EVAL-AD7156EBZ Analog Devices Inc, EVAL-AD7156EBZ Datasheet - Page 26

• Manufacturer Part Number: EVAL-AD7156EBZ
• Description: Evaluation Board I.c.
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD7156EBZ

• Sensor Type: Touch, Capacitive
• Interface: I²C
• Voltage - Supply: 1.8 V ~ 3.6 V
• Embedded: No
• Utilized Ic / Part: AD7156
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Sensitivity: -
• Sensing Range: -
• Lead Free Status / Rohs Status: Supplier Unconfirmed

AD7156
APPLICATION EXAMPLES
C
C
SENS1
SENS2
39kΩ
39kΩ
68pF
68pF
82kΩ
10kΩ
82kΩ
10kΩ
C
C
SENS1
SENS2
22pF
47pF
22pF
47pF
EXC1
EXC2
C
C
EXC1
EXC2
CIN1
CIN2
SENS1
SENS2
CIN1
CIN2
Figure 49. AD7156 Standalone Operation Application Diagram
Figure 51. AD7156 Standalone Operation with EMC Protection
EXC1
EXC2
CIN1
CIN2
Figure 50. AD7156 Interfaced to a Host Microcontroller
AD7156
AD7156
VDD
AD7156
GND
VDD
GND
VDD
GND
0.1µF
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SDA
SCL
OUT1
OUT2
SDA
SCL
OUT1
OUT2
0.1µF
SDA
SCL
OUT1
OUT2
10µF
1kΩ
0.1µF
1kΩ
1kΩ
1kΩ
1kΩ
LED1
1kΩ
IRQ1
IRQ2
SDA
SCL
1kΩ
1µF
3.3V
1kΩ
1kΩ
LED2
MICROCONTROLLER
ADP1720-3.3
HOST
3V
BATTERY
3.3V
1µF
Q1
R1
V
Q2
R2
OUT1
OUT2
SUPPLY