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EP7309-IR Datasheet(PDF) 3 Page - Cirrus Logic

Part # EP7309-IR
Description  High-performance, Low-power, System-on-chip with Enhanced Digital Audio Interface
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

EP7309-IR Datasheet(HTML) 3 Page - Cirrus Logic

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©Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
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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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