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EP7309-IR Datasheet(PDF) 3 Page - Cirrus Logic |
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EP7309-IR Datasheet(HTML) 3 Page - Cirrus Logic |
3 / 51 page DS507F1 ©Copyright Cirrus Logic, Inc. 2005 (All Rights Reserved) 3 EP7309 High-Performance, Low-Power System on Chip Table of Contents FEATURES...................................................................................................................................................................1 OVERVIEW ..................................................................................................................................................................1 Processor Core - ARM720T ..................................................................................................................................6 Power Management ..............................................................................................................................................6 MaverickKey™ Unique ID ......................................................................................................................................6 Memory Interfaces .................................................................................................................................................6 Digital Audio Capability .........................................................................................................................................6 Universal Asynchronous Receiver/Transmitters (UARTs) .....................................................................................6 Digital Audio Interface (DAI) ..................................................................................................................................7 CODEC Interface ..................................................................................................................................................7 SSI2 Interface ........................................................................................................................................................7 Synchronous Serial Interface ................................................................................................................................8 LCD Controller .......................................................................................................................................................8 Interrupt Controller ................................................................................................................................................8 Real-Time Clock ....................................................................................................................................................8 PLL and Clocking ..................................................................................................................................................9 DC-to-DC converter interface (PWM) ....................................................................................................................9 Timers ...................................................................................................................................................................9 General Purpose Input/Output (GPIO) ..................................................................................................................9 Hardware debug Interface .....................................................................................................................................9 Internal Boot ROM ...............................................................................................................................................10 Packaging ............................................................................................................................................................10 Pin Multiplexing ...................................................................................................................................................10 System Design ....................................................................................................................................................11 ELECTRICAL SPECIFICATIONS ......................................................................................................12 Absolute Maximum Ratings .................................................................................................................................12 Recommended Operating Conditions .................................................................................................................12 DC Characteristics ..............................................................................................................................................12 Timings ...............................................................................................................................................14 Timing Diagram Conventions ....................................................................................................................14 Timing Conditions ......................................................................................................................................14 Static Memory .....................................................................................................................................................15 Static Memory Single Read Cycle .............................................................................................................16 Static Memory Single Write Cycle .............................................................................................................17 Static Memory Burst Read Cycle ...............................................................................................................18 Static Memory Burst Write Cycle ...............................................................................................................19 SSI1 Interface ......................................................................................................................................................20 SSI2 Interface ......................................................................................................................................................21 LCD Interface ......................................................................................................................................................22 JTAG Interface .....................................................................................................................................................23 Packages ............................................................................................................................................24 208-Pin LQFP Package Characteristics ..............................................................................................................24 208-Pin LQFP Package Specifications ......................................................................................................24 208-Pin LQFP Pin Diagram .......................................................................................................................25 208-Pin LQFP Numeric Pin Listing ............................................................................................................26 204-Ball TFBGA Package Characteristics ...........................................................................................................29 204-Ball TFBGA Package Specifications ..................................................................................................29 204-Ball TFBGA Pinout (Top View) ...........................................................................................................30 |
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