CY8C20110_12 CYPRESS [Cypress Semiconductor], CY8C20110_12 Datasheet

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CY8C20110_12

Manufacturer Part Number
CY8C20110_12
Description
Manufacturer
CYPRESS [Cypress Semiconductor]
Datasheet
CapSense
Features
Cypress Semiconductor Corporation
Document Number: 001-54606 Rev. *G
10/8/6/4 capacitive button input
Target applications
Low operating current
Industry's best configurability
Advanced features
®
Express™ Button Capacitive Controllers
Robust sensing algorithm
High sensitivity, low noise
Immunity to RF and AC noise
Low radiated EMC noise
Supports wide range of input capacitance, sensor shapes,
and sizes
Printers
Cellular handsets
LCD monitors
Portable DVD players
Active current: continuous sensor scan: 1.5 mA
Deep sleep current: 4 µA
Custom sensor tuning, one optional capacitor
Output supports strong drive for LED
Output state can be controlled through I
CapSense
Run time reconfigurable over I
All GPIOs support LED dimming with configurable delay
option in CY8C20110
Interrupt outputs
User defined inputs
Wake on interrupt input
Sleep control pin
Nonvolatile storage of custom settings
Easy integration into existing products – configure output to
match system
No external components required
World class free configuration tool
®
input state
2
C
2
C or directly from
198 Champion Court
Overview
These CapSense Express™ controllers support four to ten
capacitive sensing (CapSense) buttons. The device functionality
is configured through an I
nonvolatile memory for automatic loading at power-on. The
CY8C20110 is optimized for dimming LEDs in 15 selectable duty
cycles for back light applications. The device can be configured
to have up to 10 GPIOs connected to the PWM output. The PWM
duty cycle is programmable for variable LED intensities.
The four key blocks that make up these devices are: a robust
capacitive sensing core with high immunity against radiated and
conductive noise, control registers with nonvolatile storage,
configurable outputs, and I
configure registers with parameters needed to adjust the
operation and sensitivity of the CapSense buttons and outputs
and permanently store the settings. The standard I
communication interface enables the host to configure the
device and read sensor information in real time. The I
is fully configurable without any external hardware strapping.
CapSense
Wide range of operating voltages
I
Industrial temperature range: –40 °C to +85 °C.
Available in 16-pin QFN, 8-pin, and 16-pin SOIC packages
2
C communication
2.4 V to 2.9 V
3.10 V to 3.6 V
4.75 V to 5.25 V
Supported from 1.8 V
Internal pull-up resistor support option
Data rate up to 400 kbps
Configurable I
San Jose
Capacitive Controllers
2
C addressing
,
CY8C20160, CY8C20140
CY8C20110, CY8C20180
CA 95134-1709
®
2
C port and can be stored in onboard
Express™ Button
2
C communications. The user can
Revised May 31, 2012
CY8C20142
408-943-2600
2
C address
2
C serial

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