Ind2 - Onkyo TX-SR502 Service Manual

IC BLOCK DIAGRAM AND TERMINAL DESCRIPTIONS-18
Q800: AK4588VQ (2/8-Channel Audio CODEC with DIR)-2
TERMINAL DESCRIPTION
No. Pin Name
1 INT1
2 BOUT
3 TVDD
4 DVDD
5 DVSS
6 XTO
7 XTI
8 TEST3
9 MCKO2
10 MCKO1
COUT
11
12 UOUT
13 VOUT
14 SDTO2
15 BICK2
16 LRCK2
17 SDTO1
18 BICK1
19 LRCK1
20 CDTO
CCLK
21
SCL
CDTI
22
SDA
23 CSN
24 DAUX1
25 SDTI4
26 SDTI3
27 SDTI2
28 SDTI1
29 XTL1
30 XTL0
I/O Function
O Interrupt 1 Pin
Block-Start Output Pin for Receiver Input
O
"H" during first 40 flames.
- Output Buffer Power Supply Pin, 2.7V ~ 5.5V
- Digital Power Supply Pin, 3.3V
- Digital Ground Pin
O X'tal Output Pin
I X'tal Input Pin
Test 3 Pin
I
This pin should be connected to DVSS.
O Master Clock Output 2 Pin
Master Clock Output 1 Pin
O
O C-bit Output Pin for Receiver Input
O U-bit Output Pin for Receiver Input
O V-bit Output Pin for Receiver Input
O Audio Serial Data Output Pin (DIR/DIT part)
I/O Audio Serial Data Clock Pin (DIR/DIT part)
I/O Channel Clock Pin (DIR/DIT part)
O Audio Serial Data Output Pin (ADC/DAC part)
I/O Audio Serial Data Clock Pin (ADC/DAC part)
I/O Input Channel Clock Pin
O Control Data Output Pin in Serial Mode, I2C= "L".
I Control Data Clock Pin in Serial Mode, I2C= "L"
I Control Data Clock Pin in Serial Mode, I2C= "H"
I Control Data Input Pin in Serial Mode, I2C= "L".
I/O Control Data Pin in Serial Mode, I2C= "H".
I Chip Select Pin in Serial Mode, I2C="L".
I This pin should be connected to DVSS, I2C="H".
I AUX Audio Serial Data Input Pin (ADC/DAC part)
I DAC4 Audio Serial Data Input Pin
I DAC3 Audio Serial Data Input Pin
I DAC2 Audio Serial Data Input Pin
I DAC1 Audio Serial Data Input Pin
I X'tal Frequency Select 0 Pin
I X'tal Frequency Select 1 Pin
TX-SR502/E/8250/HT-R520