Esp32 Crystal Oscillator - Espressif Systems ESP32 Hardware Design Manuallines
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Also See for ESP32:
- Technical reference manual (126 pages) ,
- Instruction set (103 pages) ,
- Hardware design manuallines (44 pages)
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2. SCHEMATIC CHECKLIST AND PCB LAYOUT DESIGN
Notice:
Defects in the craftsmanship of the crystal oscillators (for example, high frequency deviation) and unsta-
ble operating temperature may lead to the malfunction of ESP32, resulting in a decrease of the overall
performance.
Espressif Systems
GND
U1
GND
C1
22pF
20K
40MHz+/-10ppm
3.3nF
Figure 5: ESP32 Crystal Oscillator
11
GND
C2
22pF
GND
R3
ESP32 Hardware Design Guidelines V2.1
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