ClickBeetle™ Reference Platform: PowerBeetle I

PowerBeetle 1 module

PowerBeetle I is part of the ClickBeetle Reference Platform and adds a power features with RTC/PMIC and charger to the application. PowerBeetle I contains an Ambiq Micro RTC with ultra-low-power consumption bundled with a LiPo charger chip.

PowerBeetle 1 diagram

Ambiq Micro RTC AM1805AQ

  • Ultra-low supply current of:
    • 22nA (calibrated RC clock)
    • 55nA (crystal oscillator)
  • Advanced timekeeping features:
    • Integrated power optimized RC oscillator
    • Advanced crystal calibration to ± 2 ppm
    • Advanced RC calibration to ± 16 ppm
    • Automatic calibration of RC oscillator to crystal oscillator
    • Watchdog timer with hardware reset
    • 256 bytes of general purpose RAM
  • Power management features:
    • Integrated ~1Ω power switch for off-chip components such as a host MCU
    • System sleep manager for managing host processor wake/sleep states
    • External reset signal monitor
    • Reset output generator
    • Supercapacitor trickle charger with programmable charging current
    • Automatic switchover to VBAT
    • External interrupt monitor
    • Programmable low battery detection threshold
    • Programmable analog voltage comparator
  • I2C (up to 400 kHz) and 3-wire or 4-wire SPI (up to 2 MHz) serial interfaces available
  • Operating voltage 1.5-3.6 V
  • Clock and RAM retention voltage 1.5-3.6 V
  • Operating temperature –40 to 85 °C
  • All inputs include Schmitt Triggers
  • 3x3 mm QFN-16 package
  • Also available in wafer form

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Software Examples

apollo1_clickbeetle-blinky-v10.zipExample blinky software for ClickBeetles with Apollo1 based on FEEU MCU
Restricted AccessSoftware examples for use with BLE stacksContact us using our contact form or Email us

PowerBeetle I is available in our webshop

Please note: The ClickBeetle™-Reference Platform and all related boards are evaluation kits intended for the testing of components and development of products featuring the same. These custom-build evaluation kits are designed for professionals to be used solely at research and development facilities for such purposes and are only available on a business-to-business basis.

Size and Pin-Description

ClickBeetle pinout

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