CY8C20140-LDX2IT Cypress Semiconductor Corp, CY8C20140-LDX2IT Datasheet - Page 7
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CY8C20140-LDX2IT
Manufacturer Part Number
CY8C20140-LDX2IT
Description
CY8C20140-LDX2IT
Manufacturer
Cypress Semiconductor Corp
Series
CapSense Express™ CY8C20xxxr
Datasheet
1.CY8C20160-SX2I.pdf
(39 pages)
Specifications of CY8C20140-LDX2IT
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
Package / Case
16-UQFN, 16-µQFN
Processor Series
CY8C201xx
Core
M8C
Development Tools By Supplier
CY3218-CAPEXP1
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Note 1.8 V ≤ VDD_I2C ≤ VDD_CE and 2.4 V ≤ VDD_CE ≤ 5.25 V
For low power requirements, if V
Express, I
the device while it is unpowered. The I
pins of the master can cater to the power supply requirements of the circuit, the LDO can be avoided.
Document Number: 001-54606 Rev. *E
2
C pull-ups, and LEDs should be from the same source such that turning off the V
Master
Figure 7. Circuit 4 – Powering Down CapSense Express Device for Low Power Requirements
Host
Or
Output
enable
DD
Figure 6. Circuit 3 – Compatibility with 1.8 V I
is to be turned off, this concept can be used. The requirement is that the V
LDO
2
C signals should not be driven high by the master in this situation. If a port pin or group of port
CapSense Express
Output
VDD
SDA
SCL
LED
2
C Signaling
CY8C20160, CY8C20140
CY8C20110, CY8C20180
DD
ensures that no signal is applied to
I2C Pull
UPs
DDs
CY8C20142
of CapSense
BUS
I2C
Page 7 of 39
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