RD-HD5MD/HD7
14
CIRCUIT DESCRIPTION
Pin No.
Pin Name
I/O
Pin Description
21
OSCN
I
Control for feedback resistor and inverter inside oscillation circuit.
22
VSIO0
-
I/O GND.
OSCI pin input frequency switching.
23
XTSL
I
512Fs (22.5792MHz) when XTSL 1 (command) =low and XTSL = high.
1024Fs (45.1584MHz) when XTSL 1 = low and XTSL = low.
2048Fs (90.3168MHz) whe
24,25
DIN (0,1)
I
Digital audio interface signal input (0,1).
26
DOUT
O
Digital audio interface signal output.
27
DATAI
I
3-wire data input for recording.
28
LRCKI
I
3-wire LR clock input for recording.
29
XBCKI
I
3-wire bit clock input for recording.
30
VDC1
-
CORE power supply.
31
VSC1
-
CORE GND.
32
ADDT
I
Data input from A/D converter.
33
DADT
O
REC monitor output/decoding audio data output.
34
LRCK
O
LR clock output to external audio block.
35
XBCK
O
Bit clock output to external audio block.
36
F256
O
256Fs output.
37
XWE
O
External DRAM write enable output.
38
XOE
O
External DRAM read enable output.
39
DRVDD0
-
DRAM interface power supply.
40
DRVSS0
-
DRAM interface GND.
41
A11
O
External DRAM address output.
42~45
D3,D0,D2,D1
I/O
External DRAM data bus.
46
XCAS
O
External DRAM XCAS output.
47
XRAS
O
External DRAM XRAS output.
48~56
A09~A10,A07,A00,
O
External DRAM address output.
A06,A01,A05,A02
57
VDC2
-
CORE power supply.
58
VSC2
-
CORE GND.
59,60
A04,A03
O
External DRAM address output.
61
DRVDD1
-
DRAM interface power supply.
62
DRVSS1
-
DRAM interface GND.
63,64
TEST(0,1)
I
Connect to the analog power supply.
65
TEST2
O
No connected.
66
AVD1
-
Analog power supply.
67
ASYO
O
Playback EFM full-swing output.
68
ASYI
I
Playback EFM comparator slice voltage input.
69
BIAS
I
Playback EFM comparator bias current input.
70
RFI
I
Playback EFM RF signal input.
71
AVS1
-
Analog GND.
72
PCO
O
Phase comparison output for master PLL of playback digital PLL and
recording EFM PLL.
73
FILI
I
Filter input for master PLL of playback digital PLL and recording EFM PLL.
74
FILO
O
Filter output for master PLL of playback digital PLL and recording EFM PLL.
75
CLTV
I
Internal VCO control voltage input for master PLL of playback digital PLL
and recording EFM PLL.
76
PEAK
I
Peak hold signal input for quantity of light.
77
BOTM
I
Bottom hold signal input for quantity of light.
78
ABCD
I
Signal input for quantity of light.
79
FE
I
Focus error signal input.
80
AUX1
I
Auxiliary input 1.
81
VC
I
Center voltage input.
82
ADIO
O
Test. No connected.
