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SPIRIT1 数据表(PDF) 10 Page - STMicroelectronics |
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SPIRIT1 数据表(HTML) 10 Page - STMicroelectronics |
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10 / 94 page ![]() Typical application diagram and pin description SPIRIT1 10/94 Doc ID 022758 Rev 3 3 Typical application diagram and pin description 3.1 Typical application diagram Figure 2. Suggested application diagram Table 2. Description of the external components of the typical application diagram Components Description C0 Decoupling capacitor for on-chip voltage regulator to digital part C1, C2, C3, C14, C15 RF LC filter/matching capacitors C4, C5 RF balun/matching capacitors C6, C7, C8 RF balun/matching DC blocking capacitors C9, C10 Crystal loading capacitors C11, C12, C13 SMPS LC filter capacitor L0 RF choke inductor L1, L2, L3, L9 RF LC filter/matching inductors L4, L5, L6 RF balun/matching inductors 1.8V÷3.6V power supply C0 C13 1 GPIO_0 SDN 15 SMPS Ext1 14 SMPS Ext2 13 TX 12 GND_PA 11 2 MISO 3 MOSI 4 SCLK 5 CSn SPIRIT1 DIE ATTACH PAD: C9 C6 XTAL C11 L7 Antenna (50 Ω) L0 L1 L2 L3 C1 C2 C3 C5 L4 C4 L5 C10 L6 C7 C8 C0 L8 C12 C13 C15 C14 L9 AM09258V1 |
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