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STM32F107RC Datasheet(PDF) 68 Page - STMicroelectronics |
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STM32F107RC Datasheet(HTML) 68 Page - STMicroelectronics |
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68 / 95 page ![]() Electrical characteristics STM32F105xx, STM32F107xx 68/95 Doc ID 15274 Rev 4 CAN (controller area network) interface Refer to Section 5.3.12: I/O port characteristics for more details on the input/output alternate function characteristics (CANTX and CANRX). 5.3.16 12-bit ADC characteristics Unless otherwise specified, the parameters given in Table 51 are derived from tests performed under the ambient temperature, fPCLK2 frequency and VDDA supply voltage conditions summarized in Table 9. Note: It is recommended to perform a calibration after each power-up. Table 50. Dynamics characteristics: Ethernet MAC signals for MII(1) 1. TBD stands for to be determined. Symbol Rating Min Typ Max Unit tsu(RXD) Receive data setup time TBD TBD TBD ns tih(RXD) Receive data hold time TBD TBD TBD ns tsu(DV) Data valid setup time TBD TBD TBD ns tih(DV) Data valid hold time TBD TBD TBD ns tsu(ER) Error setup time TBD TBD TBD ns tih(ER) Error hold time TBD TBD TBD ns td(TXEN) Transmit enable valid delay time 13.4 15.5 17.7 ns td(TXD) Transmit data valid delay time 12.9 16.1 19.4 ns Table 51. ADC characteristics Symbol Parameter Conditions Min Typ Max Unit VDDA Power supply 2.4 3.6 V VREF+ Positive reference voltage 2.4 VDDA V IVREF Current on the VREF input pin 160(1) 220(1) µA fADC ADC clock frequency 0.6 14 MHz fS (2) Sampling rate 0.05 1 MHz fTRIG (2) External trigger frequency fADC = 14 MHz 823 kHz 17 1/fADC VAIN Conversion voltage range(3) 0 (VSSA or VREF- tied to ground) VREF+ V RAIN (2) External input impedance See Equation 1 and Table 52 for details 50 kY RADC (2) Sampling switch resistance 1 kY CADC (2) Internal sample and hold capacitor 8 pF tCAL (2) Calibration time fADC = 14 MHz 5.9 µs 83 1/fADC |
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