Using a 32-bit Cortex-M0 + processor core and ultra-low-power RF transceiver, the CMT2380F32W is a high-performance, ultra-low power FSK, GFSK, MSK, GMSK and OOK wireless MCU, operating between 127 and 1020 MHz wireless. Operating with a supply voltage of 1.8 to 3.6 V, the CMT2380F32W consumes only 72 mA while providing power up to 20 dBm.
The specifications
- 32 MHz Cortex-M0 + 32-bit CPU platform
- 32 kB Flash with erasing protection
- 4 kB RAM with parity to enhance system stability
- 16 general purpose I / O interfaces available
- Flexible power management system
* External high speed crystal: 4 - 32 MHz
* External low speed crystal: 32.768 kHz
* Internal high speed clock: 4/8/16/22 and 24 MHz
* Internal low speed clock: 32.8 / 38.4 kHz
* 3 general purpose 16-bit timers / counters
* A 16-bit timer / counter available in low power mode
* 3 high performance 16-bit timers / counters capable for capture / compare and PWM output
* One 20-bit programmable counter / watchdog circuit with built-in dedicated ultra-low power
RC-OSC to perform WDT counting
* UART 0 and UART 1 standard communication interface
* One ultra-low power UART (LPUART) supporting for low speed clock
* Standard I2C and SPI communication interface
- One 12-bit 1 Msps SAR ADC
- 2 voltage comparators
- Low voltage detector (LVD), configurable 16-level comparison level, support for port voltage and supply voltage monitoring
- Frequency range: 127 - 1020 MHz
- Modem: FSK, GFSK, MSK, GMSK and OOK
- Data rate ： 5 - 300 kbps
- Sensitivity: -121 dBm @ 434 MHz, FSK
- Receiving current: 8.5 mA @ 434 MHz, FSK
- Transmitting current: 72 mA @ 20 dBm, 434 MHz
- Configurable up to 64-byte FIFO
- Supply voltage ： 8 - 3.6 V
- Operating temperature: -40 - 85 ℃
- QFN40 5x5 packaging
Applications
• Smart grid and automatic meter reading
• Home automation security and building automation
• Wireless sensor networks and industrial monitoring
• ISM band data communication
