CY8C20110_12 CYPRESS [Cypress Semiconductor], CY8C20110_12 Datasheet - Page 18

• Manufacturer Part Number: CY8C20110_12
• Manufacturer: CYPRESS [Cypress Semiconductor]

Layout Guidelines and Best Practices
CapSense Button Shapes
Button Layout Design
X: Button to ground clearance (Refer to
Y: Button to button clearance (Refer to
Recommended via Hole Placement
Table 2. Recommended Layout Guidelines and Best Practices
Document Number: 001-54606 Rev. *G
1
2
3
4
5
6
7
8
S. No.
Button shape
Button size
Button-button spacing
Button ground clearance
Ground flood-top layer
Ground flood-bottom layer
Trace length from sensor to
PSoC-buttons
Trace width
Category
Table 2 on page
Table 2 on page
clearance
0.17 mm
Equal to
0.5 mm
ground
button
5 mm
Min
–
–
–
–
18)
18)
0.20 mm
200 mm
15 mm
2 mm
Max
–
–
–
–
Solid round pattern, round with LED hole, rectangle with round
corners
10 mm
8 mm [X]
Button ground clearance = Overlay thickness [Y]
Hatched ground 7-mil trace and 45-mil grid (15% filling)
Hatched ground 7-mil trace and 70-mil grid (10% filling)
< 100 mm
0.17 mm (7-mil)
Recommendations/Remarks
CY8C20160, CY8C20140
CY8C20110, CY8C20180
CY8C20142
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