nRF52832-QFAA 规格PDF 原装代理低功耗蓝牙ic芯片极高的接收灵敏

y features Applications ? Internet of Things (IoT) ? Home automation ? Sensor networks ? Building automation ? Industrial ? Retail ? Personal area networks ? Health/fitness sensor and monitor devices ? Medical devices ? Key fobs and wrist watches ? Interactive entertainment devices ? Remote controls ? Gaming controllers ? Beacons ? A4WP wireless chargers and devices ? Remote control toys ? Computer peripherals and I/O devices ? Mouse ? Keyboard ? Multi-touch trackpad ? Gaming ? 2.4 GHz transceiver ? -96 dBm sensitivity in Bluetooth? low energy mode ? Supported data rates: 1 Mbps, 2 Mbps Bluetooth? low energy mode ? -20 to +4 dBm TX power, configurable in 4 dB steps ? On-chip balun (single-ended RF) ? 5.3 mA peak current in TX (0 dBm) ? 5.4 mA peak current in RX ? RSSI (1 dB resolution) ? ARM? Cortex?-M4 32-bit processor with FPU, 64 MHz ? 215 EEMBC CoreMark? score running from flash memory ? 58 μA/MHz running from flash memory ? 51.6 μA/MHz running from RAM ? Data watchpoint and trace (DWT), embedded trace macrocell (ETM), and instrumentation trace macrocell (ITM) ? Serial wire debug (SWD) ? Trace port ? Flexible power management ? 1.7 V–3.6 V supply voltage range ? Fully automatic LDO and DC/DC regulator system ? Fast wake-up using 64 MHz internal oscillator ? 0.3 μA at 3 V in System OFF mode ? 0.7 μA at 3 V in System OFF mode with full 64 kB RAM retention ? 1.9 μA at 3 V in System ON mode, no RAM retention, wake on RTC ? Memory ? 512 kB flash/64 kB RAM ? 256 kB flash/32 kB RAM ? Nordic SoftDevice ready ? Support for concurrent multi-protocol ? Type 2 near field communication (NFC-A) tag with wakeup-on-field and touchto-pair capabilities ? 12-bit, 200 ksps ADC - 8 configurable channels with programmable gain ? 64 level comparator ? 15 level low power comparator with wakeup from System OFF mode ? Temperature sensor ? 32 general purpose I/O pins ? 3x 4-channel pulse width modulator (PWM) unit with EasyDMA ? Digital microphone interface (PDM) ? 5x 32-bit timer with counter mode ? Up to 3x SPI master/slave with EasyDMA ? Up to 2x I2C compatible 2-wire master/slave ? I2S with EasyDMA ? UART (CTS/RTS) with EasyDMA ? Programmable peripheral interconnect (PPI) ? Quadrature decoder (QDEC) ? AES HW encryption with EasyDMA ? Autonomous peripheral operation without CPU intervention using PPI and EasyDMA ? 3x real-time counter (RTC) ? Single crystal operation ? Package variants ? QFN48 package, 6 × 6 mm ? WLCSP package, 3.0 × 3.2 mm