Microchip Launches the Next Generation of its Low-Noise Chip-Scale Atomic Clock Featuring a Lower Profile Height of Less Than ½ Inch

Core Insights - Microchip Technology has introduced the second generation Low-Noise Chip-Scale Atomic Clock (LN-CSAC), model SA65-LN, designed for aerospace and defense applications, emphasizing size, weight, and power constraints [1][2][3] Product Features - The LN-CSAC model SA65-LN features a reduced profile height of less than ½ inch and operates with a power consumption of less than 295 mW, making it suitable for mission-critical applications [2][3] - It operates within a temperature range of -40°C to +80°C, ensuring frequency and phase stability in extreme conditions [2][3] - The device combines the benefits of a crystal oscillator and an atomic clock, providing low-phase noise at 10 Hz < -120 dBc/Hz and Allan Deviation stability <1E-11 at a 1-second averaging time [3] Performance Metrics - The atomic clock offers initial accuracy of ±0.5 parts per billion (ppb), low frequency drift performance of <0.9 ppb/month, and maximum temperature-induced errors of < ±0.3 ppb [3] - The LN-CSAC is designed to ensure high-quality signal integrity, which is essential for frequency mixing, and allows for longer intervals between calibrations, potentially extending mission durations [3] Market Applications - The LN-CSAC is optimal for applications such as mobile radar, dismounted radios, IED jamming systems, autonomous sensor networks, and unmanned vehicles due to its compact size and high precision [2][3] - Microchip's products for aerospace and defense are tailored to meet stringent market requirements, ensuring high reliability and precision [4] Development Support - The LN-CSAC SA65 is supported by Microchip's Clockstudio™ Software Tool, providing a graphical user interface for developers to manage clock features [5] Availability - The LN-CSAC SA65 is now available for purchase in production quantities through Microchip sales representatives and authorized distributors [6]