CD4046 SOIC-16 Phase Locked Loop IC (CD4046)

The CD4046 is a CMOS Phase Locked Loop (PLL) IC designed for frequency synchronization, signal demodulation, frequency multiplication, and clock recovery applications. It integrates a voltage controlled oscillator (VCO) and phase comparators in a compact SOIC-16 package, making it suitable for communication systems, signal processing, and timing control circuits.

Key Features -

• Integrated Phase Locked Loop IC
• Built-in voltage controlled oscillator (VCO)
• Dual phase comparator configuration
• CMOS low power consumption design
• SOIC-16 surface mount package

Specifications -

• IC type / Product type - Phase Locked Loop IC
• Logic family / Component type - CMOS 4000 Series PLL IC
• Package type - SOIC-16 SMD IC
• Supply voltage - Approx 3V to 15V DC
• Input voltage - CMOS compatible signal input levels
• Output voltage - CMOS logic output levels
• Current rating - Low power CMOS operation
• Frequency / propagation delay - VCO operating frequency up to approx 1MHz depending on external components and supply voltage
• Operating temperature - Approx -55°C to +125°C
• Additional important specifications - Integrated VCO, two phase comparators, frequency demodulation capability, external frequency adjustment support

Applications -

• Frequency synthesis circuits
• FM demodulation systems
• Signal synchronization circuits
• Clock recovery systems
• Communication and embedded electronics projects

Pinout Configuration -

• Pin 1 - Phase comparator output
• Pin 2 - Phase comparator input
• Pin 3 - Signal input
• Additional pins - VCO output pin, timing capacitor connections, phase comparator pins, VDD supply pin, VSS ground pin