ep9301 Cirrus Logic, Inc., ep9301 Datasheet - Page 3

• Manufacturer Part Number: ep9301
• Description: Entry-level Arm9 System-on-chip Processor
• Manufacturer: Cirrus Logic, Inc.

Table of Contents
DS636PP5
FEATURES .........................................................................................................1
OVERVIEW .........................................................................................................2
Electrical Specifications ................................................................................. 11
Timings .............................................................................................................13
208 Pin LQFP Package Outline .....................................................................35
Acronyms and Abbreviations ........................................................................40
Units of Measurement .....................................................................................40
ORDERING INFORMATION ............................................................................41
Processor Core - ARM920T ......................................................................................... 6
MaverickKey™ Unique ID ............................................................................................ 6
General Purpose Memory Interface (SDRAM, SRAM, ROM, FLASH) ........................ 6
Ethernet Media Access Controller (MAC) .................................................................... 7
Serial Interfaces (SPI, I2S, and AC ’97) ....................................................................... 7
12-bit Analog-to-digital Converter (ADC) ..................................................................... 7
Universal Asynchronous Receiver/Transmitters (UARTs) ............................................ 8
Dual Port USB Host ..................................................................................................... 8
Two-Wire Interface With EEPROM Support ................................................................ 8
Real-Time Clock with Software Trim ............................................................................ 8
PLL and Clocking ......................................................................................................... 9
Timers .......................................................................................................................... 9
Interrupt Controller ....................................................................................................... 9
Dual LED Drivers ......................................................................................................... 9
General Purpose Input/Output (GPIO) ......................................................................... 9
Reset and Power Management ................................................................................. 10
Hardware Debug Interface ......................................................................................... 10
12-Channel DMA Controller ....................................................................................... 10
Internal Boot ROM ..................................................................................................... 10
Absolute Maximum Ratings ........................................................................................11
Recommended Operating Conditions .........................................................................11
DC Characteristics ..................................................................................................... 12
Memory Interface ....................................................................................................... 14
Ethernet MAC Interface ............................................................................................ 27
Audio Interface ........................................................................................................... 29
AC’97 ........................................................................................................................ 32
ADC ........................................................................................................................... 33
JTAG .......................................................................................................................... 34
208 Pin LQFP Pinout ................................................................................................. 36
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Copyright 2005 Cirrus Logic (All Rights Reserved)
Entry Level ARM9 System-on-Chip Processor
EP9301
3