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STM32F373VC 数据表(PDF) 109 Page - STMicroelectronics |
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STM32F373VC 数据表(HTML) 109 Page - STMicroelectronics |
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109 / 137 page  DocID022691 Rev 7 109/137 STM32F373xx Electrical characteristics 114 VREFSD- Negative ref. voltage -- VSSA -V - IDDSDx Supply current (VDDSDx = 3.3 V) Normal mode (fADC = 6 MHz) - 800 1200 µA - Slow mode (fADC = 1.5 MHz) - - 600 - Standby - - 200 - Power down - - 2.5 - SD_ADC off - - 1 - VAIN Common input voltage range Single ended mode (zero reference) VREFSD- - VREFSD+ /gain V Voltage on AINP or AINN pin Single ended offset mode VREFSD- - VREFSD+/ (gain*2) Differential mode VSSA -VDDSDx VDIFF Differential input voltage Differential mode only -VREFSD+/ (gain*2) - VREFSD+/ (gain*2) - Differential voltage between AINP and AINN fS Sampling rate Slow mode (fADC = 1.5 MHz) - 4.166 - kHz fADC/360 Slow mode one channel only (fADC = 1.5 MHz) -12.5 - fADC/120 Normal mode multiplexed channel (fADC = 6 MHz) - 16.66 - fADC/360 Normal mode one channel only, FAST= 1 (fADC = 6 MHz) -50 - fADC/120 tCONV Conversio n time -- 1/fs - s - Rain Analog input impedance One channel, gain = 0.5, fADC = 1.5 MHz -540 - k Ω see reference manual for detailed description One channel, gain = 0.5, fADC = 6 MHz -135 - One channel, gain = 8, fADC = 6 MHz - 47 - tCALIB Calibration time fADC = 6 MHz, one offset calibration - 5120 - µs 30720/fADC tSTAB Stabilizatio n time From power down fADC = 6 MHz - 100 - µs 600/fADC, 75/fADC if SLOWCK =1 tSTANDBY Wakeup from standby time fADC = 6 MHz - 50 - µs 300/fADC fADC = 1.5 MHz - 50 - 75/fADC if SLOWCK =1 Table 74. SDADC characteristics (continued)(1) Symbol Parameter Conditions Min Typ Max Unit Note |
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