20 Bit 6 Channel A/D, D/A Converter - Yamaha RX-V595a Service Manual

IC6 : AK4526A-VQ (CODEC AD/DA)

20 bit 6 channel A/D, D/A Converter

1
SDOS
OCKS 2
3
M/S
BICK 4
5
LRCK
TOP VIEW
SDTI1 6
7
SDTI2
SDTI3 8
SDTO 9
DAUX 10
DFS 11
Pin Pin
I/O
No. Name
1 SDOS I Connected to ground (digital)
2 OCKS I Connected to ground (digital)
3 M/S I Connected to ground (digital)
Audio serial data clock,
4 BICK I/O
bit clock input from Main µ-COM
Input/Output channel clock,
5 LRCK I/O
word clock input from Main µ-COM
6 SDTI1 I
DAC Audio serial data input 1-3,
7 SDTI2 I
PCM input from AC3D2av
8 SDTI3 I
Audio serial data output,audio
9 SDTO O
data for DIR2
10 DAUX I Connected to ground (digital)
11 DFS I Connected to ground (digital)
12 DEM1 I
Connected to ground (digital)
13 DEM0 I
14 MCKO O Unconnected
15 DVDD Power supply (digital)
16 DVSS Ground (digital)
17 /RD I Power down and reset, initial clear
from Sub µ-COM
18 XTS I Connected to ground (analog)
19 ICKS1 I Connected to ground (analog)
20 ICKS0 I Connected to ground (analog)
21 CAD1 I Connected to ground (analog)
22 CAD0 I Connected to ground (analog)
33
VREFL
32
RIN+
31
RIN–
30
LIN+
29
LIN– ROUT1
28 ROUT1
27
LOUT1
26 ROUT2
ROUT2
25 LOUT2
24 ROUT3
23 LOUT3
Function
RX-V595a/HTR-5150/RX-V595aRDS
LIN+
30
ADC
LIN–
29
RIN+
32
ADC
RIN–
31
LOUT1 VR LPF
27
VR LPF
28
LOUT2
25 VR LPF
26 VR LPF
LOUT2
23 VR LPF
ROUT3
24 VR LPF
Pin Pin
I/O
No. Name
23 LOUT3 O Lch analog output 3, for CENTER
24 ROUT3 O Rch analog output 3, for LFE
25 LOUT2 O Lch analog output 2, for REAR
26 ROUT2 O Rch analog output 2, for REAR
27 LOUT1 O Lch analog output 1, for FRONT
28 ROUT1 O Rch analog output 1, for FRONT
29 LIN– I Lch analog negative input, from MAIN
30 LIN+ I Lch analog positive input, from MAIN
31 RIN– I Rch analog negative input, from MAIN
32 RIN+ I Rch analog positive input, from MAIN
33 VREFL I Connected to ground (analog)
34 VCOM O Common voltage output
35 VREFH I Connected to power supply (analog)
36 AVDD Power supply (analog)
37 AVSS Ground (analog)
38 XTI Unconnected
External master clock input, FsX256
39 MCKI
I
Bit clock from DIR2
40 P/S I Connected to ground (digital)
Chip select in serial mode, chip enable
41 /CS I
from Sub µ-COM
Control data clock in serial mode,
42 CCLK I
clock from Sub µ-COM
Control data input in serial mode,
43 CDTI I
Tramsmit data from Sub µ-COM
44 CDTO O Unconnected
Audio
HPF
I/F
Clock Gen.
1/2
HPF MCLK
5
4
DAC
10
LRCK
13
DAC
BICK 12
DEM
11
SDOUT
DAC
1
SDIN1
SDIN2
DAC
SDIN3
9
6
DAC
7
DAC 8
Function
LRCK
BICK
DAUX
DEM0
DEM1
DFS
SDOS
SDTO
SDTI1
SDTI2
SDTI3
36