ZL30142GGG

Ratio - Input:Output:	3:4
Base Part Number:	ZL30142
Supplier Device Package:	64-CABGA (9x9)
Package / Case:	64-BGA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	--
Frequency - Max:	622.08MHz
Differential - Input:Output:	No/Yes
Series:	--
Number of Circuits:	1
Output:	Clock
Input:	Clock
Main Purpose:	Ethernet, SONET/SDH, Stratum
PLL:	Yes
Part Status:	Obsolete
Packaging:	Tray

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ZL30142GGG, also known as a Clock/Timing - Application Specific, is a versatile digitally programmable clock generator designed to provide low-jitter, frequency and phase counting and programming capability. It is designed to generate low-jitter, non-overlapping clock signals of different frequencies and different widths. It has the following features:• Outputs up to 12 different clock signals• Programmable clock frequency range of 32 kHz - 8 MHz• Choice of external or on-chip clock inputs• Adjustable drive strength and output skewing• Low-jitter, non-overlapping clock signals• Programmable power-off synchronizationThe ZL30142GGG is a digital clock generator that is suitable for use in a wide range of applications. It has been designed to be robust, with an advanced digital processing architecture and on-chip internal clock sequencing to ensure the best possible timing performance.The basic architecture of the ZL30142GGG is an ASIC (application-specific integrated circuit) with an integrated clock sequencer. The clock generator consists of an external crystal oscillator, a series of programmable counters, and an integrated microcontroller. The crystal oscillator is connected to an external reference input on the outside of the chip. The counters are typically connected to one or more internal clock inputs, and can be programmed to generate different frequencies and duty cycles.The onboard microcontroller is responsible for programming the counters, providing control signals, and generating the output clock signals. The ZL30142GGG also contains a power-off synchronization logic which ensures that the clock signals are kept in a stable state when the device is powered off. This helps to prevent data loss and maintains the timing accuracy of the output clock signals.The programmable counters allow the user to set the frequency and phase adjustment of each output clock signal. This allows the user to generate any combination of clock signals required, with different frequencies and phase adjustments. The programmable skew and drive strength also allow the clock signals to be adjusted on the fly, allowing the system to be quickly optimized for different operating environments.The ZL30142GGG also contains an Integrated Time Base (ITB) module, which can be used to generate a reference clock signal with a frequency of up to 8MHz. The ITB can be used to synchronize the outputs with an external reference such as a crystal oscillator, allowing multiple clocks to be synchronized with each other.Overall, the ZL30142GGG is a very versatile clock generator, capable of producing a wide range of high quality clock signals. It is suitable for use in a wide range of applications ranging from consumer electronics to communication systems and data acquisition. It has an integrated timing base module and programmable skew and drive strength, which helps to improve the accuracy and stability of the generated clock signals.

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