Sony HCD-FLX7D Service Manual page 109

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DSP BOARD IC601 CXD9720Q (AUDIO DIGITAL SIGNAL PROCESSOR)
Pin No. Pin Name
1 VSS
XRST
2
EXTIN
3
LRCKI3
4
5 VDDI
6 BCKI3
7 PLOCK
8 VSS
MCLK1
9
VDDI
10
VSS
11
12 MCLK2
MS
13
SCKOUT
14
LRCKI1
15
16 VDDE
17 BCKI1
TE
L 13942296513
18 SDI1
LRCKO
19
BCKO
20
VSS
21
22 KFSIO
23 to 26 SDO1 to SDO4
SPDIF
27
LRCKI2
28
BCKI2
29
SDI2
30
VSS
31
32 HACN
HDIN
33
HCLK
34
HDOUT
35
36 HCS
GP12
37
GP13
38
GP14
39
www
40 VDDI
VSS
41
GP15
42
.
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I/O
— Ground terminal
I
Reset signal input from the digital audio interface receiver "L": reset
I
Master clock signal input terminal Not used
L/R sampling clock signal input from the A/D converter or digital audio interface receiver or
I
digital audio processor
—
Power supply terminal (+3.3V)
Bit clock signal (2.8224 MHz) input from the A/D converter or digital audio interface receiver or
I
digital audio processor
O Internal PLL lock signal output terminal Not used
—
Ground terminal
I
System clock input terminal (13 MHz)
—
Power supply terminal (+3.3V)
—
Ground terminal
O System clock output terminal (13 MHz)
I
Master/slave selection signal input terminal "L": slave, "H": master (fixed at "L" in this set)
O
Internal system clock signal output to the D/A converter
L/R sampling clock signal input from the A/D converter or digital audio interface receiver or
I
digital audio processor
—
Power supply terminal (+3.3V)
Bit clock signal (2.8224 MHz) input from the A/D converter or digital audio interface receiver or
I
digital audio processor
I Audio serial data input from the digital audio interface receiver or digital audio processor
O
L/R sampling clock signal (44.1 kHz) output to the D/A converter
O
Bit clock signal (2.8224 MHz) output to the D/A converter
—
Ground terminal
I Audio clock signal input from the digital audio interface receiver
O
Audio serial data output to the D/A converter
O
S/PDIF signal output terminal Not used
L/R sampling clock signal input from the A/D converter or digital audio interface receiver or
I
digital audio processor
Bit clock signal (2.8224 MHz) input from the A/D converter or digital audio interface receiver or
I
digital audio processor
I
Audio serial data input from the A/D converter
—
Ground terminal
O Acknowledge signal output to the system controller
I
Write data input from the system controller
I
Clock signal input from the system controller
O
Read data output to the system controller
I Chip select signal input from the system controller
O
Clock signal output terminal Not used
O
Clock enable signal output terminal Not used
O
Row address strobe signal output terminal Not used
— Power supply terminal (+3.3V)
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— y
Ground terminal
O
Column address strobe signal output terminal Not used
i
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Description
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HCD-FLX5D/FLX7D
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