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STM32L152C6 Fiches technique(PDF) 90 Page - STMicroelectronics |
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STM32L152C6 Fiches technique(HTML) 90 Page - STMicroelectronics |
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90 / 121 page ![]() Electrical characteristics STM32L151x6/8/B, STM32L152x6/8/B 90/121 Doc ID 17659 Rev 8 6.3.16 12-bit ADC characteristics Unless otherwise specified, the parameters given in Table 54 are guaranteed by design. Table 53. ADC clock frequency Symbol Parameter Conditions Min Max Unit fADC ADC clock frequency Voltage range 1 & 2 2.4 V ≤ VDDA ≤ 3.6 V VREF+ = VDDA 0.480 16 MHz VREF+ < VDDA VREF+ > 2.4 V 8 VREF+ < VDDA VREF+ ≤ 2.4 V 4 1.8 V ≤ VDDA ≤ 2.4 V VREF+ = VDDA 8 VREF+ < VDDA 4 Voltage range 3 4 Table 54. ADC characteristics Symbol Parameter Conditions Min Typ Max Unit VDDA Power supply 1.8 3.6 V VREF+ Positive reference voltage 2.4 V ≤ VDDA ≤ 3.6 V VREF+ must be below or equal to VDDA 1.8(1) VDDA VREF- Negative reference voltage VSSA IVDDA Current on the VDDA input pin 1000 1450 µA IVREF (2) Current on the VREF input pin Peak 400 700 Average 450 VAIN Conversion voltage range(3) 0(4) VREF+ V fS 12-bit sampling rate Direct channels 0.03 1 Msps Multiplexed channels 0.03 0.76 10-bit sampling rate Direct channels 0.03 1.07 Msps Multiplexed channels 0.03 0.8 8-bit sampling rate Direct channels 0.03 1.23 Msps Multiplexed channels 0.03 0.89 6-bit sampling rate Direct channels 0.03 1.45 Msps Multiplexed channels 0.03 1 |
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