SiT1572中文资料Ultra-Small Low-Jitter, 32.768 kHz ±50 ppm Oscillator数据手册SiTime规格书

描述 Description

SiTime's TempFlat MEMS™ technology enables the first 32 kHz ±50 ppm oscillator in an ultra-small 1.2mm2 chip-scale package. Typical supply current is only 4.5 μA and guarantees ±50 ppm all-inclusive frequency stability.

特性 Features

±50 ppm all-inclusive frequency stability
Improved local timekeeping and improved system power with less dependency on network timekeeping updates
Improved system error budget

Smallest footprint in chip-scale package (CSP): 1.5 x 0.8 mm
Saves board space

Ultra-low power: 4.5 µA (typ.)
Maximizes battery life

Low jitter: 4 nsRMS integrated phase jitter (IPJ)
Suitable for audio applications

Internal VDD supply filtering
Eliminates external VDD bypass capacitor to maintain ultra-small footprint

Drives multiple loads
Eliminates multiple discrete XTALs and load caps

应用 Application

• Wireless Connectivity Sleep Clocks
• Health & Wellness Monitors
• ULP Input Devices
• RTC Reference Clocks
• Portable Data Loggers
• Portable Medical Devices
• Smart Meters
• Retail Electronics
• Seismic Sensors
• Machine to Machine (M2M)
• Smartphones
• Smart Watches
• Fitness Trackers
• Data Connectivity
• Mobile Accessories
• Glasses
• Tablets
• Consumer Electronics

简介

SiT1572属于晶体振荡器谐振器的振荡器。由制造生产的SiT1572振荡器振荡器产品用作频率/时间基准源，与常用于类似用途的晶体产品相比，区别在于它们集成了更多功能，用于生成输出的保持和稳定。最简单的振荡器包括晶体或其他谐振元件，并且具备必要的功能，让用户能够获取频率基准，而无需密切关注谐振元件的工作。更先进的器件还集成了温度补偿或控制功能，以获取更稳定的基准或能够进行选择性调节的基准。