Sony STR-DE1075 Service Manual page 48

STR-DE1075
• DIGITAL BOARD IC1408 LC89056W-E (DIGITAL AUDIO INTERFACE RECEIVER)
Pin No. Pin Name
DISEL
1
2 DOUT
3 DIN0
4 DIN1
5 DIN2
6 DGND
7 DVDD
8 R
9 VIN
10 LPF
11 AVDD
12 AGND
13 CKOUT
14 BCK
15 LRCK
DATAO
16
17 XSTATE
DGND
18
DVDD
19
XMCK
20
21 XOUT
XIN
22
EMPHA
23
AUDIO
24
25 CSFLAG
26 to 29 F0/P0/C0 to F3/P3/C3
DVDD
30
DGND
31
32 AUTO
BPSYNC
33
34 ERROR
DO
35
36 DI
CE
37
CLK
38
XSEL
39
40, 41 MODE0, MODE1
DGND
42
DVDD
43
DOSEL0, DOSEL1
44, 45
46 CKSEL0
CKSEL1
47
XMODE
48
48
I/O
I
Input data select terminal (fixed at "L")
O
EIAJ data and parity output terminal Not used (open)
I
Amp integrate data input from the select switch (IC1406)
O Amp integrate data input terminal Not used (fixed at "L")
I
Amp integrate data input terminal Not used (fixed at "L")
—
Ground terminal (for digital)
—
Power supply terminal (+5V) (for digital)
I Input terminal for VCO generator band adjustment
I
Input terminal for VCO self running frequency set
O
External LPF for PLL is connected to this terminal
—
Power supply terminal (+5V) (for analog)
— Ground terminal (for analog)
O
Clock signal output to the audio DSP1, 2 (IC1501, 1601)
O
Bit clock signal output to the A/D converter (IC1101) and audio DSP1 (IC1501)
L/R sampling clock signal output to the A/D converter (IC1101) and audio DSP1, 2
O
(IC1501, 1601)
O
Audio data output to the system controller (IC1703) and audio DSP1 (IC1501)
O Clock status flag output to the system controller (IC1703)
—
Ground terminal (for digital)
—
Power supply terminal (+5V) (for digital)
O
Clock signal outout to the A/D converetr (IC1101) (24.576MHz)
O Clock output terminal Not used (open)
I
Clock input from the clock oscillator (IC1410) (24.576MHz)
O
Emphasis monitor output terminal "H": on Not used (open)
O
Audio transfer signal output to the audio DSP1 (IC1501)
O Not used (open)
O
Terminal for check Not used (open)
—
Power supply terminal (+5V) (for digital)
—
Ground terminal (for digital)
O Not used (open)
O
Not used (open)
O
Error mute output to the system controller (IC1703) and audio DSP1 (IC1501)
O
Data output to the system controller (IC1703)
I Data input from the system controller (IC1703)
I
Chip enable signal input from the system controller (IC1703)
I
Clock signal input from the system controller (IC1703)
I
Clock select terminal (fixed at "H")
I Mode setting input terminal (fixed at "L")
—
Ground terminal (for digital)
—
Power supply terminal (+5V) (for digital)
I
Data format select signal input terminal (fixed at "L")
I System clock select signal input terminal (fixed at "L")
I
System clock select signal input from the system controller (IC1703)
I
Reset signal input from the system controller (IC1703)
Description