74HC4046 Phase Locked Loop IC (74HC4046 IC)

The 74HC4046 is a high speed CMOS phase locked loop IC that integrates a voltage controlled oscillator and phase comparators. It is designed for frequency synthesis, signal synchronization, and clock recovery applications.

This IC is used in communication systems, frequency modulation, and signal processing circuits where stable phase and frequency control are required. It operates with TTL compatible logic levels for reliable performance.

Key Features

• Integrated phase locked loop system
• Built in voltage controlled oscillator
• Multiple phase comparator options
• Wide frequency range operation
• Suitable for frequency and timing control
• High speed CMOS logic operation

Specifications

• IC Type = Phase Locked Loop
• Logic Family = 74HC
• Supply Voltage = 2V to 6V
• Package Type = DIP
• Number of Pins = 16
• Operating Temperature = -40C to +85C

Interfaces

• VCC = Power supply
• GND = Ground
• VCO IN = Control voltage input
• VCO OUT = Oscillator output
• COMP IN = Comparator input
• PC1 PC2 = Phase comparator outputs
• SIG IN = Signal input
• DEM OUT = Demodulator output