HT-R940
SCHEMATIC DIAGRAMS-6
XM DIGITAL TRANSCEIVER SECTION (MDC Type only)
HT
-R940
-12V
I2S_SDO
I2S_SCLK
I2S_LRCLK
I2S_OCLK
XM_RESET
XM_ERR_IRQ
XM_COM_SEL
XM_SDO_L
XM_SDI_L
DAC_RESET
GND
+5V_XM
XMERRIRQ
XMCOMSEL
XMDACRST
XMSRRXD
XM_ERR_IRQ
XM_COM_SEL
XM_RESET
XM_SDO_L
XM_SDI_L
DAC_RESET
+12V
XM_R_OUT
XM_L_OUT
GND_A
XMSRTXD
XMRST
To NAAF-8779
(SD-1 : B1)
NADG-8809
Q2007
TC74VHC541FT
11
Y8
12
Y7
13
Y6
14
Y5
15
Y4
16
Y3
17
Y2
18
Y1
19
_G2
20
VCC
1
_G1
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
10
GND
R2012
100
R2013
330
R2014
330
R2021
2.2K
C2021
10/50
R2023
100K
R2024
100K
R2025
2.2K
C2023
821J
C2024
821J
C2025
821J
R2027
2.2K
R2028
2.2K
R2029
3.3K
R2030
3.3K
C2027
10/50
C2028
10/50
C2015
104Z
C2016
10/50
C2017
104Z
C2018
470/6.3
C2036
104Z
C2014
102K
R2015
330
R2016
0
E2002
E2001
Q2003
NJM4580M-D
3
2
1
8
P2001
4
3
2
1
D-
D+
+V
GND
R2033
22
R2034
22
Q2006
TC74HCT7007AF
1
2
3
4
5
6
7
GND
8
OUT4
9
IN4
10
OUT5
11
IN5
12
OUT6
13
IN6
14
VCC
L2005
BLM21PG221SN1
R2036
0
JL5502B
1
2
3
4
5
6
7
JL101B
1
2
3
4
5
6
7
8
9
C2001
104Z
C2002
102K
R2001 100K
R2002
100K
R2003
100K
R2005
100K
C2003
104Z
R2007
1K
R2008
100
R2009
100
R2006
1K
C2004
104Z
C2005
104Z
C2006
104Z
L2002
BK1608LM182
R2010
680
R2011
1M
C2007
100/16
C2008
040C
C2009
080D
C2010
104Z
C2011
104Z
C2012
104Z
C2013
104Z
Q2001
XMDTIC
F2602E-01
1
LSDP
2
VSS
3
SC_TX_OUT
4
VDD
5
SC_RX_IN
6
VSS
7
CMD_SEL
8
VDD
9
ERR_IRQ
10
VSS
11
RST
12
12 : SLAVE_SEL
13
COMM_RX_DIG
14
COMM_TX_DIG
15
COMM_TX_EN
16
VSS
17
VDD
18
COMM_RX_P
19
COMM_RX_M
20
VDD
21
VSS
22
COMM_TX_M
23
COMM_TX_P
24
VSS
25
VSS
26
OSC_OUT
27
VDD
28
OSC_IN
29
VSS
30
TEST
31
VSS
32
HSDP_DA
33
VDD
34
HSDP_CLK
35
VSS
36
HSDP_EN
37
I2S_DA
38
VSS
39
I2S_CLK
40
VDD
41
I2S_LRCLK
42
VSS
43
I2S_OCLK
44
VSS
45
SAII_CLK
46
VDD
47
SAII_DA
48
SAII_EN
R2031
22(1/2W)
R2032
22(1/2W)
C2040
C2022
10/50
R2022
2.2K
R2026
2.2K C2026
821J
Q2002
AK4384ET
1
MCLK
2
BICK
3
SDTI
4
LRCK
5
PDN
6
SMUTE/CSN
7
ACKS/CCLK
8
DIF0/CDTI
9
P/S
10
AOUTR
11
AOUTL
12
VCOM
13
VSS
14
VDD
15
DZFR
16
DZFL
Q2003
NJM4580M-D
6
5
4
7
X2001
45.1584MHz
C2033
470/6.3
Q2004
TA48033AF
3
O
2
G
1
I
C2043
100/6.3
R2047
22(1/2W)
C2031
104Z
Q2005
78L05
1
O
3
I
2
G
L2001
022K
L2003
022K
C2042
104Z
R2004
100K
C2032
104Z
C2029
220/16
C2030
220/16
D2001
UDZS5.1B
C2035
104Z
L2004
BLM21PG221SN1
C2034
100/16
C2044
102K
R2035
0
R2046
0
R2044
220
L2006
C2041
U19
XM DIGITAL TRANSCEIVER PC BOARD
XM
NC
NC
NC
To NADG-8808
(SD-3 : D3)
-12V
+3.3V
+12V
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
DAC
+3.3V
+3.3V
+5V
+11.8V
+5V
+3.3V
+3.3V
+3.3V
+5.3V
+5.3V
A
1
2
3
4
B
C
D
E
