Texas Instruments LDC2114, User Manual, Page: 42 / 60

GND
OUT0
GND GND GND
OUT3/ADDR
Green
1
2
D13
Green
1
2
D14
Green
1
2
D15
Green
1
2
D16
OUT1 OUT2
3
5
4
Q1A
MMDT3904-7-F
6
2
1
Q1B
MMDT3904-7-F
3
5
4
Q2A
MMDT3904-7-F
6
2
1
Q2B
MMDT3904-7-F
+3.3V +3.3V +3.3V +3.3V
402
R25
402
R26
402
R27
402
R28
4.70k
R29
4.70k
R30
4.70k
R31
4.70k
R32
Design note: 4mA
Button press LEDs
Design note: OUTPUTS must be configured as active high in device register settings
Copyright © 2016, Texas Instruments Incorporated
IN
1
OUT
5
2
EN
3
NC
4
GND
U5 LP5951MG-1.8/NOPB
+3.3V
2.2µF
C17
+1.8V
GND
GND
2.2µF
C16
GND
Power: 1.8V LDO for LDC211x
TP2
Copyright © 2016, Texas Instruments Incorporated
LDC2114 EVM REV A Schematics and Layout
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42 SNOU144 – December 2016
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Copyright © 2016, Texas Instruments Incorporated
LDC2114 Evaluation Module for Inductive Touch Inductance to Digital Converter
Figure 44. Power: 1.8V LDO for LDC211x
Figure 45. Button press LEDs