Marantz SR5004 Service Manual page 137

IC107 : CS42528-CQ
2. PIN DESCRIPTIONS
CX_SDIN1
CX_SCLK
CX_LRCK
SCL/CCLK
SDA/CDO UT
AD1/CDIN
Pin Name Pin Description
#
CX_SDIN1 Codec Serial Audio Data Input ( Input ) - Input for two's complement serial audio data.
1
CX_SDIN2
64
CX_SDIN3
63
CX_SDIN4
62
CX_SCLK CODEC Serial Clock (Input/Output) - Serial clock for the CODEC serial audio interface.
2
CX_LRCK CODEC Left Right Clock ( Input / Output ) - Determines which channel, Left or Right, is currently active on
3
the CODEC serial audio data line.
VD Digital Power ( Input ) - Positive power supply for the digital section.
4
51
DGND Digital Ground ( Input ) - Ground reference. Should be connected to digital ground.
5
52
VLC
Control Port Power ( Input ) - Determines the required signal level for the control port.
6
SCL/CCLK Serial Control Port Clock ( Input ) - Serial clock for the serial control port. Requires an external pull-up
7
resistor to the logic interface voltage in I
SDA/CDOUT Serial Control Data ( Input/Output ) - SDA is a data I/O line in I
8
resistor to the logic interface voltage, as shown in the Typical Connection Diagram. CDOUT is the output
data line for the control port interface in SPI mode.
AD1/CDIN Address Bit 1 (I
9
the input data line for the control port interface in SPI mode.
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
1
2
3
VD 4
DGND 5
VLC 6
7
8
9
AD0/CS 10
INT 11
RST 12
AINR- 13
AINR+ 14
AINL+ 15
AINL- 16
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
2
C)/Serial Control Data (SPI) ( Input ) - AD1 is a chip address pin in I
CS42528
2
C mode as shown in the Typical Connection Diagram.
169
48 RXP1/G PO 1
47
RXP2/G PO 2
46
RXP3/G PO 3
45 RXP4/G PO 4
44 RXP5/G PO 5
43 RXP6/G PO 6
42 RXP7/G PO 7
41 VARX
40 AG ND
39 LPFLT
38 MUTEC
37 AO UTA1-
36 AOUTA1+
35 AOUTB1+
34 AO UTB1-
33 AO UTA2-
2
C mode and requires an external pull-up
2
C mode; CDIN is