity and stable switching.

Circuit Integration: Debouncing Mechanical Switch Inputs

In this scenario, the SN74HC132DTE4 is used to debounce the signal from a mechanical switch, ensuring the microcontroller receives a clean, bounce-free signal.

1. Power Supply Connection

- Vcc (Pin 14): Connect this pin to a regulated +5V power supply.

- Ground (Pin 7): Ground this pin for a stable reference point.

2. Switch Input Configuration

- Input A (Pins 1, 5, 9, 12): Connect these pins to one terminal of the mechanical switches. If fewer than four switches are used, ensure unused inputs are tied to a known state (Vcc or Ground).

- Input B (Pins 2, 6, 10, 13): Connect these pins directly to Vcc to configure the gates as inverters with Schmitt-trigger action.

3. Output Connection

- Output Y (Pins 3, 4, 8, 11): Connect these pins to the input pins of the microcontroller or to the next stage in your digital circuit.

Design Considerations

When incorporating the SN74HC132DTE4 into your circuit, several critical factors need attention:

1. Power Supply Stability: A clean and stable power supply is vital to ensure the gates function as expected without any interference.

2. Handling Noisy Signals: The Schmitt-trigger action provides inherent noise immunity, but extremely noisy signals might require additional filtering.

3. Output Load Handling: Ensure that the load connected to the outputs does not exceed the current sourcing/sinking capabilities of the chip.

4. Unused Inputs Management: Define the state of unused inputs to prevent them from floating, which can cause unpredictable gate behavior.

In summary, the SN74HC132DTE4 is an invaluable component in digital systems where signal integrity and stability are crucial. Its role in debouncing mechanical switch inputs highlights its ability to provide clean, stable transitions from noisy or uncertain inputs. Focusing on power supply quality, signal handling, and meticulous input/output management is crucial for leveraging the full potential of the SN74HC132DTE4, making it a robust and dependable choice in digital electronics. Whether for debouncing, signal conditioning, or wave shaping, the SN74HC132DTE4 proves to be an essential tool in achieving clean and stable digital logic operations.

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