53
HCD-GNX80
Pin No. Pin Name I/O Description
49 AVSS3 — Ground
50 CLTV I Multiplier VCO1 control voltage input
51 FILO O Master PLL (slave = digital PLL) filter output
52 FILI I Master PLL filter input
53 PCO O Master PLL charge pump output
54 AVDD5 — Power supply (+3.3V)
55 DDVROUT O DC/DC converter output (+2.5V)
56 DDVRSEN I DC/DC converter output voltage monitor input
57 AVSS5 — Ground
58 DDCR I DC/DC converter reset input
59 NC — Not used (Open)
60 BCKI I D/A interface bit clock input
61 PCMDI I D/A interface serial data input
62 LRCKl I D/A interface LR clock input
63 LRCK O D/A interface LR clock output f = Fs
64 VSS — Ground
65 PCMD O D/A interface serial data output
66 BCK O D/A interface bit clock output
67 VDD — Power supply (+2.5V)
68 EMPH O High when the playback disc has emphasis, low it has not
69 EMPHI I High when de-emphasis is ON, low when input OFF
70 IOVDD2 — Power supply (+3.3V)
71 DOUT O Digital Out output
72 TEST I Test pin (Connected ground)
73 TEST1 I Test pin (Connected ground)
74 IOVSS2 — Ground
75 NC — Not used (Open)
76 XVSS — Ground
77 XTAO O Crystal oscillation circuit output
78 XTAI I Crystal oscillation circuit input
79 XVDD — Power supply (+2.5V)
80 AVDD1 — Power supply (+3.3V)
81 AOUT1 O L-ch analog output
82 VREFL O L-ch reference voltage
83 AVSS1 — Ground
84 AVSS2 — Ground
85 VREFR O R-ch reference voltage
86 AOUT2 O R-ch analog output
87 AVDD2 — Power supply (+3.3V)
88 NC — Not used (Open)
89 IOVDD0 — Power supply (+3.3V)
90 RMUT O Not used (Open)
91 LMUT O Not used (Open)
92 NC — Not used (Open)
93 XTSL I Crystal selection input (Pull down)
94 IOVSS0 — Ground
95 XTACN I Oscillation circuit control (H:Self-oscillation, L:oscillation stop)
96 SQSO O Not used (Open)
97 SQCK I SQSO readout clock input (Connected to +VDD(+3.3v))
98 SBSO O Not used (Open)
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