CPPLT7-LZ7PP

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Programmable oscillators are usually divided into three types: DAC-based, PLL-based and ROM-based. Each has its own advantages and disadvantages related to reliability, frequency accuracy and complexity.

The CPPLT7-LZ7PP is a special type of programmable oscillator developed by Laird Technologies. It does not fit into any of the other categories, as it combines the benefits of both PLL and ROM. This unique oscillator is programmable over a wide frequency range and offers better frequency stability than other types. The CPPLT7-LZ7PP is also extremely robust and can maintain itself even in extreme conditions.

The primary application field for CPPLT7-LZ7PP is in data communication. This is a type of oscillator that is used for transmitting and receiving data signals. It is used in high speed data sources such as fiber optic, Ethernet and Wi-Fi networks. Also, the CPPLT7-LZ7PP can be used as a system clock source in microcontrollers, computers and embedded systems. With its wide operating temperature range, it can be used in aircraft, industrial and military applications.

The main advantage of the CPPLT7-LZ7PP is its programmability. It can be programmed over a range of frequencies, from 6 MHz to 2.5 GHz. This makes it an ideal component for applications where precise frequency control is required. Moreover, it features very precise frequency resolution, which allows the exact frequency variations to be done using digital tuning.

The working principle of the CPPLT7-LZ7PP can be explained in detail as follows. The core of the oscillator consists of a phase-locked loop circuit, which is a combination of a voltage-controlled oscillator (VCO) and a voltage-controlled divider (VCD). The VCO is a frequency-adjustable component that produces an adjustable output frequency by using a control voltage. The VCD is a component that divides the VCO output in order to achieve a desired frequency. The VCD has an adjustable free-running frequency, which is usually set by an internal or external reset circuit.

The programmable frequency of the CPPLT7-LZ7PP is determined by a pair of serial-in, parallel-out shift registers. The data in the shift registers is clocked into the VCO and VCD, where it is used to adjust the control voltage and free-running frequency, respectively. The VCO and VCD then adjust their output frequency according to the data in the shift registers, thus producing the desired oscillator frequency. The frequency resolution of the CPPLT7-LZ7PP is determined by the data clock rate, which is adjustable.

The CPPLT7-LZ7PP is an ideal solution for those applications that require a wide frequency range and precise frequency stability but cannot rely on traditional PLL or ROM oscillators. Its unique combination of programmability, wide frequency range and high frequency resolution make it a viable choice for many applications.

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