EFR32™ Blue Gecko Bluetooth® Low Energy SoCs

Quickly deliver Bluetooth low energy connectivity with Silicon Labs Blue Gecko energy-friendly 2.4 GHz and Sub-GHz wireless system-on-chip (SoC) devices. Take advantage of a Bluetooth Smart applications, software stack and BGScript based development that transitions your software from module-based to discrete circuit designs.

 

Features

Bluetooth Low Energy Radio

  • Compatible With Bluetooth 4.2 Specification
  • Integrated BALUN & Power Amplifier
  • Excellent Receive Sensitivity: - 94 dBm
  • Programmable Output Power: +19.5 dBm
  • Active-mode RX: 8.7 mA
  • Active-mode TX at 0 dBm: 8.2 mA
  • Low Power Radio features include RFSENSE

Integrated 2.4 GHz & Sub-GHz Radio (select devices)

  • Ideal for proprietary protocols, wireless M-BUS and Low Power Wide Area Network applications
  • Supported Modulations: GFSK, 2-FSK/4-FSK, OQPSK, DSSS, FEC, BPSK/DBSK, OOK/ASK
  • Integrated 2.4 GHz BALUN & Power Amplifier
  • Excellent Receive Sensitivity: - 121.4 dBm (2.4 kbps, 868 MHz)
  • Programmable Output Power: +20 dBm
  • Active-mode RX, 868 MHz: 8.1 mA
  • Active-mode TX at 14 dBm, 868 MHz: 34.5 mA
  • Antenna Diversity

Rich Analog and Digital Peripherals

  • AES256/128 Hardware Crypto Accelerator with ECC, SHA-1, SHA-2
  • ADC (12-bit, 1 Msps, 326 µA)
  • Current DAC (4-bit, Current Source or Sink)
  • 2X Analog Comparator
  • Low Energy UART
  • 2X USART (UART, SPI, IrDA, I2S)
  • I2C (Address recognition down to EM3)
  • Timers : RTCC, LE Timer & Pulse Counter
  • 12-channel Peripheral Reflex System
  • Up to 31 GPIO

Energy Efficient Low Power Modes

  • Energy Mode 2 (Deep Sleep) Current: 1.4 µA
  • Energy Mode 3 (Stop) Current: 1.1 µA
  • Ultra-fast wake up: 3 µS from EM3
  • Wide Supply Voltage range of 1.85 to 3.8 V

Powerful MCU & Memory Options

  • ARM® Cortex®-M4 + Floating Point Unit
  • Up to 40 MHz Clock Speed
  • Low Active Mode Current: 63 µA/MHz
  • Up to 256 kB of Programmable Flash
  • Up to 32 kB SRAM

Package Options

  • QFN48 (7 mm x 7 mm)
  • QFN32 (5 mm x 5 mm)
  • WLCSP43 (3.3 mm x 3.14 mm)

Getting Started with Blue Gecko Bluetooth Smart SoCs

Blue Gecko Bluetooth Smart SoC Wireless Starter Kit

The easiest way to begin development with Blue Gecko Blue tooth Smart ICs is with the Bluetooth Smart Wireless SoC Starter Kit.

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Bluetooth Smart SoCs Product Matrix

Common Specifications

Integrated MCU: Yes

DAC: iDAC

MCU Core: ARM Cortex-M4

Temp Sensor: Yes

Core Frequency (MHz): 40

RTC: Yes

ADC 1: 12-bit, SAR, 1 Msps

Comparators: 2

Devices
Part Number Data Sheet Dev Kit Integrated MCU MCU Core Core Frequency (MHz) Flash (kB) RAM (kB) Frequency Range Output Power Range (dBm) RX Current Receive Sensitivity Bluetooth Smart Proprietary 2.4 GHz Proprietary Sub-GHz TX Current A TX Current A dBm Dig I/O Pins ADC 1 DAC Cap Sense Temp Sensor Timers (16-bit) AES-128 AES-256 ECC SHA-1 SHA-2 RSA-2048 UART USART SPI I2C I2S RTC Comparators Package Type Package Size Internal Osc.
SLWSTK6020A Yes ARM Cortex-M4 40 128 32 2400 2483.5 -30 3.5 8.7 -94 Yes No No 8.2 0 16 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN32 5x5
SLWSTK6020A Yes ARM Cortex-M4 40 128 32 2400 2483.5 -30 3.5 8.7 -94 Yes No No 8.2 0 31 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN48 7x7
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 3.5 8.7 -94 Yes No No 8.2 0 16 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN32 5x5
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 3.5 8.7 -94 Yes No No 8.2 0 31 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN48 7x7
SLWSTK6020A Yes ARM Cortex-M4 40 128 32 2400 2483.5 -30 10.5 8.7 -94 Yes No No 8.2 0 16 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN32 5x5
SLWSTK6020A Yes ARM Cortex-M4 40 128 32 2400 2483.5 -30 10.5 8.7 -94 Yes No No 8.2 0 31 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN48 7x7
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 10.5 8.7 -91 Yes No No 8.2 0 19 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 WLCSP43 3.3 x 3.14
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 10.5 8.7 -94 Yes No No 8.2 0 16 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN32 5x5
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 10.5 8.7 -94 Yes No No 8.2 0 31 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN48 7x7
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 10.5 8.7 -94 Yes Yes No 8.2 0 16 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN32 5x5
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 10.5 8.7 -94 Yes Yes No 8.2 0 31 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN48 7x7
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 169 2483.5 -30 10.5 8.7 -94 Yes Yes Yes 8.2 0 31 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN48 7x7
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 19.5 8.7 -92.5 Yes No No 8.2 0 19 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 WLCSP43 3.3x3.14
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 19.5 8.7 -94 Yes Yes No 8.2 0 16 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN32 5x5
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 19.5 8.7 -94 Yes Yes No 8.2 0 31 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN48 7x7
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 169 2483.5 -30 20 8.7 -94 Yes Yes Yes 8.2 0 31 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN48 7x7
SLWSTK6020A Yes ARM Cortex-M4 40 128 16 2400 2483.5 -30 0 8.7 -94 Yes No No 8.2 0 16 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN32 5x5
SLWSTK6020A Yes ARM Cortex-M4 40 128 16 2400 2483.5 -30 0 8.7 -94 Yes No No 8.2 0 31 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN48 7x7
SLWSTK6020A Yes ARM Cortex-M4 40 256 32 2400 2483.5 -30 0 8.7 -91 Yes No No 8.2 0 19 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 WLCSP43 3.3x3.14
SLWSTK6020A Yes ARM Cortex-M4 40 256 16 2400 2483.5 -30 0 8.7 -94 Yes No No 8.2 0 16 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN32 5x5
SLWSTK6020A Yes ARM Cortex-M4 40 256 16 2400 2483.5 -30 0 8.7 -94 Yes No No 8.2 0 31 12-bit, SAR, 1 Msps iDAC Yes Yes 7 Yes Yes Yes Yes Yes No 3 2 2 1 2 Yes 2 QFN48 7x7
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