Yamaha TF5, Service Manual

Page: 95 / 372

95
TF5/TF3/TF1
PIN
NO.
NAME I/O FUNCTION
PIN
NO.
NAME I/O FUNCTION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
DSDA2
DSDB1
DSDA1
VD
GND
MCLK
LRCK
SDIN1
SCLK
M4(TST)
SDIN2
M3(TST)
SDIN3
SDIN4
M2
(SCL/CCLK)
M1
(SDA/CDIN)
M0
(AD0/CS)
VLC
RST
FILT+
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I/O
I
I
I
O
Direct Stream Digital Input - Input for Direct
Stream Digital serial audio data.
Digital Power - Positive power supply for the
digital section.
Ground
Master Clock - Clock source for the delta-
sigma modulator and digital filters.
Left Right Clock - Determines which channel,
Left or Right, is currently active on the serial
audio data line.
Serial Audio Data Input - Input for two’s
complement serial audio data.
Serial Clock - Serial clock for the serial audio
interface.
Mode Selection (Test)
Serial Audio Data Input - Input for two’s
complement serial audio data.
Mode Selection (Test)
Serial Audio Data Input - Input for two’s
complement serial audio data.
Serial Audio Data Input - Input for two’s
complement serial audio data.
Mode Selection (Serial Control Port Clock -
Serial clock for the serial control port)
Mode Selection (Serial Control Data)
Mode Selection (Address Bit 0 (I²C) / Chip
Select (SPI) - AD0 is a chip address pin in
I²C Mode)
Control Port Power - Determines the required
signal level for the control port.
Reset - The device enters a low power mode
and all internal registers are reset to their
default settings when low.
Positive Voltage Reference - Positive
reference voltage for the internal sampling
circuits.
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
VQ
MUTEC234
AOUTB4-
AOUTA4-
AOUTB3-
AOUTA3-
GND
VA
AOUTB2-
AOUTA2-
AOUTB1-
AOUTA1-
MUTEC1
DSD_
SCLK
VLS
DSDB4
DSDA4
DSDB3
DSDA3
DSDB2
O
O
O
O
O
O
O
O
O
O
I
I
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
Quiescent Voltage - Filter connection for
internal quiescent voltage.
Mute Control
Differential Analog Output.
Ground
Analog Power - Positive power supply for the
analog section.
Differential Analog Output.
Mute Control
DSD Serial Clock - Serial clock for the Direct
Stream Digital audio interface.
Serial Audio Interface Power - Determines
the required signal level for the serial audio
interface.
Direct Stream Digital Input - Input for Direct
Stream Digital serial audio data.
CS4385A-DQZR (YF811A00) DAC (Digital to Analog Converter)
DA1 (DACOM): IC004
DA2: IC002