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STM32H757II bảng dữ liệu(PDF) 112 Page - STMicroelectronics

tên linh kiện STM32H757II
Giải thích chi tiết về linh kiện  Dual 32-bit Arm® Cortex®-M7 up to 480MHz and -M4 MCUs, 2MB Flash, 1MB RAM, 46 com. and analog interfaces, SMPS, DSI, crypto
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STM32H757II bảng dữ liệu(HTML) 112 Page - STMicroelectronics

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Electrical characteristics
STM32H757xI
112/251
DS12931 Rev 1
6.3.2
VCAP external capacitor
Stabilization for the main regulator is achieved by connecting an external capacitor CEXT to
the VCAP pin. CEXT is specified in Table 25. Two external capacitors can be connected to
VCAP pins.
Figure 15. External capacitor CEXT
1. Legend: ESR is the equivalent series resistance.
Table 24. Supply voltage and maximum frequency configuration
Power scale
VCORE source
Max TJ (°C) Max frequency (MHz)
Min VDD (V)
VOS0
LDO
105
480
1.7
SMPS step-down
converter(1)
1. VOS0 (power scale 0) is not available when the SMPS step-down converter directly supplies VCORE.
--
-
VOS1
LDO
125
400
1.62
SMPS step-down
converter
VOS2
LDO
125
300
1.62
SMPS step-down
converter
125
VOS3
LDO(2)
2. Only for power-up sequence when the SMPS step-down converter supplies the LDO.
105
64
1.2(2)
LDO
125
200
1.62
SMPS step-down
converter
125
SVOS4
LDO
105
N/A
1.62
SMPS step-down
converter
125
SVOS5
LDO
105
N/A
1.62
SMPS step-down
converter
125
MS19044V2
ESR
R Leak
C



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