Sony STR-DB1070 - Fm Stereo/fm-am Receiver Service Manual page 44

STR-DB870/DB1070
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
LRCK
15
DATAO
16
XSTATE
17
DGND
18
19 DVDD
XMCK
20
XOUT
21
XIN
22
23 EMPHA
AUDIO
24
25 CSFLAG
F0/P0/C0 to F3/P3/C3
26 to 29
30 DVDD
DGND
31
AUTO
32
BPSYNC
33
34 ERROR
DO
35
DI
36
CE
37
38 CLK
XSEL
39
MODE0, MODE1
40, 41
DGND
42
43 DVDD
DOSEL0, DOSEL1
44, 45
CKSEL0
46
CKSEL1
47
48 XMODE
44
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