EVAL-AD7150EBZ Analog Devices Inc, EVAL-AD7150EBZ Datasheet - Page 9

• Manufacturer Part Number: EVAL-AD7150EBZ
• Description: BOARD EVAL FOR AD7150
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD7150EBZ

• Sensor Type: Touch, Capacitive
• Interface: I²C
• Voltage - Supply: 2.7 V ~ 3.6 V
• Embedded: No
• Utilized Ic / Part: AD7150
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Sensitivity: -
• Sensing Range: -
• Lead Free Status / Rohs Status: Supplier Unconfirmed

–0.1
–0.2
0.2
0.1
–2
–4
–1
–2
Figure 16. Capacitance Input Offset Error vs. Temperature,
4
2
0
0
2
1
0
–50
–50
Figure 17. Capacitance Input Gain Error vs. Temperature,
–50
Figure 18. EXC Frequency Error vs. Temperature,
V
DD
–25
–25
–25
= 3.3 V, CIN and EXC Pins Open Circuit
V
DD
= 3.3 V, CIN to EXC = 2 pF
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
V
DD
= 3.3 V
25
25
25
50
50
50
75
75
75
100
100
100
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–0.25
–0.50
0.50
0.25
–20
–40
–60
–80
–1
–2
2
1
0
0
0
2.7
0
0
Figure 20. Capacitance Channel Frequency Response
Figure 21. CAPDAC Differential Nonlinearity (DNL),
Figure 19. EXC Frequency Error vs. V
1
16
INPUT SIGNAL FREQUENCY (kHz)
3.0
V
CAPDAC CODE
DD
2
V
= 3.3 V
DD
32
(V)
3
3.3
48
DD
4
AD7150
3.6
6
5
4