Terminal Description - Onkyo A-5VL Service Manual

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IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION
Q203/Q204: PCM1796DB AUDIO DIGITAL to ANALOG CONVERTER-2

TERMINAL DESCRIPTION

TERMINAL
NAME PIN
AGND1 19
AGND2 24
AGND3L 27
AGND3R 16
BCK 6
DATA 5
DGND 8
I OUT L+ 25
I OUT L– 26
I OUT R+ 17
I OUT R– 18
I REF 20
LRCK 4
MC 12
MDI 11
TE
L 13942296513
MDO 13
MS 10
MSEL 3
RST 14
SCK 7
V CC 1 23
V CC 2L 28
V CC 2R 15
V COM L 22
V COM R 21
V DD 9
ZEROL 1
ZEROR 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 I 2 C mode, this pin becomes an open-drain 3-state output; otherwise, this pin is a CMOS
output.
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I/O I/O
– Analog ground (internal bias)
– Analog ground (internal bias)
– Analog ground (L-channel DACFF)
– Analog ground (R-channel DACFF)
Bit clock input (1)
I
Serial audio data input (1)
I
– Digital ground
O L-channel analog current output+
O L-channel analog current output–
O R-channel analog current output+
O R-channel analog current output–
– Output current reference bias pin
Left and right clock (f S ) input (1)
I
Mode control clock input (1)
I
Mode control data input (1)
I
Mode control readback data output (3)
I/O
Mode control chip-select input (2)
I/O
I 2 C/SPI select (1)
I
Reset (1)
I
System clock input (1)
I
– Analog power supply, 5 V
– Analog power supply (L-channel DACFF), 5 V
– Analog power supply (R-channel DACFF), 5 V
– L-channel internal bias decoupling pin
– R-channel internal bias decoupling pin
– Digital power supply, 3.3 V
Zero flag for L-channel (2)
I/O
Zero flag for R-channel (2)
I/O
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DESCRIPTIONS DESCRIPTIONS
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A-5VL
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