| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
79 pcs
|
79 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
| Category | |
| Manufacturer Name | |
| Mounting Type | |
| Storage Temperature | |
| Tape & Reel |
The HEF4046BD is a versatile Phase-locked loop (PLL) integrated circuit manufactured by NXP Semiconductors. This MSI (Medium Scale Integration) device is designed for applications requiring precise frequency control and signal synchronization.
The core of the HEF4046BD consists of a linear voltage-controlled oscillator (VCO) and two different phase comparators. The VCO's frequency range is determined by external components, specifically one capacitor (C1) and one or two resistors (R1, R2). This allows for flexible tuning of the PLL's operating characteristics. The high input impedance of the VCO simplifies the design of associated low-pass filters.
The circuit also includes a common signal input amplifier and a common comparator input. A 7V zener diode is integrated for optional supply voltage regulation. The HEF4046BD is available in multiple package options, including 16-lead plastic DIL, ceramic DIP (cerdip), and plastic SO packages, catering to various assembly requirements.
This PLL IC is suitable for a wide range of applications in signal processing, frequency synthesis, and data synchronization systems where stable and controllable frequency generation is critical.
| Qty | Low | High |
|---|---|---|
| 1+ | $10.69 | $10.69 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The HEF4046BD is a phase-locked loop circuit that consists of a linear voltage controlled oscillator (VCO) and two different phase comparators.
The HEF4046BD is available in 16-lead DIL plastic, 16-lead DIL ceramic (cerdip), and 16-lead SO plastic packages.
The VCO requires one external capacitor (C1) and one or two external resistors (R1 or R1 and R2).
Yes, a 7V regulator (zener) diode is provided for supply voltage regulation if necessary.
