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STM32F415RG 数据表(PDF) 130 Page - STMicroelectronics |
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STM32F415RG 数据表(HTML) 130 Page - STMicroelectronics |
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130 / 186 page  Electrical characteristics STM32F415xx, STM32F417xx 130/186 DocID022063 Rev 4 CAN (controller area network) interface Refer to Section 5.3.16: I/O port characteristics for more details on the input/output alternate function characteristics (CANTX and CANRX). 5.3.20 12-bit ADC characteristics Unless otherwise specified, the parameters given in Table 67 are derived from tests performed under the ambient temperature, fPCLK2 frequency and VDDA supply voltage conditions summarized in Table 14. Table 67. ADC characteristics Symbol Parameter Conditions Min Typ Max Unit VDDA Power supply 1.8(1) -3.6 V VREF+ Positive reference voltage 1.8(1)(2)(3) -VDDA V fADC ADC clock frequency VDDA = 1.8(1)(3) to 2.4 V 0.6 15 18 MHz VDDA = 2.4 to 3.6 V(3) 0.6 30 36 MHz fTRIG(4) External trigger frequency fADC = 30 MHz, 12-bit resolution - - 1764 kHz - - 17 1/fADC VAIN Conversion voltage range(5) 0 (VSSA or VREF- tied to ground) -VREF+ V RAIN(4) External input impedance See Equation 1 for details -- 50 κΩ RADC(4)(6) Sampling switch resistance - - 6 κΩ CADC(4) Internal sample and hold capacitor -4 - pF tlat(4) Injection trigger conversion latency fADC = 30 MHz - - 0.100 µs -- 3(7) 1/fADC tlatr(4) Regular trigger conversion latency fADC = 30 MHz - - 0.067 µs -- 2(7) 1/fADC tS(4) Sampling time fADC = 30 MHz 0.100 - 16 µs 3- 480 1/fADC tSTAB(4) Power-up time - 2 3 µs |
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