STM32H747AI datasheet(160/252 Pages) STMICROELECTRONICS | Dual 32-bit Arm® Cortex®-M7 up to 480MHz and -M4 MCUs, up to 2MB Flash, 1MB RAM, 46 com. and analog interfaces, SMPS, DSI

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STM32H747AI датащи(PDF) 160 Page - STMicroelectronics

номер детали	STM32H747AI

подробное описание детали	Dual 32-bit Arm® Cortex®-M7 up to 480MHz and -M4 MCUs, up to 2MB Flash, 1MB RAM, 46 com. and analog interfaces, SMPS, DSI

PDF	252 Pages

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производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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Electrical characteristics

STM32H747xI/G

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DS12930 Rev 1

Output buffer timing characteristics (HSLV option disabled)

The HSLV bit of SYSCFG_CCCSR register can be used to optimize the I/O speed when the

product voltage is below 2.7 V.

Table 74. Output timing characteristics (HSLV OFF)(1)(2)

Speed

Symbol

Parameter

conditions

Min

Max

Unit

00

Fmax(3)

Maximum frequency

C=50 pF, 2.7 V≤ VDD≤3.6 V

-

12

MHz

C=50 pF, 1.62 V≤VDD≤2.7 V

-

3

C=30 pF, 2.7 V≤VDD≤3.6 V

-

12

C=30 pF, 1.62 V≤VDD≤2.7 V

-

3

C=10 pF, 2.7 V≤VDD≤3.6 V

-

16

C=10 pF, 1.62 V≤VDD≤2.7 V

-

4

tr/tf(4)

Output high to low level

fall time and output low

to high level rise time

C=50 pF, 2.7 V≤ VDD≤3.6 V

-

16.6

ns

C=50 pF, 1.62 V≤VDD≤2.7 V

-

33.3

C=30 pF, 2.7 V≤VDD≤3.6 V

-

13.3

C=30 pF, 1.62 V≤VDD≤2.7 V

-

25

C=10 pF, 2.7 V≤VDD≤3.6 V

-

10

C=10 pF, 1.62 V≤VDD≤2.7 V

-

20

01

Fmax(3)

Maximum frequency

C=50 pF, 2.7 V≤ VDD≤3.6 V

-

60

MHz

C=50 pF, 1.62 V≤VDD≤2.7 V

-

15

C=30 pF, 2.7 V≤VDD≤3.6 V

-

80

C=30 pF, 1.62 V≤VDD≤2.7 V

-

15

C=10 pF, 2.7 V≤VDD≤3.6 V

-

110

C=10 pF, 1.62 V≤VDD≤2.7 V

-

20

tr/tf(4)

Output high to low level

fall time and output low

to high level rise time

C=50 pF, 2.7 V≤ VDD≤3.6 V

-

5.2

ns

C=50 pF, 1.62 V≤VDD≤2.7 V

-

10

C=30 pF, 2.7 V≤VDD≤3.6 V

-

4.2

C=30 pF, 1.62 V≤VDD≤2.7 V

-

7.5

C=10 pF, 2.7 V≤VDD≤3.6 V

-

2.8

C=10 pF, 1.62 V≤VDD≤2.7 V

-

5.2

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