STM32F407IGT7 查看數據表（PDF） - STMicroelectronics

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STM32F407IGT7

ARM Cortex-M4 32b MCU+FPU, 210DMIPS, up to 1MB Flash/192+4KB RAM, USB OTG HS/FS, Ethernet, 17 TIMs, 3 ADCs, 15 comm. interfaces & camera

STMicroelectronics 

Electrical characteristics

STM32F405xx, STM32F407xx

5.3.21 Temperature sensor characteristics

Table 69. Temperature sensor characteristics

Symbol

Parameter

Min

TL(1)

VSENSE linearity with temperature

-

Avg_Slope(1) Average slope

-

V25(1)

Voltage at 25 °C

-

tSTART(2) Startup time

-

TS_temp(3)(2) ADC sampling time when reading the temperature (1 °C accuracy) 10

1. Based on characterization, not tested in production.

2. Guaranteed by design, not tested in production.

3. Shortest sampling time can be determined in the application by multiple iterations.

Typ

±1

2.5

0.76

6

-

Max

±2

10

-

Unit

°C

mV/°C

V

µs

µs

Table 70. Temperature sensor calibration values

Symbol

Parameter

Memory address

TS_CAL1 TS ADC raw data acquired at temperature of 30 °C, VDDA=3.3 V 0x1FFF 7A2C - 0x1FFF 7A2D

TS_CAL2 TS ADC raw data acquired at temperature of 110 °C, VDDA=3.3 V 0x1FFF 7A2E - 0x1FFF 7A2F

5.3.22 VBAT monitoring characteristics

Symbol

Table 71. VBAT monitoring characteristics

Parameter

Min

Typ

R

Q

Er(1)

TS_vbat(2)(2)

Resistor bridge for VBAT

Ratio on VBAT measurement

Error on Q

ADC sampling time when reading the VBAT

1 mV accuracy

-

50

-

2

–1

-

5

-

1. Guaranteed by design, not tested in production.

2. Shortest sampling time can be determined in the application by multiple iterations.

Max

-

-

+1

-

Unit

KΩ

%

µs

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DocID022152 Rev 4

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