ADSP-BF522_15 Datasheet, PDF (2/88 Pages) Analog Devices – Blackfin Embedded Processor

ADSP-BF522/ADSP-BF523/ADSP-BF524/ADSP-BF525/ADSP-BF526/ADSP-BF527
TABLE OF CONTENTS
Features ................................................................. 1
Memory ................................................................ 1
Peripherals ............................................................. 1
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 ................................................... 9
Watchdog Timer ................................................ 10
Timers ............................................................. 10
Up/Down Counter and Thumbwheel Interface .......... 10
Serial Ports ........................................................ 10
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/ADSP-BF525/ADSP-BF527
Voltage Regulation ........................................... 16
ADSP-BF522/ADSP-BF524/ADSP-BF526
Voltage Regulation ........................................... 16
Clock Signals ...................................................... 16
Booting Modes ................................................... 18
Instruction Set Description .................................... 20
Development Tools .............................................. 20
Additional Information ........................................ 21
Related Signal Chains ........................................... 22
Lockbox Secure Technology Disclaimer .................... 22
Signal Descriptions ................................................. 23
Specifications ........................................................ 28
Operating Conditions
for ADSP-BF522/ADSP-BF524/ADSP-BF526
Processors ...................................................... 28
Operating Conditions for ADSP-BF523/ADSP-BF525/
ADSP-BF527 Processors .................................... 30
Electrical Characteristics ....................................... 32
Absolute Maximum Ratings ................................... 37
Package Information ............................................ 38
ESD Sensitivity ................................................... 38
Timing Specifications ........................................... 39
Output Drive Currents ......................................... 73
Test Conditions .................................................. 75
Environmental Conditions .................................... 79
289-Ball CSP_BGA Ball Assignment ........................... 80
208-Ball CSP_BGA Ball Assignment ........................... 83
Outline Dimensions ................................................ 86
Surface-Mount Design .......................................... 87
Automotive Products .............................................. 87
Ordering Guide ..................................................... 88
REVISION HISTORY
7/13—Rev. C to Rev. D
Updated Development Tools .................................... 20
Corrected footnote 9 and added footnote 11 in
Operating Conditions for ADSP-BF523/ADSP-BF525/
ADSP-BF527 Processors .......................................... 30
Rev. D | Page 2 of 88 | July 2013