str755fvx STMicroelectronics, str755fvx Datasheet - Page 25

• Manufacturer Part Number: str755fvx
• Description: Arm7tdmi-s, 32-bit Mcu With Flash, Smi, 3 Std 16-bit Timers Pwm Timer, Fast 10-bit Adc, I2c, Uart, Ssp, Usb And Can
• Manufacturer: STMicroelectronics

STR750F
3.1.6
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
LOW POWER
REGULATOR
18
REGULATOR
ADC
VOLTAGE
VOLTAGE
OUT
PLL
IN
MAIN
V
V
MVREG
LPVREG
I/O LOGIC
= 1.8V
~1.4V
IN STANDBY MODE THIS BLOCK IS KEPT POWERED ON
POWER
SWITCH
NORMAL
MODE
V
BACKUP
V
CORE
Electrical parameters
BACKUP REGISTERS)
WAKEUP LOGIC,
OSC32K, RTC
KERNEL LOGIC
CIRCUITRY
MEMORIES)
BACKUP
DIGITAL &
(CPU &
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