Maxim Integrated MAX86140 - Page 25

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Evaluates: MAX86140 and MAX86141
MAX86140/MAX86141
Evaluation System
MAX86140/MAX86141 EV Kit Schematics (continued)
MAXSensorBLE
DEBUG LEDS
USB_A9B9 IS NOT USED (JTAG RESETB)
USB TYPE-C CC PINS PRESENCE OF PULLUPS ON COMPARATORS DETECT
200
DNI
0
DNI DNI
0
SML-P11UTT86
MAX9062EBS+G45
0.1UF
IP4221CZ6-S
MAX9062EBS+G45
0.1UF
4.7K
SML-P11UTT86
0.1UF
200
DX07S024JJ3
S25FS256SAGNFI001
4.7K
4.7K
MAX14689EWL+
0
R18
R20
R21 R22
DS1
CN1
U10
U11
DS2
U8
R17
C34
C36
C35
R23
R19
U7
R16
U9
USB_A5
RX2+
TX1+
USB_DM
DBG_LED1 DBG_LED0
SPI2_SCK SPI2_MISO
SPI2_MOSI
SPI1_MISO/IO1
USB_B5 USB_DP USB_DM
USB_SBU12
SPI1_WP/IO2
TX1-
USB_A9B9
SPI1_SCK
3V3
DBG_EN
3V3
USB_VBUS
RX1+ RX1- USB_SBU12
USB_B5
1V8_B
USB_DP
1V8_B
1V8_B
SPI1_CSF_N
3V3
USB_B5 USB_VBUS
TX2-
SPI1_MOSI/IO0
USB_A5
USB_DM
USB_DP
USB_VBUS
USB_A5
RX2-
USB_SBU12
USB_A9B9
TX2+
DBG_EN
3V3
SPI1_FRST/IO3
C3 A3 C1 A1
A3 A2 A1
9
A4 A5 A6 A7 A8 A9
A11 A12 B1
B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12
SHIELD_1
SHIELD_2
SHIELD_4
SHIELD_3
B2
A2 A1
B1
B2
A2 A1
B1
A2 B1 B3
B2 C2
A C
A C
1 6
5 2
8
2
1 3 4 6
5
3 7
4
A10
I/O I/O I/O I/O
VCC
GND
EP
VDD
WP#/IO2
CS#
VSS
SO/IO1
IO3/RESET#
SCK
SI/IO0
GND
VCC
CB
NC1
NO2
COM2
NO1
COM1
NC2
GND
VCC
OUT
IN
GND
VCC
OUT
IN
SHIELD
B12 B11 B10
B9 B8 B7 B6 B5 B4 B3 B2 B1A12
A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1