产品描述:
The微芯片公司的SAM4C4微控制器是围绕两个高性能32位ARM®Cortex®-M4RISC处理器构建的智能能源应用的系统级解决方案。这些设备的运行速度为120 MHz,每个内核具有256K字节的嵌入式闪存、152K字节的SRAM和片上高速缓存。双ARM®Cortex®-M4架构允许在单个设备中集成应用层、通信层和安全功能,并能够通过16位外部总线接口扩展程序和数据存储器。
产品特性:
- ARM Cortex-M4在120 MHz下运行
- 内存保护单元(MPU)
- 数字信号处理器指令
- Thumb®-2指令集
- InstructionandDataCacheControllerwith2KbytesCacheMemory
- 256Kbytesoflash、128Kbytes of SRAM、8KbytesofROM
- ARMCortex-M4F
- 符合IEEE754标准的单精度浮点单元(FPU)
- 数字信号处理器指令
- Thumb-2指令集
- InstructionandDataCacheControllerwith2KbytesCacheMemory
- 16K+8K字节的SRAM
- 基于中断的处理器间通信
- 异步时钟
- 单中断控制器(NVIC)Foreachcore
- 每个外围设备IRQ路由到每个NVIC输入
- HighperformanceAES128to256withvariousmodes(GCM,加拿大皇家银行、欧洲央行、CFB、加拿大皇家银行-MAC、CTR)
- TRNG(高达38Mbit/sstream,带Diehard和FIPS测试)
- PublicKeyCryptoacceleratorandassociatedROMlibraryforRSA,ECC、DSA、ECDSA
- IntegrityCheckModule(ICM)basedonSecureHashAlgorithm(SHA1,SHA224、SHA256)、DMA辅助
- UptofourphysicalAnti-tamperDetectionI/OswithTimeStampingandImmediateClearofGeneralBackupRegisters
- SecurityBitforDeviceProtectionfromJTAGAccesses
- EmbeddedCoreandLCDVoltageRegulatorforsinglesupplyoperation
- 通电-重置(POR),BrownoutDetector(BOD)andDualWatchdogforsafeoperation
- Ultra-low-powerBackupmode(<0.5µATypical@25ºC)
- Optional3to20MHzquartzorceramicresonatoroscillatorswithclockfailuredetection
- Ultra-low-power32.768kHzcrystaloscillatorforRTCwithfrequencymonitoring
- High-precision4/8/12MHzfactory-trimmedinternalRCoscillatorwithon-the-flytrimmingcapability
- 一个高达240 MHz的高频PLL,一个内部32kHz输入的8 MHzPLL
- Low-powerslowclockinternalRCoscillatoraspermanentclock
- Ultra-low-powerRTCwithGregorianandPersianCalendar,波形产生与时钟校准
- 最多23个外设DMA(PDC)通道
- Displaycapacityof50segmentsand6commonterminals
- 软件可选LCD输出电压(对比)
- 可以在备份模式下使用
- 最多5个USART,支持ISO7816、IrDA®、RS-485、SPI和曼彻斯特模式
- 双线UART
- Two400kHzMaster/SlaveandMulti-MasterTwo-wireInterfaces(I2Ccompatible)
- 升级串行外设接口(SPI)
- 双通道16位定时器/计数器,具有捕获、波形、比较和脉宽调制模式
- QuadratureDecoderLogicand2-bitGrayUp/DownCounterforStepperMotor
- 4路16位脉冲宽度调制器
- 32位实时定时器
- 8通道,500K/S,Low-power,10-bitSARADCwithDigitalaveragerproviding12-bitresolutionat30kS/s
- SoftwareControlledOn-chipReferencerangingfrom1.6Vto3.4V
- TemperatureSensorandBackupBatteryVoltageMeasurementChannel
- Upto74I/OlineswithExternalInterruptCapability(edgeorlevelsensitivity),施密特触发器、内部上拉/下拉、去弹跳、GlitchFilteringandOn-dieSeriesResistorTermination
- 100引线LQFP,14x14 mm,间距0.5 mm