ADSP-BF523(RevPrG) 查看數據表（PDF） - Analog Devices
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ADSP-BF523 Datasheet PDF : 80 Pages
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ADSP-BF522/523/524/525/526/527
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
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
Preliminary Technical Data
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
Rev. PrG | Page 2 of 80 | February 2009
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