KT1020: Qualcomm CSR1020 BLE Module


KT1020 BLE Module is based on CSR1020 SoC from Qualcomm. Bluetooth modules can be designed into various types of electronic devices to handle a broad range of Applications. Bluetooth low energy takes less time to make a connection than conventional Bluetooth wireless technology and consumes approximately 20 times less power than Bluetooth Basic Rate.

KT1020: Qualcomm CSR1020 BLE Module

  • Bluetooth® v4.2 specification compliant (upgradable to v5.0)
  • 16-bit RISC MCU
  • 80 KB RAM, 192 KB ROM, 60 KB OTP
  • 256 KB External SPI flash
  • Support for Bluetooth v4.2 specification features
      • Master and slave operation
      • Including encryption
      • GAP, L2CAP, Security manager, Generic attribute protocol, Attribute profile, Bluetooth low energy technology profile support
  • SIG Mesh and CSR Mesh Support
  • Audio support: Digital microphone input, I²S port for PCM I/O & G.722 Codec
  • IR Encoder
  • Up to 15 Programmable general-purpose PIO controller
  • 10-bit ADC & 1 analogue AIO
  • 5 PWM modules with 3D shutter control
  • Ultra-low power Bluetooth low energy technology radio v4.2 specification compliant radio
  • Antenna: PCB Antenna
  • Transmit Power: +4dBm (SoC)
  • Receiver Sensitivity: -90.5 dBm (SoC)
  • Power Supply: 1.8V to 3.6V
  • Battery Monitor
  • Dimension: 23.5mm x 15.25mm x 2.7mm


  • HID: keyboards, mice, touchpads, advanced remote controls with voice activation
  • Sports and fitness sensors
  • Health sensors
  • Mobile accessories: watches, proximity tags, alert tags and camera controls
  • Smart home: heating/lighting control
  • Office and Mobile Accessories
  • Automotive Remote Control Smart Watches

Evaluation Kit


KT1020 BLE Product Specification

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