CY8C20180-SX2I Cypress Semiconductor Corp, CY8C20180-SX2I Datasheet - Page 18

• Manufacturer Part Number: CY8C20180-SX2I
• Description: IC CAPSENSE EXP 8 I/O 16-SOIC
• Manufacturer: Cypress Semiconductor Corp
• Series: CapSense Express™ CY8C20xxxr

Specifications of CY8C20180-SX2I

• Package / Case: 16-SOIC (3.9mm Width)
• Controller Type: Capacitive Sensing Controller
• Interface: I²C
• Voltage - Supply: 2.4 V ~ 5.25 V
• Current - Supply: 1.5mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Processor Series: CY8C201xx
• Core: M8C
• Data Ram Size: 512 B
• Interface Type: I2C
• Maximum Clock Frequency: 400 KHz
• Number Of Programmable I/os: 8
• Number Of Timers: 2
• Operating Supply Voltage: 2.4 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: CY3218-CAPEXP1
• Minimum Operating Temperature: - 40 C
• Program Memory Type: Flash
• Program Memory Size: 2 KB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 770-1000 - ISP 4PORT FOR CYPRESS PSOC MCU
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 425-2054-5; 425-2054-5; 428-2054-5

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 6. Recommended Layout Guidelines and Best Practices
Document Number: 001-54606 Rev. *E
1
2
3
4
5
6
7
8
Sl
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 6 on page
Table 6 on page
5 mm
Equal to
button
ground
clearance
0.5 mm
0.17 mm
Min
–
–
–
–
18)
15 mm
2 mm
200 mm
0.20 mm
18)
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
Page 18 of 39
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