Sony CDX-MP450X Service Manual page 16

CDX-MP450X
• IC514 CL8830-PE0 (MPEG DECODER)
Pin No. Pin Name
1 RESERVED
2 – 4 HDATA0 – 2
5 VDD
6 HDATA3
7 VSS
8 – 11 HDATA4 – 7
12 VDD2.5
13 RESET
14 VSS
15 WAIT
16 INT
17 VDD
18 NC
19 VSS
20 – 26 NC
27 VDD
28 NC
29 VSS
30 – 35 NC
36 VDD
37 NC
38 VSS
39 NC
40 VDD2.5
41 NC
42 VSS
43 – 46 NC
47 VDD
48 NC
49 VSS
50, 51 NC
52 RESERVED
53, 54 MDATA15, 0
55 VDD
56 MDATA14
57 VSS
58 – 60 MDATA1, 13, 2
61 VDD
62 MDATA12
63 VSS
64 MDATA3
65 VDD2.5
66 MDATA11
67 VSS
68 MDATA4
69 VDD
70 MDATA10
71 VSS
72 – 74 MDATA5, 9, 6
75 VDD
76 MDATA8
77 VSS
16
I/O
I Fixed at L in this set.
I/O 8-bit bi-directional host data bus 0 – 2 input/output for CD system control (IC513).
— Power supply pin (+3.3 V)
I/O 8-bit bi-directional host data bus 3 input/output for CD system control (IC513).
— Ground
I/O 8-bit bi-directional host data bus 4 – 7 input/output for CD system control (IC513).
— Power supply pin (+2.5 V)
I Hardware reset input from CD system control (IC513).
— Ground
O Host wait output to CD system control (IC513).
O Host interrupt output to CD system control (IC513).
— Power supply pin (+3.3 V)
O Not used. (Open)
— Ground
O Not used. (Open)
— Power supply pin (+3.3 V)
O Not used. (Open)
— Ground
O Not used. (Open)
— Power supply pin (+3.3 V)
O Not used. (Open)
— Ground
O Not used. (Open)
— Power supply pin (+2.5 V)
O Not used. (Open)
— Ground
O Not used. (Open)
— Power supply pin (+3.3 V)
O Not used. (Open)
— Ground
O Not used. (Open)
I Fixed at L in this set.
I/O Memory data 15 and 0 input/output
— Power supply pin (+3.3 V)
I/O Memory data 14 input/output
— Ground
I/O Memory data 1, 13 and 2 input/output
— Power supply pin (+3.3 V)
I/O Memory data 12 input/output
— Ground
I/O Memory data 3 input/output
— Power supply pin (+2.5 V)
I/O Memory data 11 input/output
— Ground
I/O Memory data 4 input/output
— Power supply pin (+3.3 V)
I/O Memory data 10 input/output
— Ground
I/O Memory data 5, 9 and 6 input/output
— Power supply pin (+3.3 V)
I/O Memory data 8 input/output
— Ground
Pin Description