The POR-[1.8-5.5]-[0.9-1.4].01 is a Power-On-Reset designed in Samsung Foundries 65nm LFR6LP process nodes. It is used to monitor AVD and VDD supplies and to generate information to the SoC regarding the proper establishment of these AVD and VDD supplies.

Key Benefits

  • Low-power power-on-reset solution for power-critical IoT applications (50 nA operating current)

Key Features

Minimum value
Typical value
Maximum value
Input Voltage
- 1.8 V 5.5 V
Output Voltage
- 0.9 V 1.4 V
Output current configuration
- - NONE -


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

Key Performances

  • The POR-[1.8-5.5]-[0.9-1.4].01 features internal comparators and logic circuitry for sensing AVD and VDD supplies.
  • Two output signals are generated : POC, which is related to AVD supply monitoring / PORB, which is related to VDD supply monitoring
  • Monitored voltage range for AVD : from 1.8 V to 5.5 V
  • Monitored voltage range for VDD: from 0.9 V to 1.32 V
  • POR hysteresis: 100 mV

Technical information

  • Technology: Samsung 65 LP eFlash