主要特點(diǎn)

 Sub-1GHz RF transceiver compliant to IEEE802.15.4g/x

 ARM Cortex-M3 CPU with embedded flash and SRAM memory

 Support large scale networking (Wi-SUN FAN 1.0 and FAN 1.1)

 Support small-to-medium scale easy networking

 Support real-time applications

 Embedded hardware security accelerator

 Abundant interfaces for versitile IoT appliations

 Low power consumption

 MCU

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• 32-bit Cortex M3 with maximum 39.3126 MHz clock

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• Single cycle multiplier

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• Standard 2-wires SWD debug port

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• 512/1024 KB Flash with write protect, support both IAP and ISP

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• 128 KB SRAM with parity check and data retention under sleep mode

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• 16 KB SRAM with data retention under deep-sleep mode

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• Support abort exception detection including flash check-sum error, SRAM parity error, memory address error and memory align error

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• Support boot from embedded flash or boot from internal ROM with IO strap option

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 Interface Controller

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• Support SPI flash and SPI SRAM for program execution and direct data read/write

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• 4 UART controllers with parity check and transmit/receive FIFOs

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• Each IR channel can be coupled with IR carrier for IR transmission

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• 1 SPI master/slave controller

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• 1 I2C master/slave controller

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• 4 32-bit timers

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• 4 16-bit PWM timers

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• 4-channels DMA controller

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• AES-128/192/256 CODEC

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• ECC encrypt/decrypt accelerated engine

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• Watch dog timers with programmable period

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• Support multiple wake-up sources under each mode

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• Maximum 35 GPIOs

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• 11 GPIOs with external interrupt and wakeup sources

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• Key scan controller supporting up to 16 keys with 4x4 matrix

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• 1 Msps 10-bit ADC with 6 external inputs

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• ADC supports manual sample mode or auto sample mode

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• 1 comparator with single end input or differential input

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• Embedded 32 KHz and 39.2166 MHz RCO

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• Support external 32 KHz crystal

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• Support crystal absent detection for 32KHz

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• Each clock can be selected as system clock

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• Support digital clock divider up to 256x

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• Support low voltage detection with programmable level

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• Support power-on reset for both IO voltage and core voltage

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• Support RTC auto-calibration (accuracy: 1 ppm)

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 Support IEEE 802.15.4g/x, wireless M-Bus

 Support modulation schemes: OOK, 4/(G)FSK, GMSK and OFDM

 Support sub-1GHz bands: 230, 315, 433, 490, 868, 915 MHz

 Excellent selectivity performance

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• Adjacent channel rejection: >48 dB

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• Blocking signal rejection: >75 dB

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 Receiver sensitivity

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• -109 dBm at 50 kbps

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 Maximum data rate: 300 kbps (FSK) and 3.6Mbps (OFDM)

 Configurable maximum transmit output power :

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• HPA output: +20 dBm

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• MPA output: +13 dBm

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 Automatic output power ramping

 Automatic RX wake-up for low power listen

 Fast wake-up and AGC for low power listen

 Functions for link robustness:

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• Frequency hopping

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• Auto-acknowledgement

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• Auto-retransmission

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 RSSI and clear channel assessment for listen-before-talk

 Support packet over packet reception for reliable communication

 Early reception termination:

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• Receiving error detection

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• Receiver identification filtering

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 Operating Voltage: 2.0 V ~ 3.6 V

 Package:

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• VC7000: QFN-32 (5 x 5mm)

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• VC7200: QFN-64 (9 x 9mm)

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• VC7300B: QFN-64 (9 x 9mm)

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• VC7351: QFN-68 (8 x 8mm)

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 Operation Temperature: -40 ~ +85 °C

 Power consumption of VC7000:

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• RX mode: 18 mA

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• TX mode: 45 mA@+13 dBm, 110 mA@+20 dBm

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 Power consumption of SoCs:

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• Sleep mode:

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• VC7200: ~2 uA

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• VC7300B: ~9 uA

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• Deep sleep mode: <1.1 uA

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 基于 802.15.4g 的專有網(wǎng)絡(luò)

 Wi-SUN FAN 和 HAN 應(yīng)用

 無(wú)線 M-Bus

 智能電表：瓦斯表、水表、熱量表、電表等

 智能家居和建筑

 工業(yè)監(jiān)控

 無(wú)線警報(bào)和安全系統(tǒng)

系統(tǒng)框圖

訂購(gòu)資訊