Please note that Cypress is an Infineon Technologies Company. The document following this cover page is marked as Cypress document as this is the company that originally developed the product. Please note that Infineon will continue to offer the product to new and existing customers as part of the Infineon product portfolio. Continuity of document content The fact that Infineon offers the following product as part of the Infineon product portfolio does not lead to any changes to this document. Future revisions will occur when appropriate, and any changes will be set out on the document history page. Continuity of ordering part numbers Infineon continues to support existing part numbers. Please continue to use the ordering part numbers listed in the datasheet for ordering. www.infineon.comCY8C21345/CY8C21645 CY8C22345/CY8C22345H/CY8C22645 Automotive PSoC Programmable System-on-Chip Automotive PSoC Programmable System-on-Chip Two current DACs provide programmable sensor tuning in Features firmware Automotive Electronics Council (AEC) Q100 qualified Two dedicated clock resources for CapSense Powerful Harvard-architecture processor Two dedicated 16-bit timers/counters for CapSense scanning M8C processor speeds up to 24 MHz 8 8 multiply, 32-bit accumulate Versatile analog mux Low power at high speed Common internal analog bus Automotive A-grade: 3.0 V to 5.25 V operation at 40 C to Simultaneous connection of I/O combinations +85 C temperature range Programmable pin configurations Automotive E-grade: 4.75 V to 5.25 V operation at 40 C to 25 mA sink, 10 mA drive on all GPIOs +125 C temperature range Pull-up, pull-down, high Z, strong, or open-drain drive modes Advanced peripherals (PSoC blocks) on all GPIOs Six analog Type E PSoC blocks provide: Analog input on all GPIOs Up to four comparators with digital-to-analog converters Configurable interrupt on all GPIOs (DAC) references Additional system resources: Up to 10-bit single or dual analog-to-digital converters 2 I C master, slave, or multi-master (ADCs) Operation up to 400 kHz Up to eight digital PSoC blocks provide: Hardware address detection feature 8 to 32-bit timers, counters, and pulse width modulators Watchdog and sleep timers (PWMs) User-configurable low voltage detection One-shot, multi-shot mode in timers and PWMs Integrated supervisory circuit PWM with deadband in one digital block On-chip precision voltage reference Shift register, cyclical redundancy check (CRC), and Hardware real time clock (RTC) block pseudo random sequence (PRS) modules Full- or half-duplex UARTs Block Diagram SPI masters or slaves, 8- to 16-bit variable data length Port 4 Port 3 Port 2 Port 1 Port 0 Connectable to all general-purpose I/O (GPIO) pins PSoC CORE Complex peripherals by combining blocks Powerful synchronization support, analog module operations System Bus can be synchronized by digital blocks or external signals. High-speed 10-bit successive approximation register (SAR) Global Digital Global Analog Interconnect Interconnect ADC with sample and hold optimized for embedded control SRAM CY8C22345H devices Integrate Immersion TouchSense SROM Flash 16K/8K 1KB/512B Haptics Technology for ERM drive control Sleep and CPU Core (M8C) Interrupt Watchdog Precision, programmable clocking Controller Internal oscillator up to 24 MHz Multiple Clock Sources (Includes IMO, ILO, PLL, and ECO) High accuracy 24 MHz with optional 32-kHz crystal and phase locked loop (PLL) DIGITAL SYSTEM ANALOG SYSTEM Optional external oscillator, up to 24 MHz Analog Internal low speed, low-power oscillator for watchdog and Ref 10-bit SAR sleep functionality ADC Digital Block Flexible on-chip memory Array Analog Input Up to 16 KB flash program storage, 1000 erase/write cycles Muxing Analog Up to 1 KB SRAM data storage Block CapSense Digital Array In-System Serial Programming (ISSP) Resources Partial flash updates Flexible protection modes EEPROM emulation in flash POR and LVD Internal Optimized CapSense resource Digital Multiply 2 I C RTC Voltage Clocks Accum. System Resets Ref. Supports two CapSense channels with simultaneous scanning SYSTEM RESOURCES Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600 Document Number: 001-55397 Rev. *O Revised January 5, 2018