Denon DN-C680, Руководство по обслуживанию

Страница: 19 / 49

19
19 DN-C680
W29C020C-90B (MA: IC106)
W29C020C-90B Terminal Function
PCM1738-1 (MA: IC123)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
DQ0
DQ1
DQ2
GND
A7
A6
A5
A4
A3
A2
A1
A0
NC
A16
A15
A12
V
W E
A14
A13
A8
A9
A11
OE
A10
C E
DQ7
DQ6
DQ5
DQ4
DQ3
DD
A17
SYMBOL PIN NAME
A0
−
A17 Address Inputs
DQ0
−
DQ7 Data Inputs/Outputs
CE
Chip Enable
OE
Output Enable
WE
Write Enable
V
DD
Power Supply
GND Ground
NC No Connection
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
RST
ZEROL
ZEROR
LRCK
DATA
BCK
SCKI
DGND
V
DD
SCKO
MDO
MDI
MC
CS
V
CC
3
AGND2
I
OUT
L
-
I
OUT
L+
V
CC
2
V
CC
1
V
COM
3
I
REF
V
COM
2
V
COM
1
AGND1
I
OUT
R+
I
OUT
R
-
MUTE
1 RST I Reset (1)
2 ZEROL O Zero-flag for Lch
3 ZEROR O Zero-flag for Rch
L/R clock (fs) input
(1) 4 LRCK I
5 DATA I Serial audio data input
(1)
6 BCK I Bit clock input
(1)
7 SCKI I System clock input (1)
8 DGND Digital GND
9 V
DD
Digital power +3.3V
10 SCKO O System clock output
11 MDO O Function control register serial data output
(2)
12 MDI I Function control register serial data input (1)
13 MC I Function control register shift clock (1)
14 CS I Mode control chip select and latch signal (1)
15 MUTE I Analog output mute control
(1)
16 L
OUT
R- O Rch analog current output (-)
17 L
OUT
R+ O Rch analog current output (+)
18 AGND1 Analog GND
19 V
COM
1 Internal bias de-coupling pin
20 V
COM
2 Common mode voltage of I/V
21 I
REF
Output current reference bias pin
22 V
COM
3 Internal bias de-coupling pin
23 V
CC
1 Analog power +5.0V
24 V
CC
2 Analog power +5.0V
25 I
OUT
L+ O Lch analog current output (+)
26 I
OUT
L- O Lch analog current output (-)
27 AGND2 Analog GND
28 V
CC
3 Analog power +5.0V
Pin Name Function Pin No. I/O
PCM1738-1 Terminal Function
Note: (1) Schmitt trigger input, 5V input possible (2) Tri-state output