SH3001中文资料MicroBuddy® Real-Time Clock and Clock Management support IC for microcontrollers数据手册Semtech规格书

描述 Description

 Obsolete - this device is no longer available. Datasheet is for information purposes only.

特性 Features

• Highly integrated IC
• 3 mm x 3 mm x 0.9 mm 16-lead MLP (QFN) package

• Clock Management System
• Replaces high-frequency (HF) crystal or resonator
• Programmable clock output from 32.768 kHz to 16 MHz
• Speed shift between multiple clock frequencies
• Adjustable spectrum spreading for EMI reduction
• Directly supports microcontroller STOP function
• Deep sleep with instantaneous auto-wakeup

• Real-Time Support
• 179-year real-time clock, battery-backup capable
• Dedicated 32.768 kHz buffered clock output
• Built-in trim for 32.768 kHz oscillator to ± 4 ppm
• Programmable periodic interrupt / wakeup timer

• Operates from 2.3 V to 5.5 V
• IDD < 850 µA / 2 MHz, < 3 mA / 16 MHz, < 10 µA/standby
• IBUP < 2 µA / IBSB < 50 nA (battery backup / standby)

应用 Application

·Home automation and security

·Consumer products

·Portable/handheld computers

·Industrial equipment

·Any microcontroller-based product