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AGND
Local Decoupling
Reset
UCD3138 40 Pin Socket
C44
1000pF
C34
1uF
C45
1000pF
C26
0.1uF
C43
1uF
C37
1000pF
C25
0.1uF
C30
0.1uF
R59
20k
C31
0.1uF
S1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
XU1
40QN50S16060
R53
0
R50
0
R51
0
R52
0
R54
0
R55
0
R56
0
R57
0
V33A
[1,2,4,8]
+3_3V
[1,2,4,5,6,9]
BP18
[1,2]
/RESET
[1,2,5]
DGND
DGND
DGND
+3_3V
AGND
AD13
[2,3]
AD06
[2,3]
AD04
[2,3]
AD03
[2,3]
/RESET
[1,2,5]
PWM0/SYNC/TCAP/ADC_EXT/ADC_EXT
[2,4,5]
PMBUS_CLK
[2,5,6]
PMBUS_DA
T
A
[2,5,6]
AD02
[2,3]
AD01
[2,3]
AD00
[2,3]
V33A
[1,2,4,8]
EAP2
[2,3]
EAP1
[2,3]
EAP0
[2,3]
BP18
[1,2]
+3_3V
[1,2,4,5,6,9]
F
AUL
T2
[2,5]
TMS
[2,5]
TDI/SCI_RX0/F
AUL
T1
[2,4,5]
TDO/SCI_TX0/F
AUL
T0
[2,4,5]
TCK/TCAP/SYNC/PWM0
[2,4,5]
DPWM0A
[2,5,7]
DPWM0B
[2,5,7]
DPWM1A
[2,5,7]
DPWM1B
[2,5,7]
DPWM2A
[2,5,7]
DPWM2B
[2,5,7]
DPWM3A
[2,5,7]
DPWM3B
[2,5,7]
PMBUS_ALERT
[2,5,6]
PMBUS_CTRL
[2,5,6]
DGND
Schematics
4
Schematics
Figure 1. UCD3138OL40EVM-032 Schematics (socket) 1 of 9
4
Using the UCD3138OL40EVM-032
SLUUA80 – January 2013
Copyright © 2013, Texas Instruments Incorporated