Yamaha MR816CSX Service Manual page 20

MR816CSX/MR816X
AK4358VQ (X4289A00) DAC (Digital to Analog Converter)
PIN
NAME I/O
NO.
1 LOUT1- O DAC1 Lch Negative Analog Output Pin
2 LOUT1+ O DAC1 Lch Positive Analog Output Pin
Zero Input Detect 3 Pin
3 DZF3 O
4 DZF2 O Zero Input Detect 2 Pin
5 DZF1 O Zero Input Detect 1 Pin
6 CAD0 I Chip Address 0 Pin
7 ACKSN I Auto Setting Mode Disable Pin (Pull-down Pin)
"L": Auto Setting Mode, "H": Manual Setting Mode
8 PDN I Power-Down Mode Pin
When at "L", the AK4358 is in the power-down mode
and is held in reset.
9 BICK I Audio Serial Data Clock Pin
Master Clock Input Pin
10 MCLK I
An external TTL clock should be input on this pin.
11 DVDD - Digital Power Supply Pin, +4.75 ― +5.25V
12 DVSS - Digital Ground Pin
13 SDTI4 I DAC4 Audio Serial Data Input Pin
14 SDTI1 I DAC1 Audio Serial Data Input Pin
15 SDTI2 I DAC2 Audio Serial Data Input Pin
16 SDTI3 I DAC3 Audio Serial Data Input Pin
17 LRCK I L/R Clock Pin
18 I2C I Control Mode Select Pin
"L": 3-wire Serial, "H": I2C Bus
Control Data Clock Pin
19 CCLK/SCL I
I2C = "L": CCLK (3-wire Serial), I2C = "H": SCL (I2C Bus)
20 CDTI/SDA I/O Control Data Input Pin
I2C = "L": CDTI (3-wire Serial), I2C = "H": SDA (I2C Bus)
21 CSN/CAD1 I Chip Select Pin
I2C = "L": CSN (3-wire Serial), I2C = "H": CAD1 (I2C Bus)
YAC523-VZ (X4325A00) EVR2 (Electric Variable Resistance 2)
PIN
NAME I/O
NO.
1 AVSS - Minus power supply for analog (-6.0V Typ.)
2 AVDD - Plus power supply for analog (+6.0V Typ.)
3 IN1 I ch1 analog input
4 IN2 I ch2 analog input
5 IN3 I ch3 analog input
6 IN4 I ch4 analog input
7 IN5 I ch5 analog input
8 IN6 I ch6 analog input
9 IN7 I ch7 analog input
10 AVDD - Plus power supply for analog (+6.0V Typ.)
11 AVSS - Minus power supply for analog (-6.0V Typ.)
12 REF7B I ch7 analog reference voltage input 7B
Connect to ground directly.
13 REF7A I ch7 analog reference voltage input 7A
Connect to ground through 33μF.
14 REF6B I ch6 analog reference voltage input 6B
Connect to ground directly.
15 REF6A I ch6 analog reference voltage input 6A
Connect to ground through 33μF.
ch5 analog reference voltage input 5B
16 REF5B I
Connect to ground directly.
17 REF5A I ch5 analog reference voltage input 5A
Connect to ground through 33μF.
18 REF4A I ch4 analog reference voltage input 4A
Connect to ground through 33μF.
19 REF4B I ch4 analog reference voltage input 4B
Connect to ground directly.
20 REF3A I
ch3 analog reference voltage input 3A
Connect to ground through 33μF.
21 REF3B I ch3 analog reference voltage input 3B
Connect to ground directly.
22 REF2A I ch2 analog reference voltage input 2A
Connect to ground through 33μF.
20
FUNCTION
FUNCTION
PIN
NAME I/O
NO.
22 DCLK I DSD Clock Pin
23 DSDL4 I DAC4 DSD Lch Data Input Pin
DAC4 DSD Rch Data Input Pin
24 DSDR4 I
25 DSDL1 I DAC1 DSD Lch Data Input Pin
26 DSDR1 I DAC1 DSD Rch Data Input Pin
27 DSDL2 I DAC2 DSD Lch Data Input Pin
28 DSDR2 I DAC2 DSD Rch Data Input Pin
29 DSDL3 I DAC3 DSD Lch Data Input Pin
30 DSDR3 I DAC3 DSD Rch Data Input Pin
31 DIF0 I Audio Data Interface Format 0 Pin
32 ROUT4- O DAC4 Rch Negative Analog Output Pin
33 ROUT4+ O DAC4 Rch Positive Analog Output Pin
Positive Voltage Reference Input Pin
34 VREFH I
35 AVDD - Analog Power Supply Pin, +4.75 ― +5.25V
36 AVSS - Analog Ground Pin
37 LOUT4- O
DAC4 Lch Negative Analog Output Pin
38 LOUT4+ O
DAC4 Lch Positive Analog Output Pin
39 ROUT3- O
DAC3 Rch Negative Analog Output Pin
40 ROUT3+ O
DAC3 Rch Positive Analog Output Pin
41 LOUT3- O
DAC3 Lch Negative Analog Output Pin
42 LOUT3+ O
DAC3 Lch Positive Analog Output Pin
43 ROUT2- O
DAC2 Rch Negative Analog Output Pin
44 ROUT2+ O DAC2 Rch Positive Analog Output Pin
45 LOUT2- O DAC2 Lch Negative Analog Output Pin
46 LOUT2+ O DAC2 Lch Positive Analog Output Pin
47 ROUT1- O
DAC1 Rch Negative Analog Output Pin
48 ROUT1+ O
DAC1 Rch Positive Analog Output Pin
PIN
NAME I/O
NO.
23 REF2B I ch2 analog reference voltage input 2B
Connect to ground directly.
24 REF1A I ch1 analog reference voltage input 1A
Connect to ground through 33μF.
25 REF1B I ch1 analog reference voltage input 1B
Connect to ground directly.
26 NC - Non connection or connect to ground.
27 NC - Non connection or connect to ground.
28 OUT7 O ch7 analog output
29 OUT6 O ch6 analog output
30 OUT5 O ch5 analog output
31 OUT4 O ch4 analog output
32 OUT3 O ch3 analog output
33 OUT2 O ch2 analog output
34 OUT1 O ch1 analog output
35 NC - Non connection or connect to ground.
36 NC - Non connection or connect to ground.
37 AVSS - Minus power supply for analog (-6.0V Typ.)
38 ZCEN1 I Zero-cross control input 1
Zero-cross control input 2.
39 ZCEN2 I
40 CSN I Chip select input
41 SDATAI I Serial data input
42 SCLK I Serial clock input
43 SDATAO O Serial data output
Serial data are outputted from this terminal when
CSN pin is "L" level. This terminal becomes
high-impedance state when CSN pin is "H".
44 TE2 I
Test terminal
Non connection or connect to DGND terminal.
45 TE1 I Test terminal
Non connection or connect to DGND terminal.
46 DGND - Digital ground
47 REF O Reference voltage output for digital
48 AVSS - Minus power supply for analog (-6.0V Typ.)
DM: IC751
FUNCTION
DM: IC814
FUNCTION