Sony STR-DE845 Service Manual page 48

• DIGITAL BOARD IC1201 MB90573PFV-G-296-BND (SYSTEM CONTROLLER)
Pin No. Pin Name
1
2
3
4
5
6
7
8
9
10
11, 12
13 XHDWR
14 XHDRD
15
XHDCS
16
HD7 to HD0
17 to 24
25
26
27
28
29
30
SMUTE
31
32
33
34
35
36, 37
38
39
40, 41
42
43
44
45
46
EVDATA
47
EVCLK
48
DISPMR
49
50 DISPDATA
SLVDTA/REQ
51
DISPCLK
52
53
54
55
48
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I/O
SCLK O
Serial clock signal output to the dolby digital audio decoder (IC1301)
SI I
Serial data input from the dolby digital audio decoder (IC1301)
SO O Serial data output to the dolby digital audio decoder (IC1301)
CS O
Chip select signal output to the dolby digital audio decoder (IC1301)
IC O
Reset signal output to the dolby digital audio decoder (IC1301)
DSIG I
Data detect signal input from the digital audio interface receiver (IC1101)
NC O Not used (fixed at "L")
VCC —
Power supply terminal (+5V)
SIN0 I
UART signal input from the display controller (IC102)
SOT0 O UART signal output to the display controller (IC102)
NC O
Not used (fixed at "L")
O
Data write output to the audio DSP (IC1401)
O
Data read output terminal Not used (fixed at "L")
SOD I Serial data input from the audio DSP (IC1401)
O
Chip select signal output to the audio DSP (IC1401)
O
Two-way data bus with the audio DSP (IC1401)
HA0 O
Address data output to the audio DSP (IC1401)
XRST O Reset signal output to the audio DSP (IC1401)
HRDY O
Ready signal output to the audio DSP (IC1401)
CS O
Chip select signal output to the A/D, D/A converter (IC1503)
CCLK O Clock signal output to the A/D, D/A converter (IC1503)
CDTI I
Data input from the A/D, D/A converter (IC1503)
O
Soft mute signal output to the A/D, D/A converter (IC1503)
PD O
Reset signal output to the A/D, D/A converter (IC1503)
VSS — Ground terminal
C —
External power regulator capacitor is connected terminal
96kHz O
Dfs signal output to the A/D, D/A converter (IC1503)
NC I
Not used (fixed at "L")
DVCC — Power supply terminal (+5V) (digital system)
DVSS —
Ground terminal (digital system)
NC O
Not used (fixed at "L")
AVCC — Power supply terminal (+5V) (analog system)
AVR+ —
Power supply terminal (+5V)
AVR– —
Ground terminal
AVSS —
Ground terminal (analog system)
EVSTB O Serial strobe output to the select switch circuit
O
Serial data output to the select switch circuit
O
Serial clock output to the select switch circuit
I
Display master request signal input from the display controller (IC102)
I Display master data input from the display controller (IC102)
O
Slave data/request output to the display controller (IC102)
I
Display master clock input from the display controller (IC102)
NC I Not used (fixed at "L")
VCC —
Power supply terminal (+5V)
SLAT O
Tuner latch signal output to the FM/AM tuner unit (TM301)
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