CY8C20234 Automotive PSoC Programmable System-on-Chip Features Automotive Electronics Council (AEC) Q100 qualified Additional system resources Configurable communication speeds Low power CapSense block 2 I C slave operation up to 400 kHz Configurable capacitive sensing elements SPI master or slave operation between 46.9 kHz and Supports combination of CapSense buttons, sliders, touch- 12 MHz pads, and proximity sensors Watchdog and sleep timers Powerful Harvard-architecture processor Internal voltage reference M8C processor speeds up to 12 MHz Integrated supervisory circuit Low power at high speed Operating voltage: 3.0 V to 5.25 V Logic Block Diagram Automotive temperature range: 40 C to +85 C Flexible on-chip memory Port 3 Port 2 Port 1 Port 0 Config LDO 8 KB of flash program storage, 1000 erase/write cycles PSoC 512 bytes of SRAM data storage CORE Partial flash updates Flexible protection modes System Bus In-system serial programming (ISSP) Complete development tools Free development tool (PSoC Designer) Global Analog Interconnect Full featured, in-circuit emulator (ICE) and programmer SRAM SROM Flash 8K 512 Bytes Full-speed emulation CPU Core Sleep and Complex breakpoint structure Interrupt (M8C) Watchdog 128 KB trace memory Controller Precision, programmable clocking 6/12 MHz Internal Main Oscillator Internal 5% 6-/12-MHz oscillator Internal low-speed, low-power oscillator for watchdog and sleep functionality Programmable pin configurations Analog 20 mA sink on all general purpose I/Os (GPIOs) Ref. ANALOG CapSense Pull-up, high Z, open drain, or strong drive modes on all SYSTEM Block GPIOs Up to 13 analog inputs on GPIOs Configurable interrupt on all GPIOs Selectable, regulated digital I/O on Port 1 3.0 V, 2.4 V, and 1.8 V regulation available Up to 5 mA source on Port 1 GPIOs POR and LVD I2C Slave/SPI Versatile analog mux Analog Master-Slave Mux System Resets Common internal analog bus Simultaneous connection of I/O combinations SYSTEM RESOURCES Comparator noise immunity Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600 Document Number: 001-54650 Rev. *E Revised June 10, 2011 + Feedback CY8C20234 Contents PSoC Functional Overview ...........................................3 AC Electrical Characteristics ..................................... 14 PSoC Core ..................................................................3 Packaging Information ................................................... 18 CapSense Analog System ..........................................3 Thermal Impedances ................................................. 18 Additional System Resources .....................................4 Solder Reflow Specifications ..................................... 18 PSoC Device Characteristics ......................................4 Tape and Reel Information ........................................ 19 Getting Started ..................................................................5 Development Tool Selection ......................................... 20 Application Notes ........................................................5 Software ....................................................................20 Development Kits ........................................................5 Development Kits ...................................................... 20 Training .......................................................................5 Evaluation Tools ........................................................ 20 CYPros Consultants ....................................................5 Device Programmers ................................................. 21 Solutions Library ..........................................................5 Accessories (Emulation and Programming) .............. 21 Technical Support .......................................................5 Ordering Information ...................................................... 22 Development Tools ..........................................................6 Ordering Code Definitions ......................................... 22 PSoC Designer Software Subsystems ........................6 Reference Information ................................................... 23 Designing with PSoC Designer .......................................7 Acronyms ..................................................................23 Select User Modules ...................................................7 Reference Documents ............................................... 23 Configure User Modules ..............................................7 Document Conventions ............................................. 24 Organize and Connect ................................................7 Glossary ....................................................................24 Generate, Verify, and Debug .......................................7 Document History Page ................................................. 29 Pinouts ..............................................................................8 Sales, Solutions, and Legal Information ...................... 30 16-Pin Part Pinout .......................................................8 Worldwide Sales and Design Support ....................... 30 Electrical Specifications ..................................................9 Products ....................................................................30 Absolute Maximum Ratings .......................................10 PSoC Solutions ......................................................... 30 Operating Temperature .............................................10 DC Electrical Characteristics .....................................11 Document Number: 001-54650 Rev. *E Page 2 of 30 + Feedback