Overview
The CD74HC4046AM96E4 is a high-speed silicon-gate CMOS phase-locked-loop (PLL) circuit produced by Texas Instruments. This device is part of the CD74HC4046A series and is pin compatible with the CD4046B of the '4000B' series. It is specified in compliance with JEDEC standard number 7. The CD74HC4046AM96E4 integrates a linear voltage-controlled oscillator (VCO) and three different phase comparators, making it versatile for various applications requiring precise frequency control and synchronization.
Key Specifications
| Parameter | Value |
|---|---|
| Operating Frequency Range | Up to 18MHz (Typ) at VCC= 5V |
| Minimum Center Frequency | 12MHz at VCC= 4.5V |
| Operating Power Supply Voltage Range | 3V to 6V (VCO Section), 2V to 6V (Digital Section) |
| Operating Temperature Range | -55°C to 125°C |
| Output Drive (IOL/IOH)(Max) | 5.2/-5.2 mA |
| Propagation Delay (tpd) @ Nom Voltage(Max) | 64 ns |
| Package Type | SOIC-16 |
| RoHS Compliance | Yes |
Key Features
- Choice of three phase comparators: EXCLUSIVE-OR, Edge-Triggered JK Flip-Flop, and Edge-Triggered RS Flip-Flop
- Excellent VCO frequency linearity achieved by linear op-amp techniques
- VCO-Inhibit control for ON/OFF keying and low standby power consumption
- Minimal frequency drift
- High noise immunity: NIL= 30%, NIH= 30% of VCC at VCC= 5V
- Significant power reduction compared to LSTTL logic ICs
- Balanced propagation delay and transition times
- CMOS input compatibility, IL ≤ 1µA at VOL, VOH
Applications
- FM Modulation and Demodulation
- Frequency Synthesis and Multiplication
- Frequency Discrimination
- Tone Decoding
- Data Synchronization and Conditioning
- Voltage-to-Frequency Conversion
- Motor-Speed Control
Q & A
- What is the CD74HC4046AM96E4 used for?
The CD74HC4046AM96E4 is used in applications requiring phase-locked-loop (PLL) functionality, such as FM modulation and demodulation, frequency synthesis, and data synchronization.
- What is the operating frequency range of the CD74HC4046AM96E4?
The operating frequency range is up to 18MHz (Typ) at VCC= 5V.
- What are the different phase comparators available in the CD74HC4046AM96E4?
The device includes EXCLUSIVE-OR, Edge-Triggered JK Flip-Flop, and Edge-Triggered RS Flip-Flop phase comparators.
- What is the operating temperature range of the CD74HC4046AM96E4?
The operating temperature range is -55°C to 125°C.
- Is the CD74HC4046AM96E4 RoHS compliant?
- What is the package type of the CD74HC4046AM96E4?
The package type is SOIC-16.
- What are some key features of the VCO in the CD74HC4046AM96E4?
The VCO features excellent frequency linearity, VCO-Inhibit control, and minimal frequency drift.
- How does the CD74HC4046AM96E4 compare to LSTTL logic ICs in terms of power consumption?
The CD74HC4046AM96E4 has significant power reduction compared to LSTTL logic ICs.
- What are some common applications of the CD74HC4046AM96E4?
- What is the propagation delay of the CD74HC4046AM96E4?
The propagation delay (tpd) at nominal voltage is 64 ns.
