EP7309-CBZ Cirrus Logic Inc, EP7309-CBZ Datasheet - Page 5

• Manufacturer Part Number: EP7309-CBZ
• Description: IC ARM720T MCU 74MHZ 256-PBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP7r

Specifications of EP7309-CBZ

• Core Size: 32-Bit
• Core Processor: ARM7
• Speed: 74MHz
• Connectivity: Codec, DAI, EBI/EMI, IrDA, Keypad, SPI/Microwire1, UART/USART
• Peripherals: LCD, LED, MaverickKey, POR, PWM
• Number Of I /o: 27
• Program Memory Type: ROMless
• Ram Size: 56K x 8
• Voltage - Supply (vcc/vdd): 2.3 V ~ 2.7 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 256-BGA
• Controller Family/series: (ARM7)
• No. Of I/o's: 27
• Ram Memory Size: 48KB
• Cpu Speed: 74MHz
• No. Of Timers: 2
• No. Of Pwm Channels: 2
• Digital Ic Case Style: BGA
• Embedded Interface Type: SSI, UART
• Rohs Compliant: Yes
• Processor Series: EP73xx
• Core: ARM720T
• Data Bus Width: 32 bit
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 598-1211

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. 204-Ball TFBGA Package ............................................................................................................................29
Figure 14. 256-Ball PBGA Package ..............................................................................................................................38
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. 204-Ball TFBGA Ball Listing .........................................................................................................................31
Table 21. 256-Ball PBGA Ball Listing ...........................................................................................................................39
Table 22. JTAG Boundary Scan Signal Ordering .........................................................................................................43
Table 23. Acronyms and Abbreviations ........................................................................................................................48
Table 24. Unit of Measurement .....................................................................................................................................48
Table 25. Pin Description Conventions .........................................................................................................................49
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Copyright Cirrus Logic, Inc. 2005
DS507F1
(All Rights Reserved)
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