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CY8C20446AS-24LQXI Datasheet(PDF) 1 Page - Cypress Semiconductor |
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CY8C20446AS-24LQXI Datasheet(HTML) 1 Page - Cypress Semiconductor |
1 / 51 page 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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