Texas Instruments AFE4400, User Manual, Page: 49 / 59

Battery Fuel Gauge
Battery Management
DNI
0.1uF
C30
10uF
C46
10K R110
TP40
10K R59
1K
R70
22uF
C51
10K R100
AZ23C5V6
D6
22272021
BAT_P
1
BAT_M
2
J5
TP39
0.1uF
C33
0.1uF
C34
50K R102
0.1uF
C53
10
K
R1
13
10K R101
10K
R78
0.1uF
C37
10K R99
BQ24032ARHLR @ 4.2V
LDO
1
STAT1
2
STAT2
3
AC
4
BAT1
5
BAT2
6
ISET2
7
PSEL
8
CE
9
ISET1
10
VSS
11
OUT3
15
OUT2
16
OUT1
17
ACPG#
18
USBPG#_/_VBSEL
19
TS
12
DPPM
13
TMR
14
USB
20
T
P
21
U12
10K
R107
10K R64
TP41
10K R111
.02E
R114
0.1uF
C49
BQ27200
RBI
1
VCC
2
VSS
3
SCL
4
SDA
5
BAT
6
SRN
7
SRP
8
GPIO
9
PGM
10
VSS
1
1
1
U10
0.1uF
C66
1K
R118
0.1uF
C50
10K R112
10uF
C45
TP44
10K R62
0.1uF
C57
STAT2
STAT1
POW_CE
ISET2
ISET1
ACPG
USBPG
DPPM
VCC_BAT
SDA
SCL
PACK_P
PACK_P
AC_BM
microSD CARD I/F
473340001
RSV1
1
CS
2
DI
3
VCC
4
CLK
5
VSS
6
DO
7
RSV2
8
J6
TPD8E003DQDR
IO1
1
IO2
2
IO3
3
IO4
4
IO5
5
IO6
6
IO7
7
IO8
8
GND
9
U4
10K
R1
0
10K
R1
1
10uF
C2
10
K
R12
0.1uF
C3
MSP_DVCC
USD_CS
MEM_SIMO
MEM_SCLK
MEM0_HOLD
MEM0_W
MEM_CS0
MEM_SOMI
0.1uF
C1
MSP_DVCC
MEM_SIMO
MEM_SCLK
MEM1_HOLD
MEM1_W
MEM_CS1
MEM_SOMI
0.1uF
C4
MSP_DVCC
MEM_SCLK
MEM_SOMI
MEM_SIMO
Serial FRAM
TP2
TP5
TP4
TP1
VBUS
LibMarked->Serial FRAM Changed: (2)Q=HiZ, (5)D=Input
PSEL
ISET2
ISET1
TS
10K R104
10K R105
DNI = 10K to MSP_DVCC, USB Power Select (PSEL)
PSEL
MSP_DVCC
MSP_DVCC
Resistors previously VCC_3_3 bus Powered
Resistors previously VCC_3_3 bus Powered
100R R109 100R R108
100R R116 100R R117
1K
R80
DNI
DNI
DNI
SDA
SCL
TP45
/S
1
Q
2
/W
3
VSS
4
D
5
C
6
/HOLD
7
VCC
8
U3
FM25V20-GTR
/S
1
Q
2
/W
3
VSS
4
D
5
C
6
/HOLD
7
VCC
8
U5
FM25V20-GTR
TP43
TP42
TP36
TP32 TP33
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PCB Layouts and Schematics
Figure 54. AFE44x0SPO2EVM: Battery SDC (4 of 5)
49 SLAU480A – January 2013 – Revised February 2013 AFE4400 and AFE4490 Development Guide
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