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Yamaha MDX-E300 Service Manual page 53

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IC1701 : UDA1345T
AD Converter/DA Converter
Pin No.
Name
1
VSSA(ADC)
2
VDDA(ADC)
3
VINL
4
Vref(A)
5
VINR
6
VADCN
7
VADCP
8*
MC1
9*
MP1
10
VDDD
11
VSSD
12
SYSCLK
13
MP2
14
MP3
15
MP4
16
BCK
17
WS
18
DATAO
19
DATAI
20*
MP5
21*
MC2
22
VSSA(DAC)
23
VDDA(ADC)
24
VOUTR
25
VDDO
26
VOUTL
27
VSSO
28
Vref(D)
The * marked terminal is a terminal which is not connected externally (open terminal).
V DDA(ADC) V SSA(ADC) V ADCP V ADCN
2
1
0dB/6dB
VINL
3
switch
ADC
V DDD
10
DECIMATION FILTER
V SSD
11
DC-CANCELLATION FILTER
DATAO
18
DIGITAL
BCK
16
INTERFACE
WS
17
19
DATAI
9
MP1
DSP FEATURES
INTERPOLATION FILTER
NOISE SHAPER
DAC
26
VOUTL
25
27
V DDO
V DDA(DAC)
V SSO
ADC analog ground
ADC analog power supply
ADC input (left)
ADC reference voltage
ADC input (right)
ADC reference voltage N
ADC reference voltage P
Mode control 1 (pull-down)
Multi-purpose pin 1
Digital power supply
Digital ground
System clock 256, 384, 512fs
Multi-purpose pin 2
Multi-purpose pin 3
Multi-purpose pin 4
Bit clock input
Word select input
Data output
Data input
Multi-purpose pin 5 (pull-down)
Mode control 2 (pull-down)
DAC analog ground
DAC analog power supply
DAC output (right)
Operation amplifier power supply
DAC output (left)
Operation amplifier ground
DAC reference voltage
V ref(A)
7
6
4
5
VINR
ADC
8
MC1
21
MC2
20
MP5
13
MP2
L3-BUS
14
MP3
INTERFACE
15
MP4
12
SYSCLK
DAC
VOUTR
24
23
22
28
V SSA(DAC)
Vref(D)
Function
MDX-E300
53

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