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EFR32FG23 Sub-GHz 無線 SoC
EFR32FG23
FG23 面向工業物聯網 (IIoT)、智慧城市、建築和家庭自動化市場，這些市場通常需要由電池供電的終端節點，並需要長距離無線通訊的功能
產品敘述
EFR32FG23 Flex Gecko SoC 是適用於智慧家居、安防、照明、建築自動化和計量的 1 GHz 以下物聯網無線連接的理想解決方案。高效能的 1 GHz 以下無線電可進行長距離傳輸，並且不容易受到其他技術造成的 2.4 GHz 干擾。單晶片、多核心解決方案可提供多種行業前沿的功能，包括出色的安全性、低功耗、快速喚醒時間以及整合的功率放大器，可為物聯網設備實現下一代安全連接。
方塊圖
EFR32FG23 一般規格
低功耗無線片上系統
- High Performance 32-bit 78 MHz ARM Cortex®-M33 with DSP instruction and floating-point unit for efficient signal processing
- Up to 512 kB flash program memory
- Up to 64 kB RAM data memory
- Sub-GHz radio operation
- TX power up to +20 dBm
豐富多樣的MCU外圍設備選擇
- Analog to Digital Converter (ADC)
- 12-bit @ 1 Msps
- 16-bit @ 76.9 ksps
- 2 × Analog Comparator (ACMP)
- 2 × Digital to Analog Converter (VDAC)
- Low-Energy Sensor Interface (LESENSE)
- Up to 31 General Purpose I/O pins with output state retention and asynchronous interrupts
- 8 Channel DMA Controller
- 12 Channel Peripheral Reflex System (PRS)
- 4 × 16-bit Timer/Counter with 3 Compare/Capture/PWM channels
- 1 × 32-bit Timer/Counter with 3 Compare/Capture/PWM channels
- 32-bit Real Time Counter
- 24-bit Low Energy Timer for waveform generation
- 16-bit Pulse Counter with asynchronous operation (PCNT)
- 2 × Watchdog Timer
- 3 × Enhanced Universal Synchronous/Asynchronous Receiver/Transmitter (EUSART)
- 1 × Universal Synchronous/Asynchronous Receiver/Transmitter (UART/SPI/SmartCard (ISO 7816)/IrDA/I2S)
- 2 × I2C interface with SMBus support
- Integrated Low-Energy LCD Controller supporting up to 80 segments
- Keypad scanner supporting up to 6x8 matrix (KEYSCAN)
- Die temperature sensor with +TBD/-TBD °C accuracy across temperature range
低耗能
- 4.2 mA RX current at 920 MHz (400 kbps 4-FSK)
- 3.8 mA RX current at 915 MHz (4.8 kbps O-QPSK)
- 5.1 mA RX current at 915 MHz (2 Mbps GFSK)
- 3.7 mA RX current at 868 MHz (2.4 kbps GFSK)
- 3.7 mA RX current at 868 MHz (38.4 kbps FSK)
- 4.0 mA RX current at 433 MHz (100 kbps 2GFSK)
- 25.0 mA TX current @ 14 dBm output power at 915 MHz (14 dBm part numbers)
- 85.5 mA TX current @ 20 dBm output power at 915 MHz (20 dBm part numbers)
- 26 μA/MHz in Active Mode (EM0) at 39.0 MHz
- 1.5 μA EM2 DeepSleep current (64 kB RAM retention and RTC running from LFXO)
- 1.2 μA EM2 DeepSleep current (16 kB RAM retention and RTC running from LFRCO)
寬工作範圍
- 1.71 V to 3.8 V single power supply
- -40 °C to +125 °C
封裝
- QFN40 5 mm × 5 mm × 0.85 mm
- QFN48 6 mm × 6 mm × 0.85 m
出色的接收器效能
- -98.6 dBm sensitivity @ 400 kbps 920 MHz 4-GFSK
- -125.8 dBm sensitivity @ 4.8 kbps 915 MHz O-QPSK
- -96.9 dBm sensitivity @ 2 Mbps 915 MHz GFSK
- -125.3 dBm sensitivity @ 2.4 kbps 868 MHz GFSK
- -111.8 dBm sensitivity @ 38.4 kbps 868 MHz FSK
- -110.7 dBm sensitivity @ 100 kbps 433 MHz 2GFSK
支持格式
- 2/4 (G)FSK with fully configurable shaping
- OQPSK DSSS
- (G)MSK
- OOK
支持協議
- Proprietary
- CONNECT
- Wi-SUN
- Sidewalk
- WM-BUS
*Silicon Labs Authorized Distributor
