Datasheet
Rev. E | Page 2 of 60 | November 2013
ADSP-BF538/ADSP-BF538F
TABLE OF CONTENTS
Features ................................................................. 1
Memory ................................................................ 1
Peripherals ............................................................. 1
General Description ................................................. 3
Low Power Architecture ......................................... 3
System Integration ................................................ 3
ADSP-BF538/ADSP-BF538F Processor Peripherals ....... 3
Blackfin Processor Core .......................................... 4
Memory Architecture ............................................ 5
DMA Controllers .................................................. 8
Real-Time Clock ................................................... 9
Watchdog Timer .................................................. 9
Timers ............................................................... 9
Serial Ports (SPORTs) .......................................... 10
Serial Peripheral Interface (SPI) Ports ...................... 10
2-Wire Interface ................................................. 10
UART Ports ...................................................... 11
General-Purpose Ports ......................................... 11
Parallel Peripheral Interface ................................... 11
Controller Area Network (CAN) Interface ................ 12
Dynamic Power Management ................................ 13
Voltage Regulation .............................................. 14
Clock Signals ...................................................... 14
Booting Modes ................................................... 16
Instruction Set Description .................................... 16
Development Tools .............................................. 16
Additional Information ........................................ 18
Related Signal Chains ........................................... 18
Pin Descriptions .................................................... 19
Specifications ........................................................ 23
Operating Conditions ........................................... 23
Electrical Characteristics ....................................... 25
Absolute Maximum Ratings ................................... 27
ESD Sensitivity ................................................... 27
Package Information ............................................ 27
Timing Specifications ........................................... 28
Output Drive Currents ......................................... 47
Test Conditions .................................................. 49
Thermal Characteristics ........................................ 53
316-Ball CSP_BGA Ball Assignment ........................... 54
Outline Dimensions ................................................ 57
Surface-Mount Design .......................................... 57
Ordering Guide ..................................................... 58
REVISION HISTORY
11/13—Rev. D to Rev. E
Updated Development Tools .................................... 16
Added footnote 3 to Operating Conditions .................. 23
Updated Table 33 in Serial Port Timing ....................... 38
Added Timer Clock Timing ...................................... 44
Added missing timing specifications to Table 39 in
Timer Cycle Timing ............................................... 45