SIM3C154-B-GM Ver la hoja de datos (PDF) - Silicon Laboratories

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SIM3C154-B-GM

High-Performance, Low-Power, 32-Bit Precision32™ MCU Family with up to 256 kB of Flash

Silicon Laboratories 

SiM3C1xx

2. Typical Connection Diagrams

This section provides typical connection diagrams for SiM3C1xx devices.

2.1. Power

Figure 2.1 shows a typical connection diagram for the power pins of the SiM3C1xx devices when the internal

regulator is in use.

5 V (in)

1 uF and 0.1 uF bypass

capacitors required for

each power pin placed

as close to the pins as

possible.

SiM3C1xx Device

3.3 V (out)

VREGIN

VIOHD

VDD

VIO

VSS

VSSHD

VREGn

Figure 2.1. Connection Diagram with Voltage Regulator Used

Figure 2.2 shows a typical connection diagram for the power pins of the SiM3C1xx devices when the internal

regulator is not used.

SiM3C1xx Device

1 uF and 0.1 uF bypass

capacitors required for

each power pin placed

as close to the pins as

possible.

1.8-3.6 V (in)

VREGIN

VIOHD

VDD

VIO

VSS

VSSHD

VREGn

Figure 2.2. Connection Diagram with Voltage Regulator Not Used

Rev.1.0

5

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