世平集團推出ADI，Freescale安全、性能、成本兼備之智能電網解決方案
2012-08-20 20:34:16 本站原創世平集團為此推出 ADI，Freescale 智能電網解決方案：
一、ADI 智能電網方案
二、Freescale 可擴展Kinetis之ZigBee® 智慧能源無線解決方案
一、ADI 智能電網方案
ADI 作為全球混合信號處理技術領先者，是智能電網領域的主要電子系統解決方案供貨商。ADI 在集成電能測量方面具有卓越的專業經驗，采用 ADI 計量技術的電表已達3億塊； ADI 的高精度轉換器和運算放大器保證了電壓電流的精密測量；在全世界需要使用數模/模數轉換器的電力設備中，大約有 50% 是采用 ADI 的轉換器；ADI 高性能的信號處理能力保證了電網的實時可靠運行；ADI 針對電力應用提供系統級的混合信號設計方案，簡化了設計復雜性并縮短了產品設計周期； ADI通過創新和增加信號處理集成度幫助用戶的降低了系統成本。
方案框圖：
主要芯片介紹：
1. ADI ADE7953 Single Phase Multifunction Metering
Features：
•Measures active, reactive, and apparent energy; sampled waveform; current and voltage RMS
•Provides a second current input for neutral current measurement
•Less than 0.1% error in active and reactive energy measurement over a dynamic range of 3000:1
•Less than 0.2% error in instantaneous IRMS and VRMS measurements over a dynamic range of 500:1
•Provides apparent energy measurement and instantaneous power readings
•1.5kHz bandwidth operation
•Flexible PGA gain stage (up to X22)
•Includes internal integrator for use with Rogowski coil
•SPI, I2C or UART communication
Specifications：
•Anti-Tamper Support: Missing Neutral
•Measurement Parameters : Irms, VA, VAR, Vrms, Watt, PF
•Current Sensor Interface: Current Shunt, Current Transformer, Rogowski Coil
•Package: 28-Lead LFCSP
2. ADI ADE7880 Polyphase Multifunction Metering
Features：
•Highly accurate; supports IEC 62053-21, IEC 62053-22, IEC 62053-23, EN 50470-1, EN 50470-3, ANSI C12.20, and IEEE1459 standards
•Supports IEC 61000-4-7 Class I and II accuracy specification
•Compatible with 3-phase, 3- or 4-wire (delta or wye), and other 3-phase services
•Supplies rms, active, reactive and apparent powers, power factor, THD+N and harmonic distortion of all harmonics within 2.8 KHz pass band on all phases
•Supplies rms and harmonic distortions of all harmonics within 2.8 KHz pass band on neutral current
•Supplies total (fundamental and harmonic) active and apparent energy and fundamental active/reactive energy on each phase and on the overall system
•Less than 0.1% error in active and fundamental reactive energy over a dynamic range of 1000 to 1 at TA = 25°C
•Less than 0.2% error in active and fundamental reactive energy over a dynamic range of 5000 to 1 at TA = 25°C
Specifications：
•Anti-Tamper Support: Current Fault
•Output Interface: HSDC,I2C,Pulsed,SPI
•Measurement Parameters : VA,VAR,Vrms,Watt, Irms
•Current Sensor Interface: Current Transformer,Rogowski Coil
•Package: 40-Lead LFCSP
3. ADE7169: Single-Phase Energy Measurement IC with 8052 MCU, RTC, and LCD Driver
Features：
•Wide supply voltage operation: 2.4 V to 3.7 V
•Internal bipolar switch between regulated and battery inputs
•Ultra low power operation with power saving modes (PSM)
•Low power battery mode
•Wake-up from I/O, temperature change, alarm, and UAR
•LCD driver operation
•Temperature measurement
•Proprietary ADCs and DSP provide anti-tampering detection, high accuracy active, reactive, and apparent energy measuremen
•Supports IEC 62053-21, IEC 62053-22, IEC 62053-23, EN 50470-3 Class A, Class B, and Class C, and ANSI C12-16
•Single-cycle 4MIPS 8052 core
•32.768 kHz external crystal with on-chip PLL
Specifications：
•Anti-Tamper Support: Missing Neutral
•Measurement Parameters : Irms,VA,VAR,Vrms,Watt
•Current Sensor Interface: Current Shunt, Current Transformer, Rogowski Coil
•Package: 64 -Lead LQFP (10x10mm)
