系列介绍 ---------------------------------------------------------------------------------------------------------------- SWM320 内嵌ARM®CortexTM-M4 控制器,片上包含精度为1%以内的20MHz/40MHz时钟,可通过PLL 倍频到120MHz 时钟,提供多种串行、并行接口,支持扩展NOR Flash、SRAM、SDRAM、TFT彩色液晶屏、SD卡等,具有高性能、低功耗、代码密度大等突出特点,适用于工业控制、白色家电、电机驱动等诸多应用领域。
产品特色 ---------------------------------------------------------------------------------------------------------------- ① 最高工作频率:120MHz; ② 超大内部存储器:512K Flash、128K RAM; ③ 丰富串行接口:最多4路UART、2路I2C、2路SPI、1路CAN; ④ 丰富并行总线:支持SRAM、SDRAM、NOR Flash; ⑤ LCD接口:支持RGB、MPU,最高分辨率1024*768; ⑥ SDIO接口:支持SDIO接口协议; ⑦ DMA控制器:支持存储器、外设间的数据搬运。
1. General Description
The CS56SD512 is high-performance CMOS Dynamic RAMs (DRAM) organized as 32M x 16.
These devices feature advanced circuit design to provide low active current and extremely low
standby current. The device is compatible with the JEDEC standard LP-SDRAM specifications.
2. Features
2.1 Functionality
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Standard SDRAM Functionality
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Programmable burst lengths : 1, 2, 4, 8 or full page
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64ms refresh period (8K cycle)
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JEDEC Compatibility
2.2 Low Power Features
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Auto TCSR(Temperature Compensated Self Refresh)
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Partial Array Self Refresh power-saving mode
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Deep Power Down Mode
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Driver Strength Control
2.3 Operating Temperature Ranges:
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Commercial (0℃ to +70℃)
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Industrial (-40℃ to +85℃)
2.4 LVCMOS Compatible IO Interface
2.5 Package type:
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54L TSOP2-400mil
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54ball TFBGA-8mm x 8mm x 1.0mm (0.8mm pitch)
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