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CY8C20666A-24LTXIT Datasheet(PDF) 1 Page - Cypress Semiconductor

Part # CY8C20666A-24LTXIT
Description  1.8 V Programmable CapSense짰 Controller with SmartSense??Auto-tuning 1??3 Buttons, 0?? Sliders
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Manufacturer  CYPRESS [Cypress Semiconductor]
Direct Link  http://www.cypress.com
Logo CYPRESS - Cypress Semiconductor

CY8C20666A-24LTXIT Datasheet(HTML) 1 Page - Cypress Semiconductor

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CY8C20XX6A/S
1.8 V Programmable CapSense® Controller
with SmartSense™ Auto-tuning
1–33 Buttons, 0–6 Sliders
Cypress Semiconductor Corporation
198 Champion Court
San Jose
, CA 95134-1709
408-943-2600
Document Number: 001-54459 Rev. *T
Revised June 28, 2013
1.8 V Programmable CapSense® Controller with SmartSense™ Auto-tuning 1–33 Buttons, 0–6 Sliders
Features
Low power CapSense® block with SmartSense Auto-tuning
Patented CSA_EMC, CSD sensing algorithms
SmartSense_EMC Auto-Tuning
• Sets and maintains optimal sensor performance during run
time
• Eliminates system tuning during development and
production
• Compensates for variations in manufacturing process Low
average power consumption – xx µA/sensor in run time
(wake-up and scan once every yyy ms)
Powerful Harvard-architecture processor
M8C CPU with a max speed of 24 MHz
Operating Range: 1.71 V to 5.5 V
Standby Mode 1.1 μA (Typ)
Deep Sleep 0.1 μA (Typ)
Operating Temperature range: –40 °C to +85 °C
Flexible on-chip memory
8 KB flash, 1 KB SRAM
16 KB flash, 2 KB SRAM
32 KB flash, 2 KB SRAM
Read while Write with EEPROM emulation
50,000 flash erase/write cycles
In-system programming simplifies manufacturing process
Four Clock Sources
Internal main oscillator (IMO): 6/12/24 MHz
Internal low-speed oscillator (ILO) at 32 kHz for watchdog
and sleep timers
External 32 KHz Crystal Oscillator
External Clock Input
Programmable pin configurations
Up to 36 general-purpose I/Os (GPIOs) configurable as
buttons or sliders
Dual mode GPIO (Analog inputs and Digital I/O supported)
High sink current of 25 mA per GPIO
• Max sink current 120 mA for all GPIOs
Source Current
• 5 mA on ports 0 and 1
• 1 mA on ports 2,3 and 4
Configurable internal pull-up, high-Z and open drain modes
Selectable, regulated digital I/O on port 1
Configurable input threshold on port 1
Versatile Analog functions
Internal analog bus supports connection of multiple sensors
to form ganged proximity sensor
Internal Low-Dropout voltage regulator for high power supply
rejection ratio (PSRR)
Full-Speed USB
12 Mbps USB 2.0 compliant
Additional system resources
I2C Slave:
• Selectable to 50 kHz, 100 kHz, or 400 kHz
Configurable up to 12 MHz SPI master and slave
Three 16-bit timers
Watchdog and sleep timers
Integrated supervisory circuit
10-bit incremental analog-to-digital converter (ADC) with
internal voltage reference
Two general-purpose high speed, low power analog
comparators
Complete development tools
Free development tool (PSoC Designer™)
Sensor and Package options
10 Sensors – QFN 16, 24
16 Sensors – QFN 24
22 / 25 Sensors – QFN 32
24 Sensors - WLCSP 30
31 Sensors – SSOP 48
33 Sensors – QFN 48
Errata: For information on silicon errata, see “Errata” on page 45. Details include trigger conditions, devices affected, and proposed workaround


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