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無線 Sub-GHz SoC - VC7300

用於超低功耗 IoT 的無線 SoC
vc7000

VC7300 系列支持多種省電模式,非常適合超低功耗物聯網(IoT)網絡和強大計算能力的傳感器應用。

主要特點

 ARM Cortex M3 CPU core with 512 kB flash and 128 kB RAM

 Best-in-class RF performance with VC7000 sub-GHz RF transceiver

 AES accelerator of 128/192/256-bit keys

 Ultra-low power wireless SoC

  • RX mode: 16 mA
  • TX mode: 45 mA@+13 dBm, 100 mA@+20 dBm
  • Sleep mode: 2 µA
  • Deep sleep mode: Less than 1 uA
MCU特點

 MCU

  • 32-bit Cortex M3 with maximum 39.3126 MHz operation speed
  • Single cycle multiplier
  • Standard 2-wires SWD debug interface
  • 512 KB Flash with write protect, support both IAP and ISP
  • 128 KB SRAM with parity check and data retention under sleep mode
  • 16 KB SRAM with data retention under deep-sleep mode
  • Support abort exception detection including Flash check-sum error, SRAM parity error, memory address error and memory align error
  • Support boot from embedded flash or boot from internal ROM with IO strap option

 Interface Controller

  • Support SPI flash and SPI SRAM for program execution and directly data read/write
  • 4 UART controllers with parity check and transmit/receive FIFOs
  • Each IR channel can be coupled with IR carrier for IR transmission
  • 1 SPI master/slave controllers
  • 1 I2C master/slave controller
  • 4 32-bit timers
  • 4 16-bit PWM timers
  • 4-channels DMA controller
  • 128/192/256 bits AES CODEC
  • ECC encrypt/decrypt accelerated engine
  • Watch dog timers with programmable period
  • Support multiple wake-up sources under each mode
  • Maximum 35 GPIOs
  • 11 GPIOs can be external interrupt and wakeup sources under all modes
  • Support key scan controller which can support up to 16 keys with 4x4 matrix

 Analog Controller

  • 12-bit ADC with 1 Msps and 6 external inputs
  • ADC supports manual sample mode or auto sample mode
  • 1 comparator with single end input or differential input
  • Embedded 32 KHz and 39.2166 MHz RCO
  • Support external 32 KHz crystal
  • Support crystal absent detect for 32KHz
  • Each clock can be selected to be system clock
  • Support digital clock divider up-to 1/256
  • Support low voltage detection with programmable level
  • Support power-on reset for both IO voltage and core voltage
  • Support 1 ppm RTC auto-calibration under deep-sleep mode
無線特點

 Support IEEE 802.15.4g/Wi-SUN

 Support wireless M-Bus

 ISM Frequency bands: 315, 433, 490, 868, 915 MHz ISM

 Excellent selectivity performance

  • Adjacent channel rejection: 48 dB
  • Blocking performance: > 75 dB

 Best-in-class receiver sensitivity

  • -109 dBm at 50 kbps GFSK

 Maximum data rate: 300 kbps

 Configurable maximum transmit output power :

  • +20 dBm
  • +13 dBm

 Current consumption

  • Shut-down: 70 nA
  • Sleep mode: 0.8 µA
  • Receive mode: 16 mA
  • Transmit mode: 96 mA at +20 dBm

 Automatic output power ramping

 Modulation schemes: OOK, (G)FSK, 4(G)FSK and GMSK

 Automatic RX wake-up for low power listen

 Fast wake-up and AGC for low-power listen

 Functions for wireless link robustness

  • RF channel hopping
  • Retransmission
  • Auto-acknowledgement

 Digital RSSI and clear channel assessment for CSMA and listen-before-talk systems

 Support packet over packet reception for reliable communication

 Early termination of receive mode for incorrect preamble reception

 Hardware-based user identification listen to eliminate false wake-up

系統特點

 Operating Voltage: 2.0 V ~ 3.6 V

 Package: QFN-64 (9mm x 9mm)

 Operation Temperature: -40 ~ +85 °C

DataSheet