EFM32 Tiny Gecko Microcontroller Family

EFM32 Tiny Gecko

Accelerate your migration to energy friendly, industry standard 32-bit MCUs!

New and existing embedded applications can now migrate from legacy solutions to industry standard, ultra low-power microcontrollers using the 32-bit Tiny Gecko family. The EFM32TG microcontrollers have these low energy features:

  • 32-bit ARM Cortex-M3 running up to 32 MHz
    • 1.25 DMIPS/MHz
    • Superior Math Capability
  • Single 1.8 to 3.8 volt power supply
  • -40° to 85°C operation range
  • Up to 32 KB Flash and 4 KB RAM memory
  • Up to 56 GPIO with 20 mA drive strength
  • 16 External Interrupts
  • Direct memory accessController (DMA)
  • Peripheral Reflex System for autonomous operation
  • Hardware AES with 128/256-bit encryption/decryption
  • Integrated high and low frequency oscillators
  • USARTs with UART and SPI modes up 16 Mbit/s
  • Low Energy UART with 100 nA receive mode
  • 16-bit Timer/Counters with Compare/Capture
  • Low Energy TIMER with optional pulse outputs
  • Flexible 24-bit Real Time Counter
  • Pulse Counter
  • Configurable LCD Controller driving up to 8x20 segments
  • 12-bit ADC and DAC
  • Unique LESENSE - Low Energy Sensor interface
  • Analog Comparators with 8 input mux and capacitive sensing capability
  • On-chip Power-on Reset and Brown-out Detector

23 devices are available in the EFM32 Tiny Gecko microcontroller family


Part Number Flash (KB) RAM (KB) LCD OPAMP LESENSE ADC AES GPIO Package Availability
EFM32TG842F32 32 4 8x20 3 Y Y Y 53 QFP64 Jul/2011
EFM32TG842F16 16 4 8x20 3 Y Y Y 53 QFP64 Jul/2011
EFM32TG842F8 8 2 8x20 3 Y Y Y 53 QFP64 Jul/2011
EFM32TG840F32 32 4 8x20 3 Y Y Y 56 QFN64 Q1/2011
EFM32TG840F16 16 4 8x20 3 Y Y Y 56 QFN64 Q1/2011
EFM32TG840F8 8 2 8x20 3 Y Y Y 56 QFN64 Q1/2011
EFM32TG822F32 32 4 8x11 3 Y Y Y 37 QFP48 Q1/2011
EFM32TG822F16 16 4 8x11 3 Y Y Y 37 QFP48 Q1/2011
EFM32TG822F8 8 2 8x11 3 Y Y Y 37 QFP48 Q1/2011
EFM32TG232F32 32 4 3 Y Y Y 53 QFP64 Jul/2011
EFM32TG232F16 16 4 3 Y Y Y 53 QFP64 Jul/2011
EFM32TG232F8 8 2 3 Y Y Y 53 QFP44 Jul/2011
EFM32TG230F32 32 4 3 Y Y Y 56 QFN64 Q1/2011
EFM32TG230F16 16 4 3 Y Y Y 56 QFN64 Q1/2011
EFM32TG230F8 8 2 3 Y Y Y 56 QFN64 Q1/2011
EFM32TG222F32 32 4 3 Y Y Y 37 QFP48 Q1/2011
EFM32TG222F16 16 4 3 Y Y Y 37 QFP48 Q1/2011
EFM32TG222F8 8 2 3 Y Y Y 37 QFP48 Q1/2011
EFM32TG210F32 32 4 3 Y Y Y 24 QFN32 Q1/2011
EFM32TG210F16 16 4 3 Y Y Y 24 QFN32 Q1/2011
EFM32TG210F8 8 2 3 Y Y Y 24 QFN32 Q1/2011
EFM32TG110F32 32 4 3 Y Y Y 17 QFN24 Q1/2011
EFM32TG110F16 16 4 3 Y Y Y 17 QFN24 Q1/2011
EFM32TG110F8 8 2 3 Y Y Y 17 QFN24 Q1/2011
EFM32TG110F4 4 2 3 Y Y Y 17 QFN24 Q1/2011
EFM32TG108F32 32 4 Y 17 QFN24 Q1/2011
EFM32TG108F16 16 4 Y 17 QFN24 Q1/2011
EFM32TG108F8 8 2 Y 17 QFN24 Q1/2011
EFM32TG108F4 4 2 Y 17 QFN24 Q1/2011

Find out more on the low-power EFM32 Gecko microcontrollers:
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