84329BM-01

Differential - Input:Output:	No/Yes
Base Part Number:	ICS84329
Supplier Device Package:	24-TSSOP-EP
Package / Case:	24-TSSOP (0.173", 4.40mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C
Voltage - Supply:	3.135 V ~ 3.465 V
Divider/Multiplier:	Yes/No
Frequency - Max:	700MHz
Series:	--
Ratio - Input:Output:	1:1
Number of Circuits:	1
Output:	LVPECL
Input:	Crystal
PLL:	Yes
Type:	Frequency Synthesizer
Part Status:	Obsolete
Packaging:	Tube

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Clock Generators, PLLs, Frequency Synthesizers: 84329BM-01 Application Field and Working Principle

The 84329BM-01 Frequency Synthesizer (FSYN) is a clock generator that is designed for use in communication systems. It generates high-frequency clock signals for applications such as providing timebase stability and jitter reduction. The 84329BM-01 Frequency Synthesizer is a hybrid of a Phase-Locked Loop (PLL) and a Frequency Synthesizer, resulting in a device that is highly flexible and programmable for applications requiring precise frequency control.

Features and Components

The 84329BM-01 Frequency Synthesizer features a wide variety of components that make it suitable for many applications. While the product is based on a Phase-Locked Loop (PLL) architecture, it differs from traditional PLLs in that it integrates Digital-to-Analog Converters (DACs). The DACs allow the 84329BM-01 to accurately control the frequency at which it operates. In addition, the 84329BM-01 Frequency Synthesizer has built in phase and amplitude control, which allows it to generate highly precise and stable clock signals.The 84329BM-01 also has on-chip Digital Frequency Synthesis (DFS) and phase noise management (PNM) circuitry, which allow it to generate highly precise and stable clock signals at multiple frequencies. Additionally, the 84329BM-01 can be programmed to disable or bypass its PLLs in order to change functionality and performance levels.

Working Principle

The 84329BM-01 Frequency Synthesizer works by utilizing a synthesized phase-locked loop (PLL) with fractional-N feature. The PLL circuit uses a digital controlled oscillator (DCO) to generate a fixed frequency, which is then compared to an input reference clock. The frequency difference is fed back to the oscillator, allowing the PLL to generate a clock signal that is synchronous to the reference frequency. To tune the frequency of the PLL, the 84329BM-01 utilizes three Digital-to-Analog Converters (DACs). These DACs provide control of the UP and DOWN counters, as well as the frequency range of the PLL. By adjusting the digital inputs to the DACs, the 84329BM-01 can accurately and precisely control the operating frequency of the PLL.

Applications

The 84329BM-01 Frequency Synthesizer can be used in a variety of applications due to its high level of frequency accuracy. It can be used in laboratory experiments and designs that require precise control of clock signals. Additionally, the 84329BM-01 is well-suited for use in communication systems, timing systems, and control systems. The 84329BM-01 is also suitable for generating clock signals in mobile communication systems, such as those used in cellular networks. Additionally, the 84329BM-01 can be used to generate precise timing signals for automotive systems, including navigation and safety systems.

Conclusion

The 84329BM-01 Frequency Synthesizer is a highly precise and highly programmable clock generator. It utilizes a Phase-Locked Loop (PLL) architecture, paired with Digital-to-Analog Converters (DACs), to generate precise clock signals. Additionally, the 84329BM-01 is equipped with Digital Frequency Synthesis (DFS) and phase noise management (PNM) circuitry. The 84329BM-01 can be used in a variety of applications, including communication systems, timing systems, automotive systems, and others.

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