21
1
DISEL
I
Input data select. (connected to ground.)
2
DOUT
O
EIAJ data and parity flag output terminal (Not used)
3
DIN0
I
Amplifier integrate data input terminal
4
DIN1
O
Amplifier integrate data input terminal
5
DIN2
I
Amplifier integrate data input terminal
6
D. GND
—
Digital ground
7
D. VDD
O
Digital power supply
8
R
I
Input terminal for VCO generator band adjustment
9
V IN
I
Input terminal for VCO self running frequency set
10
LPF
O
External LPF for PLL is connected to this terminal
11
A. VDD
—
Analog power supply
12
A. GND
—
Analog ground
13
CK OUT
—
256fs or 128fs clock output terminal (Select CLKMD terminal)
14
BCK
O
Bit clock output terminal
15
LRCK
O
“L, R clock output terminal (L-ch: “H”, R-ch: “L”)”
16
DATA O
O
Audio data output terminal
17
XSTATE
O
Xtal status frag output.
18
D. GND
—
Digital ground
19
D. VDD
—
Digital power supply
20
XMCK
—
Not used.
21
XOUT
O
Crystal oscillator output terminal (Not used.)
22
XIN
I
Crystal oscillator input terminal
23
EMPHA
O
Emphasis monitor output terminal (“H” = ON) (Not used.)
24
AUDIO
—
Not used.
25
CSFLAG
O
C-bit change frag output. (Not used.)
26
F0/P0/C0
—
Not used.
27
F1/P1/C1
—
Not used.
28
F2/P2/C2
—
Not used.
29
F3/P3/C3
—
Not used.
30
D. VDD
—
Digital power supply
31
D. GND
—
Digital ground
32
AUTO
O
Non PCM data detect flag output. (Not used.)
33
BPSYNC
O
Non PCM sync detect flag output. (Not used.)
34
ERROR
O
Error mute output terminal
35
DO
O
Microprocessor I/F. When CCB/SUB is “H”, data output terminal (high level open drain output)
36
DI
I
Microprocessor I/F. Data input terminal
37
CE
I
Microprocessor I/F. Chip enable/latch input terminal
38
CLK
I
Microprocessor I/F. Clock input terminal
39
XSEL
I
Xtal select. (Connected to +5V.)
40
MODE0
I
Mode 0 input. (Connected to ground.)
41
MODE1
I
Mode 1 input. (Connected to ground.)
42
D. GND
—
Digital ground
43
D. VDD
—
Digital power supply
44
DOSEL0
O
Output data select 0. (Connected to ground.)
45
DOSEL1
O
Output data select 1. (Connected to ground.)
46
CKSEL0
I
System clock select input 0. (Connected to ground.)
47
CKSEL1
I
System clock select input 1. (Connected to ground.)
48
XMODE
I
Reset input.
Pin No.
Pin Name
I/O
Function
3-14. IC PIN FUNCTIONS
• IC1004 LC89055W-RA8 DIGITAL AUDIO I/F RECEIVER (DIGITAL BOARD)
