SIT9005ACA1G-30NG

Programmable oscillators are widely used in today\'s electronic systems by providing precision clock signals. The SIT9005ACA1G-30NG is a programmable oscillator from SiTime offering low jitter performance and low operating current. Applications include wired communications, personal computers and consumer electronics, as well as automotive, aerospace and industrial control applications.

The SIT9005ACA1G-30NG features low jitter of as low as 150fs and excellent frequency stability over temperature and supply voltages, so it can be used in demanding timing applications. The SIT9005ACA1G-30NG offers up to eight output frequencies, which can be programmed using the I2C protocol. The clock outputs can be enabled and disabled independently, and are compliant to the SPI and I2C standards.

The SIT9005ACA1G-30NG provides protection against extreme environmental conditions by way of its smart crystal protection circuitry. The internal circuitry monitors the crystal node and shuts down the oscillator if the crystal is overdriven. The SIT9005ACA1G-30NG also features built-in battery backup for up to 8 hours of continuous operation in the event of a power failure.

The working principle of the SIT9005ACA1G-30NG is based on a synchronized oscillator circuit whose frequency is determined by the external crystal. The oscillator circuit is connected to an electronic divider circuit which generates a precise series of output clock signals. The oscillator is controlled by the I2C interface which provides flexibility for frequency programming, power management and control of the output clock signals. The SIT9005ACA1G-30NG supports a wide range of frequencies from DC to 400MHz.

The SIT9005ACA1G-30NG provides excellent jitter performance and accurate frequency control, enabling stable and reliable operation in a wide range of applications. This programmable oscillator is a cost-effective and high performance solution for precise clock signal generation in many types of electronic systems.