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8
CDCUN1208LP EVM Board Schematics
CDCUN1208LP EVM Control Modes
1) Pin Control - Use Pin jumpers (Group 2)
2) SPI - Set SW17 to On position
3) I2C - Set SW19 to On position
(Select only one control mode at a time - Turn switches
off or remove jumpers for non-selected modes)
+5V
+5V
+5V
U2
U2
5
IN1
OUT1
C38
C38
6
D9
D9
IN2
OUT2
1uF
1uF
3
EN#
SENSE
4
GND
RESET#
TPS77333DGK
TPS77333DGK
15k R5
15k
R5
2
1
Type B USB-Shield
Type B USB-Shield
1.5k
1.5k
R4
R4
6
+5V
+5V
1
1
2
2
DM
DM
2
1
33
33
R7
R7
2
DP
DP
3
1
2
33
33
R6
R6
5
GND
GND
4
+3V3
J1
J1
+3V3
R51
R51
1.5k
1.5k
U4
U4
1
8
SW4SDA01H0SBR
SW4SDA01H0SBR
A0
Vcc
2
7
A1
WP
3
6
1
2
SCL
A3
SCL
SCL
4
5
Vss
SDA
SDA
SDA
24LC512
24LC512
R31 1.5k
R31 1.5k
1
2
POR
+3V3
R21
R21
12MHZ1
12MHZ1
15K
15K
1
2
1
2
+3V3
C47
C47
1
2
SE3409-ND
SE3409-ND
0.1uF
0.1uF
R30 1.5k
R30 1.5k
C43
C43
1
R50
R50
2
RESET1
RESET1
1uF
1uF
1M
1M
C32
C32
+3V3 +3V3 +3V3
5
33pF
33pF
C40
C40
C41
C41
C42
C42
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
SCAU050 – May 2012
Submit Documentation Feedback
+3V3
7
8
C70
C70
1
10uF/6.3V
10uF/6.3V
2
POR
D26
D26
1
2
+3V3
MMBT4401
301
301
R123
R123
NPN
LED GREEN
LED GREEN
Control Power
2N2222A
2N2222A
Q1
Q1
U1
U1
3
PUR
17
PUR
P0.0
18
DP0
P0.1
19
DM0
P0.2
P0.3
P0.4
P0.5
+3V3
P0.6
P0.7
16
SUSP
P1.0
38
VREN
P1.1
R49
R49
37
VDDOUT
P1.2
1.5k
1.5k
P1.3
21
SELF/BUS
P1.4
P1.5
P1.6
12
SCL
P1.7
11
SDA
P2.0
P2.1
P2.2
13
RST
P2.3
P2.4
14
TEST0
P2.5
15
TEST1
P2.6
20
TEST2
P2.7
61
X1
P3.0/RxD/S0
60
X2
P3.1/TxD/S1
P3.2
10
+3V3
VCC1
P3.3/INT1#
39
VCC2
P3.4/T0
62
VCC3
P3.5
C29
C29
P3.6
5
GND1
P3.7
33pF
33pF
24
GND2
42
GND3
S2
59
GND4
S3
TUSB3210
TUSB3210
S2,S3 = 0,0 = Aries LAB EVM
Figure 3. Schematic (1 of 6)
Copyright © 2012, Texas Instruments Incorporated
LED RED
LED RED
SW19
SW19
1
1
-NP
-NP
SCL
2
1
-NP
-NP
SDA
3
4
+3V3
+3V3
TDA04H0SK1
TDA04H0SK1
R60
R60
R61
R61
10k
10k
10k
10k
43
PS_RESET
44
Device Communication
PWR_EN
45
D29
D29
46
LED GREEN
LED GREEN
1
2
VDD_ON
47
301
301
R111
R111
VDDOUT1_ON
48
49
D36
D36
50
LED GREEN
LED GREEN
1
2
301
301
R117
R117
31
GUI Read
Y1_50_TERM
32
Y2_50_TERM
33
Y3_50_TERM
34
Y4_50_TERM
35
Y5_50_TERM
36
Y6_50_TERM
40
Y7_50_TERM
41
Y8_50_TERM
22
23
25
26
27
28
29
30
58
57
56
55
54
53
52
51
8
S2
R119
R119
R131
R131
R118
R118
R172
R172
R121
R121
9
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
10k
10k
10k
10k
2
1
pull-up power
+3V3
R170
R170
NP
NP
CDCUN1208LP EVM Board Schematics
VDD
D28
D28
1
2
VDD
301
301
R126
R126
2
2
R180
R180
4.7k
4.7k
VDD
+3V3
VDD
10k
10k
R141
R141
VDDOUT1_ON
2
2
R181
R181
VDD_ON
100k
100k
R104
R104
4.7k
4.7k
1
Q5
Q5
2N2222A
2N2222A
VDD
2
2
R178
R178
4.7k
4.7k
R213
R213
8
2
CLK_OE
2
R214
R214
2
7
DATA_DIV
2
6
5
Level Translation
+3V3
VDD
R149
R149
R166
R166
R165
R165
10k
10k
10k
10k
U12
U12
+3V3
7
3
10k
10k
VB+
VA+
8
5
B1
A1
1
4
B2
A2
2
6
GND
OE
SPI Mode
TXB0102
TXB0102
0.1uF C55
0.1uF
C55
1
CLK
MOSI
2
MISO
3
LE
4
TDA04H0SK1
TDA04H0SK1
1
2
3
4
TDA04H0SK1
TDA04H0SK1
R120
R120
R112
R112
10k
10k
10k
10k
R169
R169
0
0
2
1
VDD
CDCUN1208LP Evaluation Board
VDD
1
2
2
R179
R179
1
MODE
2
DATA_DIV
4.7k
4.7k
VDD
1
2
2
1
R182
R182
INSEL
2
ITTP
4.7k
4.7k
VDD
1
2
2
R177
R177
1
OTTP
2
ADD_CS
4.7k
4.7k
VDD
2
2
R183
R183
1
CLK_OE
2
4.7k
4.7k
JMP6
JMP6
1
1
Header 3x1
Header 3x1
SW17
SW17
R45
R45
8
-NP
-NP
CLK_OE
2
R42
R42
-NP
-NP
7
DATA_DIV
2
R43
R43
-NP
-NP
6
OTTP
2
R44
R44
-NP
-NP
5
ADD_CS
2
SW18
SW18
R57
R57
8
-NP
-NP
R46
R46
-NP
-NP
7
INSEL
2
R47
R47
-NP
-NP
6
TERM
2
R48
R48
-NP
-NP
5
MODE
2
9
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