70
Pin No. Pin Name I/O
Function
51 TUN_DO O Data output for LC72137
52 TUN_DI I Data input for LC72137
53 TUNED O Tuning end for LC72137
54 FAULT/BTCE1 O FAULT for digital amplifier
55 PROTECT/BTCE2 O PROTECT for digital amplifier
56 VOL_CE O Chip enable for IC507 (TC9482)
57 VOL_DAT O Data output for IC507 (TC9482)
58 VOL_CLK O Clock for IC507 (TC9482)
59 SWMUTE O Not used
60 CS_MUTE O Not used
61 LR_MUTE O Not used
62 VCC – +5 V
63 AMP_MUTE O Mute for digital amplifier
64 VSS – Ground
65 HP_MUTE – MUTE during head phone IN
66 HP_SW I Headphone IN/OUT
67 S_MUTE O Soft mute for IC906 (AK4527)
68 PD O Reset for IC906 (AK4527)
69 CDT1 O Data output for IC906 (AK4527)
70 CLK O Clock for IC906 (AK4527)
71 CS O Chip select for IC906 (AK4527)
72 RDS1 O Not used
73 IF_OK O SYS COM data transmission/reception use
74 XVIFCS I SYS COM data transmission use
75 RDS2 I Not used
76 XFIFNT O SYS COM data transmission start use
77 XFRRST O Reset for SYS COM
78 DVDPOW O Power ON/OFF for SYS COM
79 MODEL4 I Distinguishing destination
80 MODEL3 I Distinguishing destination
81 MODEL2 I Distinguishing destination
82 DIRXMD O Reset for IC907 (LC89055)
83 DIRCLK O Clock for IC907 (LC89055)
84 DIRLAT O Latch for IC907 (LC89055)
85 DIRWRT O Data output for IC907 (LC89055)
86 DIRRDT I Data input for IC907 (LC89055)
87 DIRERR I Error for IC907 (LC89055)
88 ZERO I ZERO data for IC907 (LC89055)
89 NO USE I Not used
90 +3.3V I Not used
91 +5V I Not used
92 Key 2 I KEY input
93 Key 1 I KEY input
94 ENB I Encoder
95 ENA I Encoder
96 AVSS – Ground for AD
97 NO USE I Not used
98 VREF – +5 V for AD
99 AVCC – +5 V for AD
100 IFSDO I Data input for SYS COM
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