Silicon Labs’ portfolio of 8-bit and 32-bit MCUs offers device makers a one-stop solution for wired and wireless application development. With fast access to proven developer resources, our platform offers a full complement of low-power, high-speed microcontrollers, development kits, specialized example code, and advanced debugging capabilities, as well as easier migration to wireless functionality across protocols.
| 32-bit EFM32 Cortex M and Precision32 Microcontrollers | 8-bit 8051-based EFM8 and C8051 Microcontrollers | |
| Core | Cortex-M0+, M3, M4, and M33 | Optimized 8051 (70% of the instructions executed in 1 cycle) |
| Core Frequency | Up to 80 MHz | Up to 72 MHz |
| Active Current | Down to 21 μA/MHz | Down to 150 μA/MHz |
| Sleep Current | Down to 900 nA with RTCC and RAM | Down to 300 nA with RTC |
| Wake Times | Down to 3 μs | Down to 2 μs |
| ADC | Up to 16-bit SAR ADC | Up to 14-bit SAR ADC |
| GPIOs | 15 - 144 | 13 - 40 |
| Flash | Up to 2048 kB | Up to 64 kB |
| RAM | Up to 512 kB | Up to 4 kB |
| Featured Product | EFM32PG23 | EFM8 Busy Bee |
32-bit EFM32 Cortex-M and Precision32 Microcontrollers
Highly integrated, low power Cortex-M-based Microcontrollers
Features
- 21 μA/MHz Active
- 0.9 μA sleep with RAM and RTCC
- 3 μs wake time from sleep
Applications
- Smart Meters
- Industrial Automation
- Home Automation
- Industrial Control Hubs
- Factory Optimization
- Communication Hubs
- Consumer Products
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8-bit 8051-based EFM8 and C8051 Microcontrollers
Highly optimized, flexible and integrated 8051 based Microcontrollers
Features
- 72 MHz pipelined 8051 core
- High performance analog
- Flexible digital and analog pin routing
Applications
- Consumer Products
- Motor Control
- Lighting Control
- Remote Controls
- Smoke Detectors
- Mobile Devices
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EFM32PG23 Pro Kit
The PG23 Pro Kit is an ideal starting point for application development on the EFM32PG23 Microcontrollers. The board features sensors and peripherals, demonstrating some of the many capabilities of the EFM32PG23 MCU. Additionally, the board is a fully featured debugger and energy monitoring tool that can be used with external applications.
EFM32PG23 Pro Kit
The PG23 Pro Kit is an ideal starting point for application development on the EFM32PG23 Microcontrollers. The board features sensors and peripherals, demonstrating some of the many capabilities of the EFM32PG23 MCU. Additionally, the board is a fully featured debugger and energy monitoring tool that can be used with external applications.