554AD000189DGR

Function:	Enable/Disable
Current - Supply (Disable) (Max):	75mA
Package / Case:	8-SMD, No Lead
Height:	0.071" (1.80mm)
Size / Dimension:	0.276" L x 0.197" W (7.00mm x 5.00mm)
Current - Supply (Max):	130mA
Operating Temperature:	-40°C ~ 85°C
Frequency Stability:	±50ppm
Voltage - Supply:	3.3V
Output:	LVPECL
Series:	Si554
Frequency - Output 4:	--
Frequency - Output 3:	--
Frequency - Output 2:	--
Frequency - Output 1:	10MHz
Type:	VCXO
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tape & Reel (TR)

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1. Introduction

The Pin Configurable/Selectable Oscillator, or CC554AD000189DGR, is a high-performance oscillator designed for applications requiring a wide range of frequencies and voltages. It is an ideal solution for applications requiring low jitter and phase noise, especially in aerospace and defence applications. This oscillator can be configured and has the ability to accommodate different frequencies and voltages series with a single chip, allowing for a more efficient and cost-effective design.

1. Application Field

The CC554AD000189DGR can be applied in various places, such as telecoms, military, and aerospace telemetry systems, digital broadcasting equipment, microwave systems, satellite ground stations, digital transmission systems, and other high-end precision requirements. Specifically, pin configurable/selectable oscillators are applicable in base station clock synchronization systems and frequency conversion circuits, providing low frequency jitter to the overall system.

1. Working Principle

The CC554AD000189DGR features a controllable frequency, voltage, and linear voltage tuning (LVT). The oscillator works by dividing an input frequency and also provides an output frequency at the frequency selected by the user. The LVT feature allows for fine adjustment of the output frequency.In terms of voltage control, the CC554AD000189DGR has a wide variety of output voltages available for selection, depending on the user\'s needs. This is beneficial for applications that require multiple voltage levels, such as switching power supplies and voltage regulators.The oscillator also uses a combination of capacitors and inductors to regulate the frequency. The inductors act as resonator coils and provide good stability at low frequencies and quieting up of noise on high frequencies. The capacitors act as AC-coupling elements and ensure low distortion with both large and small signals.

1. Conclusion

In summary, the Pin Configurable/Selectable Oscillator, or CC554AD000189DGR, is a high-performance oscillator designed for applications requiring a wide range of frequencies and voltages. It has low jitter and phase noise, making it ideal for precision applications. The oscillator can be configured and has the ability to accommodate different frequencies and voltages series with a single chip, allowing for a more efficient and cost-effective design. This oscillator can be applied in various places, including telecoms, military, and aerospace telemetry systems and digital broadcasting equipment. The working principle of the oscillator includes division of an input frequency, output frequency selection by the user, and LVT feature for fine adjustment of the output frequency. The oscillator also uses a combination of capacitors and inductors to regulate the frequency.

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