Acronyms in This Document .................................................................................................................................................6
1.1.9. Enhanced System Level Support .....................................................................................................................8
2.2.2. Modes of Operation ......................................................................................................................................14
2.2.4. ROM Mode ....................................................................................................................................................14
Clock/Control Distribution Network...................................................................................................................15
2.5.2. Bus Size Matching .........................................................................................................................................20
2.5.3. RAM Initialization and ROM Operation ........................................................................................................20
PIO .....................................................................................................................................................................26
2.11. Hot Socketing ....................................................................................................................................................34
2.13. Embedded Hardened IP Functions ....................................................................................................................35
2.13.1.
Hardened I
2
C IP Core ................................................................................................................................35
2.13.2.
Hardened SPI IP Core ................................................................................................................................36
All other brand or product names are trademarks or registered trademarks of their respective holders. The specifications and information herein are subject to change without notice.
2
FPGA-DS-02032-2.3
MachXO3 Family
Data Sheet
2.16. Power On Reset ................................................................................................................................................. 40
2.17. Configuration and Testing ................................................................................................................................. 41
2.19. Density Shifting ................................................................................................................................................. 43
3. DC and Switching Characteristics ............................................................................................................................... 44
3.1.
Absolute Maximum Rating ................................................................................................................................ 44
Power Supply Ramp Rates ................................................................................................................................ 44
3.4.
Power-On-Reset Voltage Levels ........................................................................................................................ 45
3.5.
Hot Socketing Specifications ............................................................................................................................. 45
DC Electrical Characteristics .............................................................................................................................. 46
3.9.
Static Supply Current – C/E Devices .................................................................................................................. 47
3.10. Programming and Erase Supply Current – C/E Devices ..................................................................................... 48
3.19. NVCM/Flash Download Time ............................................................................................................................ 66
3.20. JTAG Port Timing Specifications ........................................................................................................................ 66
3.21. sysCONFIG Port Timing Specifications .............................................................................................................. 68
3.22. I
2
C Port Timing Specifications ........................................................................................................................... 69
3.23. SPI Port Timing Specifications ........................................................................................................................... 69
3.24. Switching Test Conditions ................................................................................................................................. 69
4. Signal Descriptions...................................................................................................................................................... 70
4.1.
Pin Information Summary ................................................................................................................................. 72
5. MachXO3 Part Number Description ........................................................................................................................... 77
6. Ordering Information ................................................................................................................................................. 78
6.1.
MachXO3L Ultra Low Power Commercial and Industrial Grade Devices, Halogen Free (RoHS) Packaging ...... 78
6.2.
MachXO3LF Ultra Low Power Commercial and Industrial Grade Devices, Halogen Free (RoHS) Packaging .... 81
Revision History .................................................................................................................................................................. 86
All other brand or product names are trademarks or registered trademarks of their respective holders. The specifications and information herein are subject to change without notice.
FPGA-DS-02032-2.3
3
MachXO3 Family
Data Sheet
Figures
Figure 2.1. Top View of the MachXO3L/LF-1300 Device ....................................................................................................10
Figure 2.2. Top View of the MachXO3L/LF-4300 Device ....................................................................................................11
Figure 2.11. Group of Four Programmable I/O Cells ..........................................................................................................25
Figure 2.12. Sentry Output Register Block Diagram (PIO on the Left, Top and Bottom Edges)..........................................27
Figure 2.16. MachXO3L/LF-640 and MachXO3L/LF-1300 Banks.........................................................................................34
Figure 2.17. Embedded Function Block Interface ...............................................................................................................35
Figure 2.18. I
2
C Core Block Diagram ...................................................................................................................................36
Figure 3.8. JTAG Port Timing Waveforms ...........................................................................................................................67
Figure 3.9. Output Test Load, LVTTL and LVCMOS Standards ............................................................................................69
Tables
Table 1.1. MachXO3L/LF Family Selection Guide .................................................................................................................9
Table 2.1. Resources and Modes Available per Slice ..........................................................................................................12
Table 2.2. Slice Signal Descriptions .....................................................................................................................................13
Table 2.3. Number of Slices Required For Implementing Distributed RAM .......................................................................14
Table 2.4. PLL Signal Descriptions .......................................................................................................................................19
Table 2.6. EBR Signal Descriptions ......................................................................................................................................21
Table 2.7. Programmable FIFO Flag Ranges........................................................................................................................22
Table 2.8. PIO Signal List .....................................................................................................................................................26
Table 2.9. Input Gearbox Signal List....................................................................................................................................27
Table 2.10. Output Gearbox Signal List...............................................................................................................................29
Table 2.13. Available MCLK Frequencies ............................................................................................................................34
Table 2.14. I
2
C Core Signal Description ...............................................................................................................................36
Table 2.15. SPI Core Signal Description ..............................................................................................................................37
All other brand or product names are trademarks or registered trademarks of their respective holders. The specifications and information herein are subject to change without notice.
4
FPGA-DS-02032-2.3
MachXO3 Family
Data Sheet
Table 2.16. Timer/Counter Signal Description.................................................................................................................... 39
Table 2.17. MachXO3L/LF Power Saving Features Description .......................................................................................... 40
Table 3.23. NVCM/Flash Download Time ........................................................................................................................... 66
Table 3.24. JTAG Port Timing Specifications ....................................................................................................................... 66
Table 3.25. sysCONFIG Port Timing Specifications ............................................................................................................. 68
Table 3.26. I
2
C Port Timing Specification ............................................................................................................................ 69
Table 3.27. SPI Port Timing Specifications .......................................................................................................................... 69
Table 3.28. Test Fixture Required Components, Non-Terminated Interfaces .................................................................... 69
Table 4.1. Signal Descriptions ............................................................................................................................................. 70
Table 4.2. MachXO3L/LF-640 and MachXO3L/LF-1300 ...................................................................................................... 72
All other brand or product names are trademarks or registered trademarks of their respective holders. The specifications and information herein are subject to change without notice.
语音作为自然的人机接口,可以使车载导航系统实现更安全、更人性化的操作。通过国内外车载导航系统的功能对比可知,支持语音交互是车载导航系统的一个发展趋势。另外,市场信息服务公司J.D Power and Associates的调研数据也表明,56%的消费者更倾向于选择声控的导航系统。因此,开发车载语音导航系统是很有意义的。目前,国内已经具备开发车载语音导航系统的技术基础,特别是文语转换TTS技术...[详细]