ST7PSCR1E4M1/XXX データシートの表示（PDF） - STMicroelectronics

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ST7PSCR1E4M1/XXX

8-BIT LOW-POWER, FULL-SPEED USB MCU WITH 16K FLASH, 768 RAM, SMARTCARD I/F, TIMER

STMicroelectronics 

ST7SCR

EMC CHARACTERISTICS (Cont’d)

Multisupply Configuration

When several types of ground (VSS, VSSA, ...) and

power supply (VDD, VDDA, ...) are available for any

reason (better noise immunity...), the structure

Figure 44. Multisupply Configuration

VDD

shown in Figure 44 is implemented to protect the

device against ESD.

VDDA

VDDA

VSS

VSSA

BACK TO BACK DIODE

BETWEEN GROUNDS

VSSA

88/102

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