Texas Instruments AFE5832 - Page 59

0.1uF
C214
0.1uF
C213
+3.3_ISO
+5V_USB
GND
GND
SCLK_PRE
DIG_SPI_EN_PRE
SEN_T_PRE
SDATA_PRE
SCLK_3.3
DIG_SPI_3.3
SEN_T_3.3
SDATA_3.3
120 ohm
FB31
0.1uF
C219
0.1uF
C220
+3.3_ISO+5V_USB
LMK _CS_PRE
SDOUT_POST
USB<->SPI
DGND
DGND
DGND
LMK_CS
GNDDGND
GND
SDOUT_3.3
SDOUT_3.3
TSW_GPIO_4
TSW_GPIO_5
TSW_GPIO_6
TSW_GPIO_7
0R133
DNP
0R134
DNP
0R135
DNP
0R136
DNP
TP66
DGND
0R140
SEN_B_3.3
+3.3_ISO
AFE_RST_PRE
AFE_RESET
+3.3_ISO
0.1uF
C217
GND
+1.8VD
0.1uF
C218
GND
SCLK_3.3
DIG_SPI_3.3
SDATA_3.3
SCLK
DIG_SPI_EN
SDATA
SDOUT
GND
SENB
SENT
SEN_B_PRE
0
R139
SEN_T_3.3
A1
1
VCCA
2
A2
3
A3
4
A4
5
A5
6
A6
7
OE
8
GND
9
B6
10
B5
11
B4
12
B3
13
B2
14
VCCB
15
B1
16
U
13
TXB0106PWR
SEN_B_3.3
SDATA_3.3
SCLK_3.3
DIG_SPI_3.3
SEN_T_3.3
SEN_B_3.3
0R137
DNP
SDOUT_3.3
USB_SPI_EN
3.3VD
VCC1
1
GND1
2
INA
3
INB
4
INC
5
IND
6
NC
7
GND1
8
GND2
9
EN
10
OUTD
11
OUTC
12
OUTB
13
OUTA
14
GND2
15
VCC2
16
U12
ISO7140CCDBQR
VCC1
1
GND1
2
INA
3
INB
4
INC
5
OUTD
6
EN1
7
GND1
8
GND2
9
EN2
10
IND
11
OUTC
12
OUTB
13
OUTA
14
GND2
15
VCC2
16
U14
ISO7141CCDBQR
USB_SPI_EN
TSW_GPIO_8
D0
1
D4
2
D2
3
VCCIO
4
D1
5
D7
6
GND
7
NC
8
D5
9
D6
10
D3
11
PWREN#
12
RD#
13
WR
14
USBDP
15
USBDM
16
3V3OUT
17
GND
18
RESET#
19
VCC
20
GND
21
TXE#
22
RXF
23
NC
24
AGND
25
TEST
26
OSCI
27
OSCO
28
U11
FT245RL
0.1uF
C211
0.1uF
C210
120 ohm
FB32
0.1uF
C212
USB_D+
SCLK_PRE
SDATA_PRE
SEN_T_PRE
DIG_SPI_EN_PRE
SDOUT_POST
LMK _CS_PRE
3.3V_USB_RX
3.3V_USB_RX
DGND
USB_5V
+5V_USB
DGND
DGND
DGND
DGND
USB_D-
47pF
C215
47pF
C216
AFE_RST_PRE
SEN_B_PRE
8 9
VBUS
1
GND
5
6 7
D-
2
D+
3
ID
4
J65
DGND
TSW_GPIO_9
0R138
DNP
5
4
1
2
3
6
7
J64
TSW-107-07-G-S
DNP
GND
www.ti.com AFE5832 EVM Schematic
59
SLOU489–August 2017
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Hardware Reference
F.2 AFE5832 EVM Schematic
Figure 70 through Figure 81 illustrate the EVM schematics.
Figure 70. AFE5832 Rev. A EVM Schematic 1 of 12