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ADSP-BF522 Datasheet(PDF) 2 Page - Analog Devices |
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ADSP-BF522 Datasheet(HTML) 2 Page - Analog Devices |
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2 / 80 page  Rev. PrG | Page 2 of 80 | February 2009 ADSP-BF522/523/524/525/526/527 Preliminary Technical Data TABLE OF CONTENTS General Description ................................................. 3 Portable Low-Power Architecture ............................. 3 System Integration ................................................ 3 Processor Peripherals ............................................. 3 Blackfin Processor Core .......................................... 4 Memory Architecture ............................................ 5 DMA Controllers .................................................. 9 Host DMA Port .................................................... 9 Real-Time Clock ................................................. 10 Watchdog Timer ................................................ 10 Timers ............................................................. 10 Up/Down Counter and Thumbwheel Interface .......... 10 Serial Ports ........................................................ 11 Serial Peripheral Interface (SPI) Port ....................... 11 UART Ports ...................................................... 11 TWI Controller Interface ...................................... 12 10/100 Ethernet MAC .......................................... 12 Ports ................................................................ 12 Parallel Peripheral Interface (PPI) ........................... 13 USB On-the-go dual-role device controller ............... 14 Code Security with Lockbox Secure Technology ......... 14 Dynamic Power Management ................................ 14 ADSP-BF523/525/527 Voltage Regulation ................ 15 ADSP-BF522/524/526 Voltage Regulation ................ 16 Clock Signals ..................................................... 16 Booting Modes ................................................... 18 Instruction Set Description .................................... 20 Development Tools .............................................. 21 Designing an Emulator-Compatible Processor Board (Target) ................................... 21 Related Documents .............................................. 21 Lockbox Secure Technology Disclaimer .................... 21 Signal Descriptions ................................................. 22 Specifications ........................................................ 27 Operating Conditions for ADSP-BF522/524/526 ......... 27 Operating Conditions for ADSP-BF523/525/527 ......... 29 Electrical Characteristics ....................................... 31 Absolute Maximum Ratings ................................... 36 ESD Sensitivity ................................................... 37 Package Information ............................................ 37 Timing Specifications ........................................... 38 Output Drive Currents ......................................... 64 Test Conditions .................................................. 67 Environmental Conditions .................................... 71 289-Ball CSP_BGA Ball assignment ............................ 72 208-Ball CSP_BGA Ball assignment ............................ 75 Outline Dimensions ................................................ 78 Surface Mount Design .......................................... 79 Ordering Guide ..................................................... 80 REVISION HISTORY 2/09—Revision PrG: Numerous small clarifications and corrections throughout document. Updated external crystal connections guidelines in Figure 6 ...................................................... Page 17 Added electrical characteristics ............................ Page 31 Added total power dissipation data ....................... Page 33 Added maximum total source/sink (IOH/IOL) current to absolute maximum ratings .............................. Page 36 Added capacitive loading data ............................. Page 68 |
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