AS3932 LF Receiver IC

Programmable 3D LF wake-up receiver


  • Programmable wake-up pattern
  • 100µV wake-up sensivity
  • Low power listening mode (1.7µA)
  • One-, two- or three-channel operation


  • Eliminates false wake-up
  • Provides long range wake-up
  • Enables long battery life
  • Works with 3D antenna

Product parameters

Channels [#] 3
Wake-Up Sensitivity [µVpp] 282
LF Carrier Freq. Range [kHz] 110 - 150
Data Rate (Manch.) [kbit/s] 0.5 - 4
Dynamic Range [dB] 64
RSSI Step [dB] 2
Package TSSOP-16 \ QFN-16
Features 16bit programmable wake-up pattern
Supply [V] 2.4-3.6V
Current Consumption [(PD/Listening/Active) µA] 0.4/2.7/8.3
Interface Serial Peripheral Interface
Temperature Range [°C] -40 to +85

General Description

The AS3932 is a 3-channel ASK receiver that generates a wake-up signal upon detection of a data signal with a carrier frequency in the range of 110-150 kHz. It can be used to wake-up active tags in RTLS, PKE and other similar tracking and access control systems.

This product suits for the following applications:

  • Real-time location systems (RTLS)
  • High-value asset tracking
  • Container tracking
  • Operator identification
  • Passive keyless entry (PKE)
  • Wireless sensors


Title Category Headline Buy
AS3932DemoKit Application Board Demo Kit for AS3932

Technical Documents

Type Description Language
Datasheet Document version 1-83 English
Application Note Tank circuit design English
Application Note Migration from ATA5283 (1D) English
Application Note Migration from ATA5282 (3D) English
Application Note Non-univocal pattern detection (v1-04) English

Environmental Documents

Type Description Language
Material Declaration Form MDF_179990025_AS3932-BQFT English

Other Information

Type Description Language
Block Diagram AS3932 Block Diagram English

Related Products

Ownership of this product has moved to Sciosense

Please be informed that this product is now owned by Sciosense B.V., a joint venture of ams AG and Wise Road Capital, effective January 13th, 2020.

ScioSense Environmental Sensors