4. ADI ADuCRF101 Precision Analog Microcontroller ARM Cortex M3 with ISM band Transceiver
Features：
•RF Transceiver
•Frequency bands, 862 MHz to 928 MHz and 431 MHz to 464 MHz
•Multiple Configurations supported
•Receiver sensitivity (BER), −107.5 dBm at 38.4 kbps, 2FSK
•Single and ended and differential PA
•Low External BOM
•Microcontroller
•ARM Cortex™-M3 32-bit processor
•Serial Wire download and debug
•External Watch crystal for wakeup timer
•16 MHz internal Oscillator with 8-way Programmable Divider
•Memory
•128k/64k Bytes Flash/EE Memory, 16k/8k Bytes SRAM
•20000 cycle Flash/EE endurance
•10 year Flash/EE retention
•In-circuit download via Serial Wire and UART
•On-Chip Peripherals
•UART, I2C and SPI Serial I/O
•28-Pin GPIO Port
•2 General Purpose Timers
•Wake-up Timer
•Watchdog Timer
•8-Channel PWM
•Power
•Supply Range: 2.2 V to 3.6 V
•Power Consumption;
•680 nA, in power down mode, non-retained state
•1.6 µA, in power down mode, MCU memory and transceiver memory retained
•190 µA / Mhz, Cortex in active mode
•12.8 mA transceiver in receive mode, Cortex in power down mode
•9 to 32 mA transceiver in transmit mode, Cortex in power down mode
•Analog I/O
•6-Channel, 14-bit or 12-bit ADC
•Single ended and differential inputs
•Programmable data rate up to 842kSPS
•On-Chip Voltage Reference and Temperature Sensor
•Packages and Temperature Range
•64 lead LFCSP (9mm x 9mm) package –40°C to 85°C
參考圖片：
二、Freescale可擴展Kinetis之ZigBee® 智慧能源無線解決方案
Freescale發布了首個 ARM® Cortex™-M4 處理器在智能能源、智能電表和大樓控制等應用的無線解決方案，進一步擴充了Kinetis微控制器 (MCU) 產品組合。Freescale新一代 Kinetis 無線解決方案在 ZigBee® 平臺上提供高性能及安全性，設計者可以根據他們的特定應用來優化解決方案。
Freescale設計Kinetis KW20無線微控制器系列的目的是應對未來 ZigBee 智能能源和互聯網協議規范所帶來的不斷增長的處理和內存要求， Kinetis KW20無線微控制器整合了一個 ARM Cortex-M4 處理器與 MC1323/4 RF 收發器搭配形成一個強大的功能集，提供了一個可靠、安全且低功耗的 ZigBee 平臺。工程師們可以選擇KW20 MCU的單芯片解決方案，也可以選擇將RF收發器和相對應的Kinetis MCU結合在一起，靈活地根據特定的應用需求定制。
Kinetis KW20無線微控制器提供高性能，滿足智能能源應用的內存和安全需求，同時為設計師帶來了最大程度的靈活性。Kinetis系列產品融入了ZigBee連接功能后，可以讓用戶的系統永不過時，同時獲得更高的無線性能和額外的安全性。
Kinetis KW20 MCUs 和 MC1323X RF transceiver for 802.15.4 解決方案
Freescale的KW20無線MCU和MC13233/4 RF收發器通過低功耗和增加回路預算提供先進的RF性能。收發器是天線型分集收發器，可以增強RF可靠性，特別是在出現干擾的情況下。KW20 無線MCU和MC13233/4 RF收發器的設計可以降低傳輸和接收功率，其低功耗運行模式可以優化能源的利用。
KW20 無線MCU和MC13233/4 RF收發器具有獨特的特性，提供雙重個人局域網(PAN)支持，能夠使用同一組件和兩個ZigBee網絡進行無線通信。此外，Freescale在組件中內含高端處理器中罕見的高級安全功能，滿足客戶對更先進的加密方法、密鑰、安全內存及篡改偵查功能的需求。安全閃存保護代碼和數據免遭非法入侵和修改，篡改偵查可以偵察到擦除事件，還可以異步擦除安全RAM并產生中斷，使組件可以采取其他行動，包括系統重啟。MMCAU(內存映像的加密加速單元)支持一套專門的操作來增強加密和解密操作的吞吐量以及消息摘要功能。在2008年，Freescale發布第一個32位ZigBee平臺選擇了IAR Systems的集成開發環境(IDE)直到現在，IAR System能夠實現最有效的程序優化。
Kinetis KW20無線MCU規格
•ARM Cortex™-M4 core with DSP
•Up to 512 KB of flash and 64 KB of RAM
•Up to 64 KB of FlexMemory
•Secure flash & Tamper detect
•Cryptography acceleration unit
•High-performance IEEE 802.15.4-2011 transceiver
•Packet processor & Single ended
•Diversity
•Dual PAN support
•+10 dBm output power & -102 dBm sensitivity
•TX 15 mA @ 0 dBM(CPU sleep) & RX 15 mA
•128-bit random
•1.8 to 3.6-volt operating range
•Small footprint
•Compatible with Freescale Kinetis MCU family
•–40 ˚C to +105 ˚C operational temperature range
MC13233/4 RF收發器規格：
BeeKit 研發平臺
無論開發者選擇單芯片Kinetis KW20無線MCU解決方案，還是使用帶有MC13233/4 RF收發器的多芯片解決方案，他們可以享用Kinetis MCU產品組合工具和軟件。ZigBee協議軟件已整合到Kinetis開發工具中，可以進一步加速開發時間。支持包括BeeKit無線連接工具箱，基于Eclipse™的CodeWarrior 集成開發環境(IDE)。Freescale MQX軟件解決方案，和Tower System模塊開發平臺，可以快速提供原型產品。我們廣闊的ARM生態系統還可以提供第三方開發支持，包括IAR的IDE。
