STR750FXX datasheet(40/84 Pages) STMICROELECTRONICS

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Electrical parameters

STR750Fxx STR751Fxx STR752Fxx STR755Fxx

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Subject to general operating conditions for VDD_IO, and TA

Table 15.

Single supply typical power consumption in Run, WFI, Slow and Slow-WFI modes

Symbol

Para meter

Conditions

3.3V

typ(1)

typ(2)

Unit

IDD

(3)

Supply current in

RUN mode(4)

Clocked by OSC4M with PLL multiplication, all peripherals

enabled in the MRCC_PLCKEN register:

fHCLK=60 MHz, fPCLK=30 MHz

fHCLK=56 MHz, fPCLK=28 MHz

fHCLK=48 MHz, fPCLK=24 MHz

fHCLK=32 MHz, fPCLK=32 MHz

fHCLK=16 MHz, fPCLK=16 MHz

fHCLK=8 MHz, fPCLK=8 MHz

Clocked by OSC4M with PLL multiplication, only EXTIT

peripheral enabled in the MRCC_PLCKEN register:

fHCLK=60 MHz, fPCLK=30 MHz

fHCLK=56 MHz, fPCLK=28 MHz

fHCLK=48 MHz, fPCLK=24 MHz

fHCLK=32 MHz, fPCLK=32 MHz

fHCLK=16 MHz, fPCLK=16 MHz

fHCLK=8 MHz, fPCLK=8 MHz

Supply current in

WFI mode(4)

Clocked by OSC4M with PLL multiplication, only EXTIT

peripheral enabled in the MRCC_PLCKEN register:

fHCLK=60 MHz, fPCLK=30 MHz

(5)

fHCLK=56 MHz, fPCLK=28 MHz

(5)

fHCLK=48 MHz, fPCLK=24 MHz

(5)

fHCLK=32 MHz, fPCLK=32 MHz

(6)

fHCLK=16 MHz, fPCLK= 16 MHz

(6)

fHCLK= 8 MHz, fPCLK= 8 MHz

(6)

Supply current in

SLOW mode(4)

Clocked by FREEOSC: fHCLK=fPCLK=~5 MHz,

Clocked by OSC4M: fHCLK=fPCLK=4 MHz

Clocked by LPOSC: fHCLK=fPCLK=~300 kHz

Clocked by OSC32K: fHCLK=fPCLK=32.768 kHz

3.65

3.5

3.9

4.2

Supply current in

SLOW-WFI

mode(4)(7)

Clocked by FREEOSC: fHCLK=fPCLK=~5 MHz

Clocked by OSC4M: fHCLK=fPCLK=4 MHz

Clocked by LPOSC: fHCLK=fPCLK=~300 kHz

Clocked by OSC32K: fHCLK=fPCLK=32.768 kHz

3.5

3.1

1.15

0.98

4.0

3.75

1.65

1.5

Typical data based on TA=25° C and VDD_IO=3.3V.

Typical data based on TA=25° C and VDD_IO=5.0V.

The conditions for these consumption measurements are described at the beginning of Section 5.3.4 on page 36.

Single supply scheme see Figure 14.

Parameter setting BURST=1, WFI_FLASHEN=1

Parameter setting BURST=0, WFI_FLASHEN=0

Parameter setting WFI_FLASHEN=0, OSC4MOFF=1

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