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Circuit-, IC descriptions and list of abbreviations
DSP for CD and DVD-ROM systems
PINNING
SYMBOL
PIN
V
1
SSA1
I
2
ref
REFLo
3
REFHi
4
VREF
5
HFIN
6
V
7
SSA2
AGCOUT
8
V
9
DDA2
V
10
DDD1
V
11
SSD1
OTD
12
MOTO1
13
n.c.
14
MOTO2/T3
15
n.c.
16
T1
17
T2
18
V
19
DDD2
V
20
SSD2
TEST1
21
TEST2
22
POR
23
MUXSWICH
24
n.c.
25
CL1
26
BCAIN
27
SDA
28
SCL
29
INT
30
V
31
DDD3
V
32
SSD3
da7
33
da6
34
da5
35
n.c.
36
da4
37
n.c.
38
da3
39
da2
40
TYPE
supply
analog ground 1
I
analog current reference input for ADC
I
analog low reference input for ADC
I
analog high reference input for ADC
I
analog negative input
I
analog positive input
supply
analog ground 2
O
analog test pin output
supply
analog supply voltage 2
supply
digital supply voltage 1
supply
digital ground 1
I
off track detect input
O
3-state motor control output
−
not connected, reserved
I/O
motor control output/tachometer 3 input
−
not connected, reserved
I
tachometer 1 input
I
tachometer 2 input
supply
digital supply voltage 2
supply
digital ground 2
I
test input 1
I
test input 2
I
power-on reset input
I
use clock multiplier input
−
not connected, reserved
O
divided clock output
I
BCA input
2
I/O
sub-CPU I
C-bus serial data input/output
2
I
sub-CPU I
C-bus serial clock input
O
sub-CPU interrupt output (open-drain)
supply
digital supply voltage 3
supply
digital ground 3
I/O
sub-CPU data bus bit 7 input/output (parallel)
I/O
sub-CPU data bus bit 6 input/output (parallel)
I/O
sub-CPU data bus bit 5 input/output (parallel)
−
not connected, reserved
I/O
sub-CPU data bus bit 4 input/output (parallel)
−
not connected, reserved
I/O
sub-CPU data bus bit 3 input/output (parallel)
I/O
sub-CPU data bus bit 2 input/output (parallel)
SACD 1000
SAA7335
DESCRIPTION
9.
GB 117
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