STR752FR1H7 STMICROELECTRONICS [STMicroelectronics], STR752FR1H7 Datasheet - Page 26
STR752FR1H7
Manufacturer Part Number
STR752FR1H7
Description
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.STR752FR1H7.pdf
(84 pages)
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Electrical parameters
5.1.6
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Power supply schemes
When mentioned, some electrical parameters can refer to a dedicated power scheme
among the four possibilities. The four different power schemes are described below.
Power supply scheme 1: Single external 3.3 V power source
Figure 8.
+/-0.3V
33nF
3.3V
1µF
10µF
VREG_DIS
1µF
V
V
GP I/Os
V
V
V
V
ADC
V
DD_ADC
SS_ADC
SS_PLL
V
V
DD_PLL
18_BKP
SS_BKP
Power supply scheme 1
V
18REG
V
DD_IO
SS_IO
SS18
SS18
V
IN
18
3.3V
3.3V
V
IO
=3.3V
V
REGULATOR
LOW POWER
REGULATOR
18
ADC
VOLTAGE
VOLTAGE
OUT
PLL
IN
MAIN
V
V
MVREG
LPVREG
STR750Fxx STR751Fxx STR752Fxx STR755Fxx
I/O LOGIC
= 1.8V
~1.4V
IN STANDBY MODE THIS BLOCK IS KEPT POWERED ON
POWER
SWITCH
NORMAL
MODE
V
BACKUP
V
CORE
BACKUP REGISTERS)
WAKEUP LOGIC,
OSC32K, RTC
KERNEL LOGIC
CIRCUITRY
MEMORIES)
BACKUP
DIGITAL &
(CPU &
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