The qOSC-XTAL-LP-32k-co.05 32 kHz crystal oscillator is an excellent choice for IoT SoC designed in TSMC 40nm ULP technology with stringent power consumption constraints. It features a high accuracy 32 kHz clock for implementing RTC with calendar and timekeeping functions in the always-on domain and an ultra-low current consumption to extend the battery lifetime in sleep modes.

Applicable to automotive, industrial. Designed for extended mission profile (aging report available).

Key Benefits

  • High accuracy
  • Low power consumption
  • Compatible with a large range of crystals
  • Bypass mode for enabling fast testing capabilities
  • Frequency OK (FOK) signal indicates when frequency accuracy is reached

Key Features

Minimum value
Typical value
Maximum value
Input Voltage
- 0.81 V 1.21 V


  • Automotive
  • Bluetooth
  • Cellular IoT
  • GNSS
  • Hearing aids
  • NB-IoT
  • Smart Headset
  • Smart Speaker
  • TWS Earpods
  • Voice-controlled devices
  • Voice Assistant
  • WiFi

Key Performances

  • Low power consumption: 100 nA @0.9 V
  • 50 ppm accuracy
  • Duty cycle: 50% ± 10

Technical information

  • Technology: TSMC 40 uLP eFlash
  • Add-ons:
    • -