Sony HCD-C770 - Audio DSP and Changer Controller IC Pinouts

92
HCD-C770/C990
• DVD BOARD IC607 CXD9617R (AUDIO DIGITAL SIGNAL PROCESSOR)
Pin No. Pin Name I/O Description
1
VSS —
Ground terminal
2
XRST I
Reset signal input from the system controller “L”: reset
3
EXTIN I
Master clock signal input terminal Not used
4
FS2 I
Sampling frequency selection signal input terminal Not used
5 VDDI —
Power supply terminal (+2.6V)
6
FS1 I
Sampling frequency selection signal input terminal Not used
7
PLOCK O
Internal PLL lock signal output terminal Not used
8 VSS —
Ground terminal
9
MCLK1 I
System clock signal input terminal (13.5 MHz)
10
VDDI —
Power supply terminal (+2.6V)
11
VSS —
Ground terminal
12
MCLK2 O
System clock signal output terminal (13.5 MHz)
13
MS I
Master/slave selection signal input terminal “L”: slave, “H”: master (fixed at “L” in this set)
14
SCKOUT O
Internal system clock signal output to the D/A converter and stream processor
15
LRCKI1 I
L/R sampling clock signal (44.1 kHz) input from the digital audio processor
16 VDDE —
Power supply terminal (+3.3V)
17
BCKI1 I
Bit clock signal (2.8224 MHz) input from the digital audio processor
18
SDI1 I
Front L-ch and R-ch audio serial data input from the digital audio processor
19
LRCKO O
L/R sampling clock signal (44.1 kHz) output to the D/A converter and stream processor
20
BCKO O
Bit clock signal (2.8224 MHz) output to the D/A converter and stream processor
21
VSS —
Ground terminal
22
KFSIO I
Audio clock signal (11.2896 MHz) input from the digital audio processor
23 SDO1 O
Front L-ch and R-ch audio serial data output to the stream processor
24 SDO2 O
Center and woofer audio serial data output to the stream processor
25 SDO3 O
Rear L-ch and R-ch audio serial data output to the stream processor
26
SDO4 O
Audio serial data output to the D/A converter
27
SPDIF O
S/PDIF signal output terminal Not used
28
LRCKI2 I
L/R sampling clock signal (44.1 kHz) input from the A/D converter
29
BCKI2 I
Bit clock signal (2.8224 MHz) input from the A/D converter
30
SDI2 I
Center and woofer audio serial data input from the digital audio processor
31
VSS —
Ground terminal
32
HACN O
Acknowledge signal output to the system controller
33
HDIN I
Write data input from the system controller
34
HCLK I
Clock signal input from the system controller
35
HDOUT O
Read data output to the system controller
36
HCS I
Chip select signal input from the system controller
37
SDCLK O
Clock signal output terminal Not used
38
CLKEN O
Clock enable signal output terminal Not used
39
RAS O
Row address strobe signal output terminal Not used
40
VDDI —
Power supply terminal (+2.6V)
41
VSS —
Ground terminal
42
CAS O
Column address strobe signal output terminal Not used
43
DQM O
Output terminal of data input/output mask Not used
44 CS0 O
Chip select signal output to the S-RAM
45
WE0 O
Write enable signal output to the S-RAM