STR751FR2 STMicroelectronics, STR751FR2 Datasheet - Page 29
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STR751FR2
Manufacturer Part Number
STR751FR2
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
Datasheet
1.STR755FV2.pdf
(84 pages)
Specifications of STR751FR2
Smart Low Power Modes
SLOW, WFI, STOP and STANDBY with backup registers
Conversion Time
min. 3.75 μs
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STR750Fxx STR751Fxx STR752Fxx STR755Fxx
6.1.7
6.1.8
Power supply scheme 4: Dual external 1.8 V and 5.0 V supply
Figure 11. Power supply scheme 4
I/O characteristics versus the various power schemes (3.3V or 5.0V)
Unless otherwise mentioned, all the I/O characteristics are valid for both
●
●
When V
Current consumption measurements
All the current consumption measurements mentioned below refer to Power scheme 1 and 2
as described in
V
V
DD_IO
DD_IO
+/-0.5V
V
DD_IO
5.0V
DD_IO
1.8V
VREG_DIS
V
V
V
V
V
V
V
GP I/Os
ADC
=3.0 V to 3.6 V with bit EN33=1
=4.5 V to 5.5 V with bit EN33=0
SS_BKP
DD_ADC
SS_ADC
V
18_BKP
SS_PLL
DD_PLL
V
DD_IO
V
18REG
=3.0 V to 3.6 V, I/Os are not 5V tolerant.
SS_IO
SS18
V
IN
18
Figure 12
5.0V
5.0V
V
IO
=5.0V
and
LOW POWER
REGULATOR
REGULATOR
VOLTAGE
ADC
VOLTAGE
OUT
PLL
IN
MAIN
OFF
Figure 13
OFF
NOTE : THE EXTERNAL 5.0V POWER SUPPLY MUST ALWAYS BE KEPT ON
V
V
MVREG
LPVREG
I/O LOGIC
POWER
SWITCH
V
BACKUP
V
CORE
Electrical parameters
BACKUP REGISTERS)
WAKEUP LOGIC,
(OSC32K, RTC
CIRCUITRY
MEMORIES)
BACKUP
DIGITAL &
(CORE &
KERNEL
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