STM32H750VB datasheet(268/335 Pages) STMICROELECTRONICS

268 / 335 page

Electrical characteristics (rev V)

STM32H750VB STM32H750ZB STM32H750IB STM32H750XB

268/334

DS12556 Rev 5

7.3.20

16-bit ADC characteristics

Unless otherwise specified, the parameters given in Table 182 are derived from tests

performed under the ambient temperature, fPCLK2 frequency and VDDA supply voltage

conditions summarized in Table 120: General operating conditions.

Table 182. ADC characteristics(1)(2)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VDDA

Analog supply

voltage for ADC

-1.62

3.6

VREF+

Positive reference

voltage

-1.62

VDDA

VREF-

Negative

reference voltage

-VSSA

fADC

ADC clock

frequency

1.62 V ≤ VDDA ≤ 3.6 V

BOOST = 11

0.12

MHz

BOOST = 10

0.12

BOOST = 01

0.12

12.5

BOOST = 00

6.25

fs(3)

Sampling rate for

Direct channels(4)

Resolution = 16 bits,

VDDA >2.5 V

TJ = 90 °C

fADC=36 MHz

SMP = 1.5

3.60

MSps

Resolution = 16 bits

fADC=37 MHz

SMP = 2.5

3.35

Resolution = 14 bits

TJ = 125 °C

fADC = 50 MHz

SMP = 2.5

5.00

Resolution = 12 bits

fADC = 50 MHz

SMP = 2.5

5.50

Resolution = 10 bits

fADC = 50 MHz

SMP = 1.5

7.10

Resolution = 8 bits

fADC = 50 MHz

SMP = 1.5

8.30

Sampling rate for

Fast channels

Resolution = 16 bits,

VDDA >2.5 V

TJ = 90 °C

fADC=32 MHz

SMP = 2.5

2.90

Resolution = 16 bits

fADC=31 MHz

SMP = 2.5

2.80

Resolution = 14 bits

TJ = 125 °C

fADC = 33 MHz

SMP = 2.5

3.30

Resolution = 12 bits

fADC = 39 MHz

SMP = 2.5

4.30

Resolution = 10 bits

fADC = 48 MHz

SMP = 2.5

6.00

Resolution = 8 bits

fADC = 50 MHz

SMP = 2.5

7.10

Sampling rate for

Slow channels

Resolution = 16 bits

TJ = 90 °C

fADC = 10 MHz

SMP = 1.5

1.00

resolution = 14 bits

TJ = 125 °C

resolution = 12 bits

resolution = 10 bits

resolution = 8 bits

tTRIG

External trigger

period

Resolution = 16 bits

fADC

VAIN(5)

Conversion

voltage range

-0

VREF+

VCMIV

Common mode

input voltage

VREF/2

− 10%

VREF/

VREF/2

+ 10%

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