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CY8C3245AXI-166 Datasheet(PDF) 2 Page - Cypress Semiconductor |
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CY8C3245AXI-166 Datasheet(HTML) 2 Page - Cypress Semiconductor |
2 / 121 page PSoC® 3: CY8C32 Family Data Sheet Document Number: 001-56955 Rev. *P Page 2 of 121 Contents 1. Architectural Overview ..................................................... 3 2. Pinouts ............................................................................... 5 3. Pin Descriptions .............................................................. 10 4. CPU ................................................................................... 11 4.1 8051 CPU ................................................................. 11 4.2 Addressing Modes .................................................... 11 4.3 Instruction Set .......................................................... 12 4.4 DMA and PHUB ....................................................... 16 4.5 Interrupt Controller ................................................... 18 5. Memory ............................................................................. 22 5.1 Static RAM ............................................................... 22 5.2 Flash Program Memory ............................................ 22 5.3 Flash Security ........................................................... 22 5.4 EEPROM .................................................................. 22 5.5 Nonvolatile Latches (NVLs) ...................................... 23 5.6 External Memory Interface ....................................... 24 5.7 Memory Map ............................................................ 24 6. System Integration .......................................................... 26 6.1 Clocking System ....................................................... 26 6.2 Power System .......................................................... 29 6.3 Reset ........................................................................ 33 6.4 I/O System and Routing ........................................... 34 7. Digital Subsystem ........................................................... 41 7.1 Example Peripherals ................................................ 41 7.2 Universal Digital Block .............................................. 43 7.3 UDB Array Description ............................................. 46 7.4 DSI Routing Interface Description ............................ 46 7.5 USB .......................................................................... 48 7.6 Timers, Counters, and PWMs .................................. 48 7.7 I2C ............................................................................ 49 8. Analog Subsystem .......................................................... 50 8.1 Analog Routing ......................................................... 51 8.2 Delta-sigma ADC ...................................................... 53 8.3 Comparators ............................................................. 54 8.4 LCD Direct Drive ...................................................... 56 8.5 CapSense ................................................................. 56 8.6 Temp Sensor ............................................................ 56 8.7 DAC .......................................................................... 57 9. Programming, Debug Interfaces, Resources ................ 58 9.1 JTAG Interface ......................................................... 58 9.2 Serial Wire Debug Interface ..................................... 60 9.3 Debug Features ........................................................ 61 9.4 Trace Features ......................................................... 61 9.5 Single Wire Viewer Interface .................................... 61 9.6 Programming Features ............................................. 61 9.7 Device Security ........................................................ 61 10. Development Support ................................................... 62 10.1 Documentation ....................................................... 62 10.2 Online ..................................................................... 62 10.3 Tools ....................................................................... 62 11. Electrical Specifications ............................................... 63 11.1 Absolute Maximum Ratings .................................... 63 11.2 Device Level Specifications .................................... 64 11.3 Power Regulators ................................................... 68 11.4 Inputs and Outputs ................................................. 71 11.5 Analog Peripherals ................................................. 79 11.6 Digital Peripherals .................................................. 91 11.7 Memory .................................................................. 94 11.8 PSoC System Resources ..................................... 100 11.9 Clocking ................................................................ 102 12. Ordering Information ................................................... 106 12.1 Part Numbering Conventions ............................... 107 13. Packaging ..................................................................... 108 14. Acronyms ..................................................................... 111 15. Reference Documents ................................................. 112 16. Document Conventions .............................................. 113 16.1 Units of Measure .................................................. 113 17. Revision History .......................................................... 114 18. Sales, Solutions, and Legal Information ................121 |
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