Nexperia USA Inc.
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74HCT4046ADB,118
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74HCT4046ADB,118

Overview

Category

The 74HCT4046ADB,118 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in electronic circuits for frequency and phase detection, as well as for generating and controlling signals.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Small package size
  • Easy integration into various circuit designs

Package

The 74HCT4046ADB,118 is available in a small outline package (SOIC) with 16 pins.

Essence

The essence of this product lies in its ability to accurately detect and control frequencies and phases in electronic circuits.

Packaging/Quantity

The 74HCT4046ADB,118 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications and Parameters

  • Supply Voltage: 2.0V to 6.0V
  • Operating Temperature Range: -40°C to +125°C
  • Input Frequency Range: DC to 10MHz
  • Output Frequency Range: DC to 10MHz
  • Phase Detector Sensitivity: 1mV/°
  • Lock Range: ±5% of VCO Center Frequency

Pin Configuration

The pin configuration of the 74HCT4046ADB,118 is as follows:

┌───┬───┐ │ 1 │ 16│ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ └───┴───┘

Functional Characteristics

The 74HCT4046ADB,118 offers the following functional characteristics:

  • Phase Comparator I and II
  • Voltage Controlled Oscillator (VCO)
  • Charge Pump
  • Loop Filter
  • Lock Detect

Advantages and Disadvantages

Advantages

  • High-speed operation allows for precise frequency and phase detection.
  • Low power consumption makes it suitable for battery-powered devices.
  • Wide operating voltage range provides flexibility in various applications.
  • Small package size enables space-saving designs.
  • Easy integration into circuit designs simplifies overall system development.

Disadvantages

  • Limited input and output frequency range (up to 10MHz).
  • Sensitivity of the phase detector may require additional amplification in certain applications.

Applicable Range of Products

The 74HCT4046ADB,118 is widely used in the following areas:

  • Communication systems
  • Frequency synthesizers
  • Phase-locked loops (PLLs)
  • Signal generators
  • Audio equipment
  • Test and measurement instruments

Working Principles

The working principle of the 74HCT4046ADB,118 involves the comparison of input signals using phase comparators, generating a control voltage for the VCO, and adjusting the output frequency accordingly. The lock detect feature ensures stable operation within the desired frequency range.

Detailed Application Field Plans

The 74HCT4046ADB,118 can be applied in various fields, including:

  1. Communication Systems: Used for frequency and phase synchronization in wireless communication systems.
  2. Frequency Synthesizers: Enables precise frequency generation for radio transmitters and receivers.
  3. Audio Equipment: Provides accurate frequency control for audio signal processing.
  4. Test and Measurement Instruments: Used in frequency and phase measurement applications.
  5. Signal Generators: Enables the generation of stable and controlled signals for various purposes.

Detailed Alternative Models

Some alternative models to the 74HCT4046ADB,118 include:

  • CD4046B
  • MC14046B
  • HEF4046B
  • 74HC4046
  • 74LS4046

5 Common Technical Questions and Answers

  1. Q: What is the maximum operating voltage for the 74HCT4046ADB,118? A: The maximum operating voltage is 6.0V.

  2. Q: Can this IC be used in high-temperature environments? A: Yes, it can operate within a temperature range of -40°C to +125°C.

  3. Q: What is the input frequency range of the 74HCT4046ADB,118? A: The input frequency range is DC to 10MHz.

  4. Q: Does this IC require an external loop filter? A: Yes, an external loop filter is necessary for proper operation.

  5. Q: What