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CY8C3245LTI-144 Datasheet(PDF) 2 Page - Cypress Semiconductor |
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CY8C3245LTI-144 Datasheet(HTML) 2 Page - Cypress Semiconductor |
2 / 120 page PSoC® 3: CY8C32 Family Data Sheet Document Number: 001-56955 Rev. *K Page 2 of 120 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 ........................................................... 40 7.1 Example Peripherals ................................................ 41 7.2 Universal Digital Block .............................................. 44 7.3 UDB Array Description ............................................. 47 7.4 DSI Routing Interface Description ............................ 47 7.5 USB .......................................................................... 49 7.6 Timers, Counters, and PWMs .................................. 49 7.7 I2C ............................................................................ 49 8. Analog Subsystem .......................................................... 51 8.1 Analog Routing ......................................................... 52 8.2 Delta-sigma ADC ...................................................... 54 8.3 Comparators ............................................................. 55 8.4 LCD Direct Drive ...................................................... 57 8.5 CapSense ................................................................. 57 8.6 Temp Sensor ............................................................ 57 8.7 DAC .......................................................................... 58 9. Programming, Debug Interfaces, Resources ................ 59 9.1 JTAG Interface ......................................................... 59 9.2 Serial Wire Debug Interface ..................................... 61 9.3 Debug Features ........................................................ 62 9.4 Trace Features ......................................................... 62 9.5 Single Wire Viewer Interface .................................... 62 9.6 Programming Features ............................................. 62 9.7 Device Security ........................................................ 62 10. Development Support ................................................... 63 10.1 Documentation ....................................................... 63 10.2 Online ..................................................................... 63 10.3 Tools ....................................................................... 63 11. Electrical Specifications ............................................... 64 11.1 Absolute Maximum Ratings .................................... 64 11.2 Device Level Specifications .................................... 65 11.3 Power Regulators ................................................... 69 11.1 Inputs and Outputs ................................................. 73 11.2 Analog Peripherals ................................................. 81 11.3 Digital Peripherals .................................................. 93 11.4 Memory .................................................................. 96 11.5 PSoC System Resources ..................................... 102 11.6 Clocking ................................................................ 104 12. Ordering Information ................................................... 108 12.1 Part Numbering Conventions ............................... 109 13. Packaging ..................................................................... 110 14. Acronyms ..................................................................... 113 15. Reference Documents ................................................. 114 16. Document Conventions .............................................. 115 16.1 Units of Measure .................................................. 115 17. Revision History .......................................................... 116 18. Sales, Solutions, and Legal Information .................120 |
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