STM32F318C8 datasheet(93/125 Pages) STMICROELECTRONICS

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STM32F318C8 STM32F318K8

Electrical characteristics

107

6.3.18

ADC characteristics

Unless otherwise specified, the parameters given in Table 59 to Table 61 are guaranteed by

design, with conditions summarized in Table 20.

Table 59. ADC characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VDDA

Analog supply voltage for

ADC

-1.8

3.6

IDDA

ADC current consumption



(see Figure 27)

Single-ended mode,

5 MSPS

1011.3

1172.0

µA

Single-ended mode,

1 MSPS

214.7

322.3

Single-ended mode,

200 KSPS

54.7

81.1

Differential mode,

5 MSPS

1061.5

1243.6

Differential mode,

1 MSPS

246.6

337.6

Differential mode,

200 KSPS

56.4

83.0

fADC

ADC clock frequency

0.14

MHz

fS(1)

Sampling rate

Resolution = 12 bits,

Fast Channel

0.01

5.14

MSPS

Resolution = 10 bits,

Fast Channel

0.012

Resolution = 8 bits,

Fast Channel

0.014

7.2

Resolution = 6 bits,

Fast Channel

0.0175

fTRIG(1)

External trigger frequency

fADC = 72 MHz

Resolution = 12 bits

5.14

MHz

Resolution = 12 bits

1/fADC

VAIN

Conversion voltage range

VDDA

RAIN(1)

External input impedance

100



CADC(1)

Internal sample and hold

capacitor

tCAL(1)

Calibration time

fADC = 72 MHz

1.56

µs

112

1/fADC

tlatr(1)

Trigger conversion latency



Regular and injected

channels without conversion

abort

CKMODE = 00

1.5

2.5

1/fADC

CKMODE = 01

1/fADC

CKMODE = 10

2.25

1/fADC

CKMODE = 11

2.125

1/fADC

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