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CY8C3245AXI-158 Datasheet(PDF) 3 Page - Cypress Semiconductor |
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CY8C3245AXI-158 Datasheet(HTML) 3 Page - Cypress Semiconductor |
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3 / 128 page  PSoC® 3: CY8C32 Family Data Sheet Document Number: 001-56955 Rev. *Y Page 3 of 128 Contents 1. Architectural Overview ..................................................... 4 2. Pinouts ............................................................................... 6 3. Pin Descriptions .............................................................. 12 4. CPU ................................................................................... 13 4.1 8051 CPU ................................................................. 13 4.2 Addressing Modes .................................................... 13 4.3 Instruction Set .......................................................... 14 4.4 DMA and PHUB ....................................................... 18 4.5 Interrupt Controller ................................................... 20 5. Memory ............................................................................. 24 5.1 Static RAM ............................................................... 24 5.2 Flash Program Memory ............................................ 24 5.3 Flash Security ........................................................... 24 5.4 EEPROM .................................................................. 24 5.5 Nonvolatile Latches (NVLs) ...................................... 25 5.6 External Memory Interface ....................................... 26 5.7 Memory Map ............................................................ 26 6. System Integration .......................................................... 28 6.1 Clocking System ....................................................... 28 6.2 Power System .......................................................... 31 6.3 Reset ........................................................................ 36 6.4 I/O System and Routing ........................................... 37 7. Digital Subsystem ........................................................... 45 7.1 Example Peripherals ................................................ 45 7.2 Universal Digital Block .............................................. 47 7.3 UDB Array Description ............................................. 50 7.4 DSI Routing Interface Description ............................ 50 7.5 USB .......................................................................... 52 7.6 Timers, Counters, and PWMs .................................. 52 7.7 I2C ............................................................................ 53 8. Analog Subsystem .......................................................... 55 8.1 Analog Routing ......................................................... 56 8.2 Delta-sigma ADC ...................................................... 58 8.3 Comparators ............................................................. 59 8.4 LCD Direct Drive ...................................................... 60 8.5 CapSense ................................................................. 61 8.6 Temp Sensor ............................................................ 61 8.7 DAC .......................................................................... 61 9. Programming, Debug Interfaces, Resources ................ 62 9.1 JTAG Interface ......................................................... 62 9.2 Serial Wire Debug Interface ..................................... 64 9.3 Debug Features ........................................................ 65 9.4 Trace Features ......................................................... 65 9.5 Single Wire Viewer Interface .................................... 65 9.6 Programming Features ............................................. 65 9.7 Device Security ........................................................ 65 9.8 CSP Package Bootloader ......................................... 66 10. Development Support ................................................... 66 10.1 Documentation ....................................................... 66 10.2 Online ..................................................................... 66 10.3 Tools ....................................................................... 66 11. Electrical Specifications ............................................... 67 11.1 Absolute Maximum Ratings .................................... 67 11.2 Device Level Specifications .................................... 68 11.3 Power Regulators ................................................... 72 11.4 Inputs and Outputs ................................................. 76 11.5 Analog Peripherals ................................................. 84 11.6 Digital Peripherals .................................................. 96 11.7 Memory .................................................................. 99 11.8 PSoC System Resources ..................................... 105 11.9 Clocking ................................................................ 107 12. Ordering Information ................................................... 111 12.1 Part Numbering Conventions ............................... 112 13. Packaging ..................................................................... 113 14. Acronyms ..................................................................... 117 15. Reference Documents ................................................. 118 16. Document Conventions .............................................. 119 16.1 Units of Measure .................................................. 119 17. Revision History .......................................................... 120 18. Sales, Solutions, and Legal Information ................... 128 Worldwide Sales and Design Support.......................... 128 Products ....................................................................... 128 PSoC® Solutions ......................................................... 128 Cypress Developer Community.................................... 128 Technical Support ........................................................ 128 |
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