Analog Devices MAX30001 - Page 27

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MAX30001 Evaluation System Evaluates: MAX30001
MAX30002
MAX30001 EV Kit Schematic (continued)
1.1V-2.0V
1.65V-3.6V
AVDD DVDD
OVDD
AGND1 AGND2 AGND3
SDO
SDI
SCLK
CSB
INTB
INT2B
EXT_PWR
3
2
1
J_EXT_PWR
R17R16R15
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
J8
3
2
1
GND2
3
2
1
J_SDO
3
2
1
J_SDI
3
2
1
J_SCLK
21
P_DOWN
3
2
1
GND1
R8
2 1
P_UP
R9 R11
3
2
1
J_CSB
3
2
1
J_INT2B
CA
D1
R14 R13
3
2
1
J_SYS
3
2
1
J_INTB
12 11 10 9 8 7 6 5 4 3 2 1
J9
R19
3
2
1
1V8
R18
3
2
1
3V3
21
J_DVDD
21
J_AVDD
C14
R6
R5
C27
3
2
1
R4
R36
C23
C15
21
J_OVDD
C31
C9
R3
R2
3
2
1
R10C10
FTHR_GNDAGND4
6
3 8 7
2 1
5
9
4
U2
3
51
2
4
U3
+5V
100V
X7R
2.2UF
1.33K
470
LTST-C194KGKT
DNI
100K
PPPC121LFBN-RC
100K
100K
DNIDNI
+5V
+5V
X7R
100
PPPC161LFBN-RC
+5V
INTB
100
0603
25V 20%
X7R
100K
3.3UF
50V
X5R
10UF
2K
DVDD
AVDD
OVDD
50V
3V3_FTHR
SPI_SDI
1V8_FTHR
MAX1806EUA18+
SPI_CSB
100K
50V X7R
3.3UF
100
X7R
3.3UF
50V
1K
1K
2.2UF
100V
X7R
OVDDX
100K
MAX8512EXK
OVDDX
INT2B
DNI
25PPM
0.10%
2K
1V8_FTHR
1.33K
SPI_SDO
3V3_FTHR
SPI_CLK
100K
3.3UF
IN
IN
IN
IN
IN IN
OUT2 OUT1
SHDN
POK
IN2 IN1
EPGND
SET
3
2
1
3
2
1
OUT
SHDN FB
GND
IN