Denon AVR-2801/981, Руководство по обслуживанию

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19
AVR-2801/981
Terminal Function
No. Name I/O Function
1 AINR I Rch analog input pin
2 AINL I Lch analog input pin
3 VREF O Ref. V out pin
4 VCOM O Common V out pin
5 AGND

Analog GND pin
6 VA

Analog power pin, +2.7~+5.5
7 VD

Digital power pin, +2.7~+5.5V
8 DGND

Digital GND pin
9 SDTO O Serial data out pin, 2’s complement, MSB first out, at power down: L
10 LRCK I L/Rch clock pin
11 MCLK I Master clock input pin
12 SCLK I Serial data clock input pin, A/D data out at SCLK falling edge
13 PDN I Power down pin, L: Power down mode
14 DIF I Serial interface format pin (L: Firward, H: I 2 S)
15 TTL I Digital input level select pin, L: CMOS level, H: TTL level
16 TST I Test pin (internal pull-down)
TC9274N-011 (AU: IC107)
42
1
21
1
2 3 4 5 6
7
8 9 10 11 12 13 14 15 16 17 18 19
20
21
22
23
24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41
42
V
DD
V
SS
S1 S2 S3 S4 S5 S6 S7 S8 S9
S10 S11 S12 S13 S14 S15 S16 S17 S18
GND
CK
DATA
STB
S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18
18 bit Latch Circuit (Rch)
(Lch) Same as Rch
Le
vel Shi
ft
+
Shif
t Re
gist
er Circui
t
AK5353 (AU: IC813)
AINR
AINL
VREF
VCOM
AGND
VA
VD
DGND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
TST
TTL
DIF
PDN
SCLK
MCLK
LRCK
SDTO
16
1
8
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
QUAL
RDDA
V
REF
MUX
V
SS A
CIN
SCOUT
RDCL
T57
OSCO
OSCI
V
DD D
TEST
MODE
V
DD A
V
SS D
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
QUAL
RDDA
V
REF
MUX
V
DD A
V
SS A
CIN
SCOUT
MODE
TEST
V
SS D
V
DD D
OSCI
OSCO
T57
RDCL
Quality indication output.
RDS data output.
Multiplex signal input.
+5V power supply for analog part.
Ground for analog part (0V).
Subcarrier input to comparator.
Subcarrier ouput of reconstruction filter.
Oscillation mode/test control input.
Test enable input.
Ground for digital part (0V).
+5V power supply for digital part.
Oscillator input.
Oscillator output.
57kHz clock signal output.
RDS clock output.
Pin No. Symbol Function
SAA6579T Terminal Function
SAA6579T (CO: IC301)
Europe model only
Reference voltage output (0.5 V
DD A
).
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