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CY8C20466A-24LQXI Datasheet(PDF) 1 Page - Cypress Semiconductor |
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CY8C20466A-24LQXI Datasheet(HTML) 1 Page - Cypress Semiconductor |
1 / 43 page CY8C20X36A/46A/66A/96A CapSense® Applications Cypress Semiconductor Corporation • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document Number: 001-54459 Rev. *E Revised September 30, 2010 CapSense Applications Features ■ Operating Range: 1.71 V to 5.5 V ■ Low power CapSense ® block ❐ Configurable capacitive sensing elements ❐ Supports SmartSense ❐ Supports a combination of CapSense buttons, sliders, touchpads, touchscreens, and proximity sensors ■ Powerful Harvard-architecture processor ❐ M8C CPU speed can be up to 24 MHz or sourced by an external crystal, resonator, or clock signal ❐ Low power at high speed ❐ Interrupt controller ❐ Temperature range: –40 °C to +85 °C ■ Flexible on-chip memory ❐ Three program/data storage size options: • CY8C20x36A: 8 KB flash / 1 KB SRAM • CY8C20x46A, CY8C20x96A: 16 KB flash/2 KB SRAM • CY8C20x66A: 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 ❐ Available on CY8C20646A, CY8C20666A, CY8C20x96A only ❐ 12 Mbps USB 2.0 compliant ❐ Eight unidirectional endpoints ❐ One bidirectional control endpoint ❐ Dedicated 512 byte buffer ❐ Internally regulated at 3.3 V ■ 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 ❐ 0.25% accuracy for USB with no external components (CY8C20646A, CY8C20666A, CY8C20x96A only) ■ 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 ❐ Selectable, regulated digital I/O on port 1 ❐ Configurable input threshold on port 1 ❐ Hot-swap capability on all Port 1 GPIO ■ Versatile analog mux ❐ Common internal analog bus ❐ Simultaneous connection of I/O ❐ High power supply rejection ratio (PSRR) comparator ❐ Low-dropout voltage regulator for all analog resources ■ Additional system resources ❐ I 2C Slave: • Selectable to 50 kHz, 100 kHz, or 400 kHz • No clock stretching (under most conditions) • Implementation during sleep modes with less than 100 µA • Hardware address validation ❐ SPI master and slave: Configurable 46.9 kHz to 12 MHz ❐ Three 16-bit timers ❐ Watchdog and sleep timers ❐ Internal voltage reference ❐ Integrated supervisory circuit ❐ 8 to 10-bit incremental analog-to-digital converter (ADC) • Not available on CY8x20xx6AN versions ❐ Two general-purpose high speed, low power analog comparators ■ 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 ■ Package options ❐ CY8C20x36A: • 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 ❐ CY8C20x46A: • 16-Pin 3 × 3 × 0.6 mm QFN • 24-Pin 4 × 4 × 0.6 mm QFN • 30-Ball WLCSP • 32-Pin 5 × 5 × 0.6 mm QFN • 48-Pin SSOP • 48-Pin 7 × 7 × 1.0 mm QFN (with USB) ❐ CY8C20x96A: • 24-Pin 4 × 4 × 0.6 mm QFN (with USB) • 32-Pin 5 × 5 × 0.6 mm QFN (with USB) ❐ CY8C20x66A: • 32-Pin 5 × 5 × 0.6 mm QFN • 48-Pin 7 × 7 × 1.0 mm QFN (with USB) • 48-Pin SSOP • 30-Ball WLCSP [+] Feedback |
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