资料介绍
单芯片爽卡双待电路图VBAT R123 [2] BANDSW_DCS 1K C111 6pF C109 6.8pF C110 27pF BLM21P221SN1D C117 27pF C148 100nF U106 RT9193-28PB [1,2,3] VCXOEN GND 1 VIN 3 EN 5 VOUT 4 BP VCCRF [1] L121 VBAT
+
C118 47uF/6.3V
R124 [2] PA_EN 1K C112 6pF R111 VAPC [2] 10K 21 11 R112 33K 27 VBAT 26 VBAT 25 VBAT 20 VBAT 19 VBAT 18 VBAT 17 VBAT 16 VBAT 8 VBAT 6 VBAT 1 VBAT C119 220pF VDD 28 14 C151 27pF 13 3 C152 0R GND NC NC NC NC NC LBIN NC NC 2 5 U101 AX502 C113 47pF C114 47pF
L122 10nH C149 100nF VCCRF L120 6.8nH L104 3.3nH 24 10 C158 NC
R120 100K
C145 2.2uF
2
C144 100pF
C143 4.7uF
TXENA
VRAMP DA HBOUT LBOUT
SB
C150 NC
VBATC VDD
HBIN
22 23
L112 4.7nH L113 6.8nH C120 NC C140 NC R105 VCCRF BLM15BB750SN1
29 15 12 9 7 4
VCCRF C115 NC R130 0R C116 NC R129 0R R118 BLM15BB750SN1 C108 NC C107 C132 NC 41 40 39 38 37
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