Low-voltage detector designed in Samsung Foundries 65nm LFR6LP process node to monitor its own AVD supply and generate information to the SoC in case AVD falls under a certain threshold.

Key Benefits

  • Low-voltage monitoring solution for power-critical IoT applications (250 nA operating current)
  • Embedded level shifters with isolation capabilities

Key Features

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

Applications

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

Key Performances

  • The LVD-[1.8-5.5]-[0.9-1.4].01 features comparators and logic circuitry to sense the AVD supplies and provide a LVRB signal indicating whether the AVD supply is higher than the target threshold
  • Programmable monitoring threshold
  • 5% accuracy with +/-3% voltage reference
  • LVD hysteresis: 50 mV
  • 250 nA of operating current

Technical information

  • Technology: Samsung 65 LP eFlash