The IC component 74HC7046ADB,118 is a CMOS phase-locked loop (PLL) with a integrated voltage-controlled oscillator (VCO). It is used in various applications where frequency synthesis, clock generation, or timekeeping is required. Here is an overview of the key features of the 74HC7046ADB,118:
1. Frequency Synthesis: The IC uses an internal VCO to generate a frequency that is a multiple of the input clock frequency. The frequency multiplication ratio can be configured using external components.
2. Phase Comparator: It incorporates a phase comparator with two inputs and a phase comparator control input. The phase comparator compares the phase and frequency of the input signal with the VCO output signal and generates a control voltage to adjust the VCO frequency.
3. Lock Detection: The IC has a lock detection feature that provides an output signal indicating whether the PLL is locked onto the input signal or not. This feature helps in ensuring the stability and accuracy of the generated frequency.
4. Low Power Dissipation: The 74HC7046ADB,118 operates on a low supply voltage and has a low power dissipation, making it suitable for battery-powered applications or energy-efficient systems.
5. Control Inputs: The IC provides various control inputs such as the frequency selection inputs, reset input, and phase comparator control input. These inputs allow users to configure the desired operating mode and adjust the PLL characteristics.
6. Wide Temperature Range: It has a wide temperature range of -40°C to 125°C, making it suitable for usage in extreme temperature environments.
7. Package: The 74HC7046ADB,118 IC is available in a small-sized SOT353 package, which is a surface-mount package suitable for PCB integration and compact designs.
Overall, the 74HC7046ADB,118 IC provides frequency synthesis capabilities with a phase-locked loop architecture, offering accurate and stable clock generation for various applications.
