
Based on the powerful ARM® Cortex®-M3 core, the Gecko family features innovative low energy techniques, short wake-up time from energy saving modes and a wide selection of peripherals, making it ideal for battery operated applications and other systems requiring high performance and low-energy consumption.
Features
- 32 MHz ARM Cortex-M3 CPU:
- 1.25 DMIPS/MHz
- Superior math capability
- Memory Protection Unit (MPU)
- Up to 128 kB flash and 16 kB RAM memory
- Up to 90 GPIO with 20 mA drive strength
- Flexible energy management system with 5 different energy modes:
- 20 nA shutoff mode (0.4 µA with RTC)
- 0.6 µA stop mode, including power-on-reset, brown-out detector, RAM and CPU retention
- 0.9 µA deep sleep mode, including RTC with 32.768 kHz oscillator, power-on-reset, brown-out detector, RAM and CPU retention
- 45 µA/MHz sleep mode
- 180 µA/MHz run mode with code executed from flash
- Hardware AES with 128/256-bit encryption and decryption
- Peripheral Reflex System for autonomous operation
- Ultra low power precidion and analog peripherals
- 12-bit 1 Msps ADC
- 12-bit 500 ksps DAC
- Configurable LCD Controller driving up to 4x40 segments
- 16 external interrupts
- External Bus Interface
- Direct Memory Access (DMA) Controller
- Integrated high and low frequency oscillators
- USARTs with UART and SPI modes up to 16 Mbps
- 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
- Analog comparators with 8 input MUX and capacitive sensing capability
- On-chip power-on reset and brown-out detector
- 1.98–3.8 V supply voltage
- Temperature range: –40 to +85 °C
- Packages:
- 32-pin QFN (6 mm x 6 mm)
- 48-pin QFP (7 mm x 7 mm)
- 64-pin QFN (9 mm x 9 mm)
- 64-pin QFP (10 mm x 10 mm)
- 100-pin QFP (14 mm x 14 mm)
- 112-pin BGA (10 mm x 10 mm)
- Full Wafer Option