MM32F3277E7P
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            CoreCortex-M3, 120 MHz 
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            FamilyMM32F3270 Series 
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            Sub-FamilyMM32F3277E 
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          CMSIS PackMM32F3270_DFP
Subfamily: MM32F3277E
Frequency: 120MHz 
Memory: 256 kB Flash, 128 kB RAM
Communication: up to 8 x UART, 3 x SPI, 2 x I2C,3 x I2S, USB_OTG, CAN, 1 x SDIO, Ethernet MAC
Analog : ADC, DAC, COMP 
power saving mode:stop, sleep, and standby mode
Other: RTC
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        Features Device MM32F3277E7P 
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          MemoryIRAM1 128 KiB IROM1 256 KiB