60
HCD-U1BT
Pin No. Pin Name I/O Description
95 JTAGTDO — Not used
96 JTAGTMS — Connected to ground
97 TRST — Connected to ground
98 VSS — Ground terminal
99 VDD — Power supply terminal (+1.8V)
100 IOVDD2 — Power supply terminal (+3.3V)
101 DOUT O Digital audio signal output terminal (Not used)
102 TEST I Test terminal (Connected to ground)
103 TES1 I Test terminal (Connected to ground)
104 IOVSS2 — Ground terminal
105 PLLVDD — Power supply terminal (+1.8V)
106 PLLVSS — Ground terminal
107 XVSS — Ground terminal
108 XTAO O System clock output terminal (16.9344 MHz)
109 XTAI I System clock input terminal (16.9344 MHz)
110 XVDD — Power supply terminal (+1.8V)
111 AVDD1 — Power supply terminal (+3.3V)
112 AOUT1 O L-ch analog audio signal output terminal
113 VREFL O L-ch reference voltage output terminal
114 AVSS1 — Ground terminal
115 AVSS2 — Ground terminal
116 VREFR O R-ch reference voltage output terminal
117 AOUT2 O R-ch analog audio signal output terminal
118 AVDD2 — Power supply terminal (+3.3V)
119 IOVDD0 — Power supply terminal (+3.3V)
120 IOVSS0 — Ground terminal
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3
7
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1
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9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
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Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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