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CY8C20646A-24LQXIT Datasheet(PDF) 1 Page - Cypress Semiconductor |
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CY8C20646A-24LQXIT Datasheet(HTML) 1 Page - Cypress Semiconductor |
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1 / 47 page  CY8C20X36A/46A/66A/96A/46AS/66AS 1.8 V CapSense® Controller with SmartSense™ Auto-tuning Cypress Semiconductor Corporation • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document Number: 001-54459 Rev. *O Revised June 15, 2012 1.8 V CapSense® Controller with SmartSense™ Auto-tuning Features ■ Wide operating range: 1.71 V to 5.5 V ■ Ultra low deep sleep current: 100 nA ❐ Configurable capacitive sensing elements ❐ 7 μA per sensor at 500 ms scan rate ❐ Supports SmartSense Auto-tuning ❐ Supports a combination of CapSense buttons, sliders, touchpads, touchscreens, and proximity sensors ❐ SmartSense_EMC offers superior noise immunity for applications with challenging conducted and radiated noise conditions ■ Powerful Harvard-architecture processor ❐ M8C CPU – Up to 4 MIPS with 24 MHz Internal clock, external crystal resonator or clock signal ❐ Low power at high speed ■ Temperature range: –40 °C to +85 °C ■ Flexible on-chip memory ❐ Three program/data storage size options: • 8 KB flash/1 KB SRAM • 16 KB flash/2 KB SRAM • 32 KB flash/2 KB SRAM ❐ 50,000 flash erase/write cycles ❐ Partial flash updates ❐ Flexible protection modes ❐ In-system serial programming (ISSP) ■ Full-speed USB ❐ 12 Mbps USB 2.0 compliant ■ Precision, programmable clocking ❐ Internal main oscillator (IMO): 6/12/24 MHz ± 5% ❐ Internal low speed oscillator (ILO) at 32 kHz for watchdog and sleep timers ❐ Precision 32 kHz oscillator for optional external crystal ■ Programmable pin configurations ❐ Up to 36 general-purpose I/Os (GPIOs) (depending on package) ❐ Dual mode GPIO: All GPIOs support digital I/O and analog inputs ❐ 25-mA sink current on each GPIO • 120 mA total sink current on all GPIOs ❐ Pull-up, high Z, open-drain modes on all GPIOs ❐ CMOS drive mode –5 mA source current on ports 0 and 1 and 1 mA on ports 2, 3, and 4 • 20 mA total source current on all GPIOs ■ Versatile analog system ❐ Low-dropout voltage regulator for all analog resources ❐ Common internal analog bus enabling capacitive sensing on all pins ❐ High power supply rejection ratio (PSRR) comparator ❐ 8 to 10-bit incremental analog-to-digital converter (ADC) ■ Additional system resources ❐ I2C slave: • Selectable to 50 kHz, 100 kHz, or 400 kHz ❐ SPI master and slave: Configurable 46.9 kHz to 12 MHz ❐ Three 16-bit timers ❐ Watchdog and sleep timers ❐ Integrated supervisory circuit ❐ Emulated E2PROM using flash memory ■ Complete development tools ❐ Free development tool (PSoC Designer™) ❐ Full-featured, in-circuit emulator (ICE) and programmer ❐ Full-speed emulation ❐ Complex breakpoint structure ❐ 128 KB trace memory ■ Versatile package options ❐ 16-pin 3 × 3 × 0.6 mm QFN ❐ 24-pin 4 × 4 × 0.6 mm QFN ❐ 32-pin 5 × 5 × 0.6 mm QFN ❐ 48-pin SSOP ❐ 48-pin 7 × 7 × 1.0 mm QFN ❐ 30-ball WLCSP[1] Note 1. Contact your local sales office for details. |
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