LC717A10ARGPGEVB
3
Table 1. SIGNAL PIN FUNCTIONS
Pin Name
I/O
Pin Functions
Cin0
I/O
Capacitance Sensor Input
Cin1
I/O
Capacitance Sensor Input
Cin2
I/O
Capacitance Sensor Input
Cin3
I/O
Capacitance Sensor Input
Cin4
I/O
Capacitance Sensor Input
Cin5
I/O
Capacitance Sensor Input
Cin6
I/O
Capacitance Sensor Input
Cin7
I/O
Capacitance Sensor Input
Cin8
I/O
Capacitance Sensor Input
Cin9
I/O
Capacitance Sensor Input
Cin10
I/O
Capacitance Sensor Input
Cin11
I/O
Capacitance Sensor Input
Cin12
I/O
Capacitance Sensor Input
Cin13
I/O
Capacitance Sensor Input
Cin14
I/O
Capacitance Sensor Input
Cin15
I/O
Capacitance Sensor Input
Cref
I/O
Reference Capacitance Input
CrefAdd
I/O
Reference Capacitance Input for Addition
Cdrv
O
Output for Capacitance Sensors Drive
INTOUT
O
Interrupt Output
SCL/SCK
I
Clock Input (I
2
C)/Clock Input (SPI)
nCS
I
Interface Selection/Chip Select Inverting Input (SPI)
nRST
I
External Reset Signal Inverting Input (2.2 k
W
Pull-up, with Switch)
SA1
I
Slave Address Selection (I
2
C)
SDA/SI
I/O
Data Input and Output (I
2
C)/Data Input (SPI)
SA0/SO
I/O
Slave Address Selection (I
2
C)/Data Output (SPI) (JP2 100 k
W
Pull-down)
VDD
−
Power Supply (2.6 V to 5.5 V). It is Connected to V
DD
of LC717A10AR
GND
−
Ground (Earth). It is Connected to V
SS
of LC717A10AR
Table 2. MAIN SPECIFICATIONS
Parameter
Conditions
Remarks
Board Size
35.56
×
20.32 (mm)
Board Material
Glass Epoxy (FR4)
Copper Foil: 35
m
m, Thickness: 1.6 mm, 2-layer Board
Supply Voltage
2.6 to 5.5 V
Capacitance Touch Sensor
LC717A10AR
Communication Specification
SPI
It can be change to I
2
C Compatible Bus by Parts Exchange
