CY8C20236A-24LKXAT
Features
■ Automotive Electronics Council (AEC) Q100 qualified
■ 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
❐ Two program/data storage size options:
• CY8C20x36A: 8 KB flash/1 KB SRAM
• CY8C20x66A: 32 KB flash/2 KB SRAM
❐ 1,000 flash erase/write cycles
❐ Partial flash updates
❐ Flexible protection modes
❐ In-system serial programming (ISSP)
■ 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
❐ Selectable, regulated digital I/O on port 1
❐ Configurable input threshold on port 1
❐ Hot-swap capability on all Port 1 GPIO
