Model Number
SD6505
SD8518S
SD8318
Operating Voltage

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    2.4~3.6V
    2.4~3.6V
    2.4~3.6V
    Operating Current

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      1.5mA
      1.5mA
      1.5mA
      OTP

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        --
        16k Bytes
        16k Bytes
        SRAM

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          --
          512 Bytes
          512 Bytes
          ADC ENOB

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            19.3bits@8sps
            Gain = 128
            18.7bits@8sps
            Gain = 128
            18.7bits@8sps
            Gain = 128
            Display

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              LED
              56pixels
              LCD
              40SEG*4COM
              LCD
              24SEG*4COM
              Peripherals

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                DAC
                DAC、RTC、UART、PWM
                DAC、RTC、UART、PWM
                Fat Measurement Method

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                  Four Electrodes AC
                  Four Electrodes AC
                  Four Electrodes AC
                  Package

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                    SSOP24
                    LQFP64
                    LQFP48
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