Sony UDA-1 Service Manual page 56

UDA-1
Pin No. Pin Name
85 X2DAC_MCLK
86 X2DAC_LRCK
87 X2DAC_SCLK
88 X2DAC_SDOUT
89 XMDAC_SDOUT0
90 XMDAC_SDOUT1
91, 92 NC
93 XMDAC_SCLK
94 XMDAC_LRCK
95 XMDAC_MCLK
96 XSEL_PWR
97 VCC3V
98 XRSTO
99 XTEST
100 XSCI
56
I/O
O I2S master clock signal output to the digital audio interface receiver
O I2S L/R sampling clock signal output to the digital audio interface receiver
O I2S bit clock signal output to the digital audio interface receiver
O I2S serial data output to the digital audio interface receiver
O DSD L channel serial data output to the DSP
O DSD R channel serial data output to the DSP
- Not used
O DSD serial clock signal output to the DSP and D/A converter
O I2S L/R sampling clock signal output to the DSP
O I2S master clock signal output terminal
I Power selection signal input terminal "L": bus power, "H": self power Fixed at "H" in this unit
- Power supply terminal (+3.3V) (digital system)
I Reset signal input terminal
Test mode selection signal input terminal
I
Fixed at "L" in this unit
I System clock input terminal (12 MHz)
Description
Not used
"L": reset
"L": normal operation, "H": test mode