Datasheet

Power
PROJECT
DESCRIPTION
FILENAME
DESIGNER REVISION DATE
PART NO. SHEET
53 OFDK-TM4C123G.sch
7/9/2013
TEXAS INSTRUMENTS
108 WILD BASIN ROAD, SUITE 350
AUSTIN TX, 78746
www.ti.com/tiva-c
Tiva™ MICROCONTROLLERS
1.0
TM4C123G Development Kit
DAY
DK-TM4C123G
+13V 20mA OLED Supply
+3.0V Reference
+5.0V and USB VBUS Load Switch
Power Select
RESET
HIBERNATION OSCILLATOR
MAIN OSCILLATOR
Hibernate Logic
Not required for VDD3ON mode or when using a single power source.
(see datasheet)
+3.3V 400mA Regulator
Current Shunt Amplifier
90
RST
76
X0SC1
74
XOSC0
92
OSC0
93
OSC1
10
GNDA
6
GND
25
GND
30
GND
44
GND
57
GND
67
GND
75
GNDX
79
GND
91
GND
102
GND
114
GND
125
GND
138
GND
77
VBAT
73
HIB
72
WAKE
8
VREFA+
9
VREFA-
7
VDDA
5
VDD
24
VDD
29
VDD
43
VDD
56
VDD
66
VDD
78
VDD
94
VDD
101
VDD
113
VDD
124
VDD
137
VDD
49
VDDC
126
VDDC
U1-B
TM4C123GH6PGE
8
IN
5
EN
1
OUT
3
NR
4
GND
9
PAD
U8
TPS73633DRB
C14
1.0UF
C18
0.01UF
6
IN
3
EN
7
FREQ
4
GND
5
SW
2
FB
1
COMP
8
SS
U10
TPS61085
L1
IND-ELL6GM
3.3UH
D3
SS12
R25
174K
R26
18.0K
R24
36.5K
C20
820pF
C16
1UF
R20
10K
C17
0.1UF
C26
10UF 50V
C27
10UF 50V
D4
Green
R27
330
1
GND
2
IN
3
EN1
4
EN2
5
OC2
6
OUT2
7
OUT1
8
OC1
9
GND
U7
TPS2052BDRB
R21
10K
H100
R22
10K
C12
0.1UF
R23
10K
J6
CON-HDR-2X2-100
R28
10K
C30
0.1UF
OMIT
SW6
Y1
32.768Khz
C28
24PF
C29
24PF
C31
10PF
C32
10PF
Y2
16MHz
C36
0.1UF
C40
0.1UF
C37
0.01UF
C53
1UF
C45
0.1UF
C41
0.01UF
C48
0.1UF
C49
0.1UF
C50
0.1UF
C54
1UF
C42
0.1UF
C46
1UF
C38
0.01UF
C35
0.1UF
C39
0.01UF
R31
220K
BT1
BAT-CR2032-SMT
C51
0.1UF
OMIT
H118
H116
H102
H106
H113
H107
H109
H110
H111
H112
H115
H105
H114
H103
H108
H104
R29
9.53M
R30
6.8M
C34
0.1UF
1
A
2
B
4
Y
5
VCC
3
GND
U13
SN74AHCT1G32DRL
C43
0.1UF
2
A
1
OE
4
Y
5
VCC
3
GND
U14
SN74AHC1G125DRL
C52
0.1UF
R32
1K
R34
0.1
H121 H122
H119 H120
2
GND
3
RESET
4
VDD
5
SENSE
1
NC
U12
TPS3803-01
R33
1K
4
VIN+
5
VIN-
1
OUT
2
GND
3
V+
U15
INA198/7/6
C55
0.1UF
C13
1UF
C21
1UF
C24
1UF
C22
1UF
C25
1UF
C44
1UF
C47
1UF
C33
200PF
H127
H128
H129
H130
H101
H131
R11
10K
R12
20K
C73
0.1UF
R13
1M
D6
DIO-1N4448HWS
C76
1UF
R15
10K
H132
1
GND_F
2
GND_S
3
EN
4
V_IN
5
OUT_S
6
V_OUT
U5
REF3230
R48
10K
C15
0.1UF
JP3
JP1
H133
H134
+5.0V
PG0_+13VEN
+5.0V
+13V
+3.3V
+5.0V
+3.0_VREF
+VBUS
PWR_EN
PG4/USB0EPEN
+5.0V
+USB_VBUS
+VBUS
PG5/USB0PFLT
+3.3V
+USB_VBUS +ICDI_VBUS
+VBUS
+3.3V
T_RESET
+3.3V
+MCU_VDD
+3.0_VREF
WAKE
+MCU_VBAT
PWR_EN
+5.0V +3.3V
+ICDI_VBUS+13V
+3.0_VREF
+MCU_VDDC
+3.0_VBAT
+VBUS
VBAT_GOOD
+VBUS
+VBUS
+VBUS
PWR_EN
+3.3V
PP0/AIN23_MCU_ISENSE
+3.0_VBAT
+MCU_VDD
+3.3V
+VBUS
+3.3V