CY8C3246LTI-149(2012) Просмотр технического описания (PDF) - Cypress Semiconductor
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CY8C3246LTI-149 Datasheet PDF : 122 Pages
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PSoC® 3: CY8C32 Family
Data Sheet
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 ..........................................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 ........................................................................50
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
11.4 Inputs and Outputs .............................................72
11.5 Analog Peripherals .............................................80
11.6 Digital Peripherals ..............................................92
11.7 Memory ..............................................................95
11.8 PSoC System Resources .................................101
11.9 Clocking ............................................................103
12. Ordering Information ............................................... 107
12.1 Part Numbering Conventions ...........................108
13. Packaging ................................................................. 109
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 ............... 122
Document Number: 001-56955 Rev. *N
Page 2 of 122
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