STM32F373VC datasheet(57/131 Pages) STMICROELECTRONICS

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STM32F37xxx

Electrical characteristics

114

6.3

Operating conditions

6.3.1

General operating conditions

Table 22. General operating conditions

Symbol

Parameter

Conditions

Min

Max

Unit

fHCLK

Internal AHB clock frequency

MHz

fPCLK1

Internal APB1 clock frequency

fPCLK2

Internal APB2 clock frequency

VDD

Standard operating voltage

Must have a potential equal

to or lower than VDDA

2.0

3.6

VDDA(1)

Analog operating voltage

(ADC and DAC used)

Must have a potential equal

to or higher than VDD

2.4

3.6

Analog operating voltage

(ADC and DAC not used)

2.0

3.6

VDDSD12

VDDSD12 operating voltage

(SDADC used)

Must have a potential equal

to or lower than VDDA

2.2

3.6

VDDSD12 operating voltage

(SDADC not used)

2.0

3.6

VDDSD3

VDDSD3 operatin g voltage

(SDADC used)

Must have a potential equal

to or lower than VDDA

2.2

3.6

VDDSD3 operating voltage

(SDADC not used)

2.0

3.6

VREF+

Positive reference voltage (ADC

and DAC used)

Must have a potential equal

to or lower than VDDA

2.4

3.6

Positive reference voltage (ADC

and DAC not used)

2.0

3.6

VREFSD+

SDADCx positive reference

voltage

Must have a potential equal

to or lower than any VDDSDx

1.1

3.6

VBAT

Backup operating voltage

1.65

3.6

VIN

Input voltage on FT and FTf

pins(2)

- 0.3

5.5

Input voltage on TTa pins

- 0.3

VDDA

+ 0.3

Input voltage on TC pins on

SDADCx channels inputs(3)

- 0.3

VDDSDx

+ 0.3

Input voltage on BOOT0 pin

5.5

Input voltage on any other pin

- 0.3

VDD

+ 0.3

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