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CC115LRGPR 数据表(PDF) 59 Page - Texas Instruments |
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CC115LRGPR 数据表(HTML) 59 Page - Texas Instruments |
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59 / 74 page ![]() Antenna (50 ) W 1.8 V - 3.6 V Power Supply 1 SCLK 2 SO (GDO1) 3 GDO2 4 DVDD 5 DCOUPL AVDD 15 AVDD 14 RF_N 13 RF_P 12 AVDD 11 XTAL C121 C122 L122 L132 C131 L121 L123 C126 R171 C81 C101 C51 CSn GDO0 (optional) GDO2 (optional) SO (GDO1) SCLK SI CC115L DIE ATTACH PAD: L131 C124 C123 L124 C127 L125 C127 and L125 may be added to build an optional filter to reduce emission at 699 MHz CC115L www.ti.com SWRS105B – MAY 2011 – REVISED JUNE 2014 Figure 6-2. Typical Application and Evaluation Circuit 868/915 MHz (Excluding Supply Decoupling Capacitors) Table 6-1. External Components Component Value at 315 MHz Value at 433 MHz Value at 868/915 MHz Without C127 and L125 With C127 and L125 C121 1 pF 1 pF C122 6.8 pF 3.9 pF 1.5 pF 1.5 pF C123 12 pF 8.2 pF 3.3 pF 3.3 pF C124 220 pF 220 pF 100 pF 100 pF C125 6.8 pF 5.6 pF C126 220 pF 220 pF 100 pF 12 pF C127 47 pF C131 6.8 pF 3.9 pF 1.5 pF 1.5 pF L121 12 nH 12 nH L122 33 nH 27 nH 18 nH 18 nH L123 18 nH 22 nH 12 nH 12 nH L124 33 nH 27 nH 12 nH 12 nH L125 3.3 nH L131 12 nH 12 nH L132 33 nH 27 nH 18 nH 18 nH Copyright © 2011–2014, Texas Instruments Incorporated Applications, Implementation, and Layout 59 Submit Documentation Feedback Product Folder Links: CC115L |
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