EFM32™ PG22 32-bit Microcontrollers (MCUs)

The EFM32PG22 32-bit microcontroller (MCU) family is a pin and software compatible MCU-only version of the award-winning EFR32xG22 wireless SoC platform (BG22, MG22 and FG22). PG22 32-bit MCUs are ideal for enabling a wide range of ultra-low-power and high-performance embedded IoT applications.

The highly efficient PG22 offers a 76.8 MHz Cortex-M33 with rich analog and communication peripherals providing a compact, highly integrated MCU for consumer and industrial markets.

Sleep current with 8k RAM
1.1 μA
Active current as low as
27 μA/MHz

EFM32PG22 Common Specs

  • ARM Cortex-M33
  • 76.8 MHz
  • Up to 512 kB of flash
  • 32 kB RAM
  • 27 μA/MHz Active
  • 1.1 μA EM2 with 8 kB RAM
  • 0.5 uA w/ RTC in EM4
  • 2x USART, 2x I²C, 1x EUART and PDM
  • 16-bit ADC (16 channels)
  • Built-in 32 kHz, 500 ppm sleep XTAL
  • ±2 °C temperature sensor
  • -40 °C to +125 °C
  • 1.71 V to 3.8 V single power supply
  • Packages:
    • 32-pin QFN (4 mm x 4 mm) (18 GPIO)
    • 40-pin QFN (5 mm x 5 mm) (26 GPIO)
      • (AEC-Q100 Certified options available)

PG22 Security Features

Status

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Part Number Pricing MHz Flash RAM AEC-Q100 Grade 1 Dig I/O Pins Security ADC 1 USB Temp Sensor UART RTC Package Type Package Size (mm) Internal Osc. Debug Interface Cryptography
1K @ US$1.29 76 128 32 No 18 Secure Boot with RTSL 12-bit, 12-ch., 1 Msps 3 QFN32 4 x 4 2% Secure; SW; ETM AES-1 AES-256 ECC SHA-1 SHA-2
1K @ US$1.43 76 128 32 Yes 26 Secure Boot with RTSL 12-bit, 12-ch., 1 Msps 3 QFN40 5 x 5 2% Secure; SW; ETM AES-1 AES-256 ECC SHA-1 SHA-2
1K @ US$1.56 76 256 32 No 18 Secure Boot with RTSL 12-bit, 12-ch., 1 Msps 3 QFN32 4 x 4 2% Secure; SW; ETM AES-1 AES-256 ECC SHA-1 SHA-2
1K @ US$1.71 76 256 32 No 18 Secure Boot with RTSL 12-bit, 12-ch., 1 Msps 3 QFN40 5 x 5 2% Secure; SW; ETM AES-1 AES-256 ECC SHA-1 SHA-2
1K @ US$1.83 76 512 32 No 18 Secure Boot with RTSL 12-bit, 12-ch., 1 Msps 3 QFN32 4 x 4 2% Secure; SW; ETM AES-1 AES-256 ECC SHA-1 SHA-2
1K @ US$1.95 76 512 32 No 26 Secure Boot with RTSL 12-bit, 12-ch., 1 Msps 3 QFN40 5 x 5 2% Secure; SW; ETM AES-1 AES-256 ECC SHA-1 SHA-2
1K @ US$1.12 76 64 32 No 18 Secure Boot with RTSL 12-bit, 12-ch., 1 Msps 3 QFN32 4 x 4 2% Secure; SW; ETM AES-1 AES-256 ECC SHA-1 SHA-2
1K @ US$1.24 76 64 32 Yes 26 Secure Boot with RTSL 12-bit, 12-ch., 1 Msps 3 QFN40 5 x 5 2% Secure; SW; ETM AES-1 AES-256 ECC SHA-1 SHA-2

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