DS636PP5

3

EP9301

Entry Level ARM9 System-on-Chip Processor

Table of Contents

FEATURES .........................................................................................................1

OVERVIEW .........................................................................................................2

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

Electrical Specifications ................................................................................. 11

Absolute Maximum Ratings ........................................................................................11

Recommended Operating Conditions .........................................................................11

DC Characteristics ..................................................................................................... 12

Timings .............................................................................................................13

Memory Interface ....................................................................................................... 14

Ethernet MAC Interface ............................................................................................ 27

Audio Interface ........................................................................................................... 29

AC’97 ........................................................................................................................ 32

ADC ........................................................................................................................... 33

JTAG .......................................................................................................................... 34

208 Pin LQFP Package Outline .....................................................................35

208 Pin LQFP Pinout ................................................................................................. 36

Acronyms and Abbreviations ........................................................................40

Units of Measurement .....................................................................................40

ORDERING INFORMATION ............................................................................41