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参数资料
型号： EP7309-CV
厂商： Cirrus Logic Inc
文件页数： 38/42页
文件大小： 0K
描述： IC ARM720T MCU 74MHZ 208-LQFP
标准包装： 36
系列： EP7
核心处理器： ARM7
芯体尺寸： 32-位
速度： 74MHz
连通性： 编解码器，DAI，EBI/EMI，IrDA，键盘，SPI/Microwire1，UART/USART
外围设备： LCD，LED，MaverickKey，POR，PWM
输入/输出数： 27
程序存储器类型： ROMless
RAM 容量： 56K x 8
电压 - 电源 (Vcc/Vdd)： 2.3 V ~ 2.7 V
振荡器型： 外部
工作温度： 0°C ~ 70°C
封装/外壳： 208-LQFP
包装： 托盘
其它名称： 598-1213
DS507F2
Copyright Cirrus Logic, Inc. 2011
(All Rights Reserved)
5
EP7309
High-Performance, Low-Power System on Chip
List of Figures
Figure 1. A Maximum EP7309 Based System ..............................................................................................................11
Figure 2. Legend for Timing Diagrams .........................................................................................................................14
Figure 3. Static Memory Single Read Cycle Timing Measurement ...............................................................................16
Figure 4. Static Memory Single Write Cycle Timing Measurement ...............................................................................17
Figure 5. Static Memory Burst Read Cycle Timing Measurement ................................................................................18
Figure 6. Static Memory Burst Write Cycle Timing Measurement ................................................................................19
Figure 7. SSI1 Interface Timing Measurement .............................................................................................................20
Figure 8. SSI2 Interface Timing Measurement .............................................................................................................21
Figure 9. LCD Controller Timing Measurement ............................................................................................................22
Figure 10. JTAG Timing Measurement .........................................................................................................................23
Figure 11. 208-Pin LQFP Package Outline Drawing ....................................................................................................24
Figure 12. 208-Pin LQFP (Low Profile Quad Flat Pack) Pin Diagram ..........................................................................25
Figure 13. 256-Ball PBGA Package ..............................................................................................................................29
List of Tables
Table 1. Power Management Pin Assignments ..............................................................................................................6
Table 2. Static Memory Interface Pin Assignments ........................................................................................................6
Table 3. Universal Asynchronous Receiver/Transmitters Pin Assignments ...................................................................7
Table 4. DAI Interface Pin Assignments .........................................................................................................................7
Table 5. CODEC Interface Pin Assignments ..................................................................................................................7
Table 6. SSI2 Interface Pin Assignments .......................................................................................................................7
Table 7. Serial Interface Pin Assignments ......................................................................................................................8
Table 8. LCD Interface Pin Assignments ........................................................................................................................8
Table 9. Keypad Interface Pin Assignments ...................................................................................................................8
Table 10. Interrupt Controller Pin Assignments ..............................................................................................................8
Table 11. Real-Time Clock Pin Assignments ..................................................................................................................9
Table 12. PLL and Clocking Pin Assignments ................................................................................................................9
Table 13. DC-to-DC Converter Interface Pin Assignments .............................................................................................9
Table 14. General Purpose Input/Output Pin Assignments ............................................................................................9
Table 15. Hardware Debug Interface Pin Assignments ..................................................................................................9
Table 16. LED Flasher Pin Assignments ........................................................................................................................9
Table 17. DAI/SSI2/CODEC Pin Multiplexing ...............................................................................................................10
Table 18. Pin Multiplexing .............................................................................................................................................10
Table 19. 208-Pin LQFP Numeric Pin Listing ...............................................................................................................26
Table 20. 256-Ball PBGA Ball Listing ...........................................................................................................................30
Table 21. JTAG Boundary Scan Signal Ordering .........................................................................................................34
Table 22. Acronyms and Abbreviations ........................................................................................................................39
Table 23. Unit of Measurement .....................................................................................................................................39
Table 24. Pin Description Conventions .........................................................................................................................40
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EP7309-ER-C 制造商:CIRRUS 制造商全称:Cirrus Logic 功能描述:HIGH PERFORMANCE LOW POWER SYSTEM ON CHIP ENHANCED DIGITAL AUDIO INTERFACE
EP7309-EV-C 制造商:CIRRUS 制造商全称:Cirrus Logic 功能描述:HIGH PERFORMANCE LOW POWER SYSTEM ON CHIP ENHANCED DIGITAL AUDIO INTERFACE
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