Denon DVD-3910, Руководство по обслуживанию

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90
DVD-3910
PCM1796 (SY: IC221,222 AP: IC311,312)
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14 28
27
26
25
24
23
22
21
20
19
18
17
16
15
ZEROL
ZEROR
MSEL
LRCK
DATA
BCK
SCK
DGND
V
DD
MS
MDI
MC
MDO
RST
V
CC
2L
AGND3L
I
OUT
L −
I
OUT
L+
AGND2
V
CC
1
V
COM
L
V
COM
R
I
REF
AGND1
I
OUT
R −
I
OUT
R+
AGND3R
V
CC
2R
(TOP VIEW)
Terminal Functions
TERMINAL
I/O DESCRIPTIONS
NAME PIN
I/O DESCRIPTIONS
AGND1 19 − Analog ground (internal bias)
AGND2 24 − Analog ground (internal bias)
AGND3L 27 − Analog ground (L-channel DACFF)
AGND3R 16 − Analog ground (R-channel DACFF)
BCK 6 I Bit clock input(1)
DATA 5 I Serial audio data input(1)
DGND 8 − Digital ground
IOUTL+ 25 O L-channel analog current
IOUTL– 26 O L-channel analog current output–
IOUTR+ 17 O R-channel analog current
IOUTR– 18 O R-channel analog current output–
IREF 20 − Output current reference bias pin
LRCK 4 I Left and right clock (fS) input(1)
MC 12 I Mode control clock input(1)
MDI 11 I Mode control data input(1)
MDO 13 I/O Mode control readback data output(3)
MS 10 I/O Mode control chip-select input(2)
MSEL 3 I I2C/SPI select(1)
RST 14 I Reset(1)
SCK 7 I System clock input(1)
VCC1 23 − Analog power supply, 5 V
VCC2L 28 − Analog power supply (L-channel DACFF), 5 V
VCC2R 15 − Analog power supply (R-channel DACFF), 5 V
VCOML 22 − L-channel internal bias decoupling pin
VCOMR 21 − R-channel internal bias decoupling pin
VDD 9 − Digital power supply, 3.3 V
ZEROL 1 I/O Zero flag for L-channel(2)
ZEROR 2 I/O Zero flag for R-channel(2)
(1) Schmitt-trigger input, 5-V tolerant
(2) Schmitt-trigger input and output. 5-V tolerant input and CMOS output
(3) Schmitt-trigger input and output. 5-V tolerant input. In I2C mode, this pin becomes an open-drain 3-state output; otherwise, this pin is a CMOS
output.
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