SWRU612
December 2023
CC3300
,
CC3301
,
CC3301MOD
,
CC3351
1
Abstract
Trademarks
1
Introduction
1.1
Overview
2
Schematic Considerations
2.1
Schematic Reference Design
2.2
Power Supply
2.2.1
Power Input/Output Requirements
2.2.2
Power-Up Sequence
2.2.2.1
SOP Modes
2.3
Clock Source
2.3.1
Fast Clock
2.3.2
Slow Clock
2.3.2.1
Slow Clock Generated Internally
2.3.2.2
Slow Clock Using an External Oscillator
2.4
Radio Frequency (RF)
2.5
Digital Interfaces
2.5.1
Reset
2.5.2
Secure Digital Input Output (SDIO)
2.5.2.1
SDIO Timing Diagram - Default Speed
2.5.2.2
SDIO Timing Diagram - High Speed
2.5.3
Serial Peripheral Interface (SPI)
2.5.3.1
SPI Timing Diagram
2.5.4
Universal Asynchronous Receiver-Transmitter (UART)
2.5.5
Serial Wire Debug (SWD)
2.5.6
Coexistence
3
Layout Considerations
3.1
Layout Reference Design
3.1.1
Reference Design Layout
3.1.2
BP-CC3301 Design Layout
3.1.3
M2-CC3301 Design Layout
3.2
IC Thermal Pad
3.3
Radio Frequency (RF)
3.4
XTAL
3.5
Power Supplies
3.6
SDIO
User's Guide
CC33xx Hardware Integration