CD74HC123M96

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CD74HC123M96

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IC MMV 2-CIR 25-NS 16-SOIC

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  • Ông. Phần #CD74HC123M96

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Thông số kỹ thuật

thuộc tính Giá trị
Series 74HC
Part Status Active
Base Product Number 74HC123
Logic Type Monostable
Independent Circuits 2
Schmitt Trigger Input No
Propagation Delay 25 ns
Current - Output High, Low 5.2mA, 5.2mA
Voltage - Supply 2 V ~ 6 V
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount
Package 16-SOIC (0.154", 3.90mm Width)
Supplier Device Package 16-SOIC
Packaging Cut Tape (CT), Tape & Reel (TR)

Tổng quan

Description

The CD74HC123M96 is a monostable multivibrator integrated circuit from Texas Instruments, part of the 74HC series, which operates with high-speed CMOS technology. It features two independent, retriggerable, and resettable one-shot pulse generators with a wide range of pulse widths.
Key characteristics include:
- Supply Voltage: Operates over a voltage range of 2V to 6V.
- Output Drive: Capable of driving 10 LSTTL loads.
- Propagation Delay: Offers fast switching speeds typical of the 74HC series.
- Pulse Width Control: Users can adjust pulse width via external resistor-capacitor (RC) combinations.
- Retriggerable Capability: Allows pulse extension by additional triggering before the timing cycle completion.
- Reset Functionality: Can be reset to terminate the output pulse prematurely.
Applications typically involve timing, pulse generation, and delay circuits in digital systems. Its versatility and reliability make it suitable for a range of electronic projects requiring precise timing control. The device comes in a variety of package options, including SOIC, designed for both through-hole and surface-mount technologies.

Equivalent

The CD74HC123M96 is a dual retriggerable monostable multivibrator. Equivalent products include:
1. SN74HC123 from Texas Instruments
2. MC74HC123 from ON Semiconductor
3. 74HC123 from Nexperia
4. HCF123 from STMicroelectronics
These alternatives have similar functionalities and electrical characteristics, but always verify datasheet specifications for compatibility in your specific application.

Features

The CD74HC123M96 is a high-speed CMOS monostable multivibrator featuring dual independent, re-triggerable, and resettable one-shot outputs. Key features include:
1. High-Speed Operation: Designed for fast response, making it suitable for various timing applications.
2. Wide Supply Voltage: Operates over a range from 2V to 6V, providing flexibility in different circuit designs.
3. Low Power Consumption: Utilizes CMOS technology to ensure efficient power usage.
4. Adjustable Pulse Width: The output pulse width is programmable via external resistors and capacitors.
5. Retriggerable Functionality: Allows for continuous timing by retriggering the pulse without waiting for the initial pulse to finish.
6. Reset Capability: Can be reset asynchronously, providing precise control over pulse timing.
7. Noise Immunity: Offers good noise immunity, enhancing its reliability in noisy environments.
8. Compact Package: Available in a small-form SOIC-16 package, suitable for space-constrained applications.
These features make the CD74HC123M96 ideal for pulse generation, time delay, and other timing-related applications in digital systems.

Pinout

The CD74HC123M96 is a dual retriggerable monostable multivibrator integrated circuit. It is typically available in a 16-pin package. Here is a brief overview of its pin functions:
1. GND (Ground): Connects to the ground of the circuit.
2. A1, A2 (Inputs): Trigger inputs for the monostable multivibrators.
3. B1, B2 (Inputs): Also trigger inputs; used for edge triggering.
4. R\_Cext1, R\_Cext2: External timing resistor and capacitor connections to set the pulse width.
5. Cext1, Cext2: External capacitance connections for timing.
6. \(\overline{\text{CLR}}1, \overline{\text{CLR}}2\) (Inputs): Clear inputs to reset the multivibrator.
7. Q1, Q2 (Outputs): Outputs of the multivibrator sections. Provide the pulse output.
8. \(\overline{Q}1, \overline{Q}2\) (Inverted Outputs): Inverted outputs of the multivibrator sections.
9. V_CC (Power): Connects to the positive supply voltage of the circuit.
The device is used in various applications for pulse generation and timing.

Manufacturer

The CD74HC123M96 is manufactured by Texas Instruments. Texas Instruments (TI) is a global technology company that designs and manufactures semiconductors and various integrated circuits. It is a leading supplier in the electronics industry, providing components for a wide range of electronic devices and systems. TI is known for its innovation in analog chips, embedded processors, and other semiconductor products, serving industries such as automotive, industrial, personal electronics, communications, and enterprise systems. Founded in 1930 and headquartered in Dallas, Texas, the company has a significant influence in the technology sector, contributing to advancements in electronic design and functionality.

Application

The CD74HC123M96 is a monostable multivibrator, commonly used in timing applications. It is suitable for pulse generation, where precise timing is critical. Key application areas include:
1. Pulse Width Modulation (PWM): Used in controlling motor speeds and light dimming.
2. Delay Timing Circuits: Provides accurate time delays in various electronic systems.
3. Frequency Counters: Utilized in frequency measurement applications.
4. Signal Conditioning: Helps in shaping and conditioning digital signals.
5. Debouncing Switches: Used in reducing noise in mechanical switches.
6. Communication Systems: Employed for synchronization and timing purposes.
These applications take advantage of its ability to generate stable, precise timing pulses.

Package

The CD74HC123M96 is a dual retriggerable monostable multivibrator IC. It comes in a SOIC-16 (Small Outline Integrated Circuit) package type. This package features 16 pins and is designed for surface-mount technology, making it suitable for compact and efficient circuit board designs.

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