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IM-DR580H
– 55 –
Pin No.
Function
Terminal Name
Input/Output
In this unit, the terminal with asterisk mark (*) is open terminal which is not connected to the outside.
IC201 VHi-1 : Endec/Servo/Atrac (LR37820) (2/3)
52
RAA8
Output
Address output to external D-RAM. ADR8
53*
RAOEX
Output
Data output enable signal output to external D-RAM.
54
DGND
—
Digital GND.
55
RACASX
Output
Column address strobe signal output to external D-RAM.
56
RAD2
Input/Three-state Output
Data input/output with external D-RAM. D2
57
RAD3
Input/Three-state Output
Data input/output with external D-RAM. D3 (MSB)
58
RAA9
Output
Address output to external D-RAM. ADR9
59
RARASX
Output
Row address strobe signal output to external D-RAM.
60
RAWEX
Output
Data write enable signal output to external D-RAM.
61
RAD1
Input/Three-state Output
Data input/output with external D-RAM. D1
62
RAD0
Input/Three-state Output
Data input/output with external D-RAM. D0 (LSB)
63*
RAA11
Output
Address output to external D-RAM. (ADR11: used by 64 Mbit)
64
AGND4
—
Analog GND.
65
VOLDAC
—
DAC for volume. Stop by microcomputer setting.
Stop: HiZ
66
AVCC4
Input
Analog power supply.
67
DGND4R
—
Digital GND.
68*
ROUTX
Output
1 bit PWM Rch (reversed phase)
69
ROUT
Output
1 bit PWM Rch
70
VDD4LR
Input
Analog power supply.
71
MUTE
Output
Mute output.
72
LOUT
Output
1 bit PWM Lch
73*
LOUTX
Output
1 bit PWM Lch (reversed phase)
74
DGND4L
—
Digital GND.
75, 76
FWMVDD
Input
PWM power supply.
77, 78
FWMOUT
—
PWM power supply.
79
PON
Input
Sync signal input for microcomputer power on.
80
DGND
—
Digital GND.
81
VDDX
Input
Internal digital power supply.
82
XI
Input
Oscillation circuit input. 33.8688 MHz
83
XO
Output
Oscillation circuit output. 33.8688 MHz
84
VDD1
Input
Power supply for interface.
85
AGND3
—
Analog GND.
86*
PLLBVC
Analog Output
Terminal of external capacitor for internal PLLB.
87
EXTC
—
Terminal of external capacitor for LPF of PLL VCO.
88
AGND3
—
Analog GND.
89
DIN2
Schmidt Input/
DIO input signal/Net MD LSI IF (output). Expansion port 4.
Three-state Output
90
CDDATA/DISP1F3
Output
Data output for display indication.
91
CDLRCK/DISP1F1
Output
L/R data output for display indication.
92
CDBLCK/DISP1F2
Output
Clock output for display indication.
93
DIN
Schmidt Input
Digital input signal.
94*
DOUT
Output
Digital output signal.
95
DEFECT
Schmidt Input
Defect input.
96*
DILPCK
—
Not used.
97
ADDATA
Schmidt Input
Audio data input.
98
DHPIN
—
Stop by microcomputer setting. Stop: L
99
DADATA
Output
Audio data output.
100
LRCK
Output
Lch/Rch switching output of music data.
101
BCLK
Output
Shift clock of music data.
102
DFCK
Output
Clock for AD converter digital filter.
103
VDD2
Input
Power supply for interface.
Содержание IM-DR580H(BK)
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