STR755FR2H6 STMicroelectronics, STR755FR2H6 Datasheet - Page 26

• Manufacturer Part Number: STR755FR2H6
• Description: MCU ARM7 32BIT 256K FLSH 64LFBGA
• Manufacturer: STMicroelectronics
• Series: STR7r

Specifications of STR755FR2H6

• Core Processor: ARM7
• Core Size: 32-Bit
• Speed: 60MHz
• Connectivity: I²C, SPI, SSI, SSP, UART/USART
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 38
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LFBGA
• For Use With: MCBSTR750UME - BOARD EVAL MCBSTR750 + ULINK-MEMCBSTR750U - BOARD EVAL MCBSTR750 + ULINK2497-5754 - KIT STARTER IAR STR750497-5753 - KIT STARTER KEIL FOR STR7/STR9497-5752 - KIT STARTER IAR FOR STR7/STR9497-5748 - BOARD EVALUATION FOR STR750XF
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Electrical parameters
6.1.6
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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
GP I/Os
V
V
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
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 &