ADSP-21266 Datasheet, PDF (3/44 Pages) Analog Devices – SHARC Embedded Processor

TABLE OF CONTENTS
General Description ................................................. 4
ADSP-21266 Family Core Architecture ...................... 4
ADSP-21266 Memory and I/O Interface Features ......... 6
Target Board JTAG Emulator Connector .................... 9
Development Tools ............................................... 9
Evaluation Kit ..................................................... 10
Designing an Emulator-Compatible
DSP Board (Target) ........................................... 10
Additional Information ......................................... 10
Pin Function Descriptions ........................................ 11
Address Data Pins as Flags ..................................... 14
Core Instruction Rate to CLKIN Ratio Modes ............. 14
Address Data Modes ............................................. 14
ADSP-21266 Specifications ....................................... 15
Recommended Operating Conditions ....................... 15
Electrical Characteristics ........................................ 15
Absolute Maximum Ratings ................................... 16
ESD Sensitivity .................................................... 16
Timing Specifications ........................................... 17
Output Drive Currents .......................................... 37
Test Conditions ................................................... 37
Capacitive Loading ............................................... 37
Environmental Conditions ..................................... 38
Thermal Characteristics ........................................ 38
136-Ball BGA Pin Configurations ............................... 39
144-Lead LQFP Pin Configurations ............................. 42
Package Dimensions ................................................ 43
Ordering Guide ...................................................... 44
ADSP-21266
REVISION HISTORY
5/05—Rev. A to Rev. B
Miscellaneous Format Updates.......................... Universal
Changed “Digital Applications Interface” to
“Digital Audio Interface” ..................................... Global
Applied corrections and additional information to:
Summary ............................................................ 1
ADSP-21266 Benchmarks (at 200 MHz) ..................... 4
Dual-Ported On-Chip Memory ................................ 6
Power Supplies ..................................................... 8
Analog Power Filter Circuit ..................................... 9
Pin Descriptions ................................................. 11
Recommended Operating Conditions ...................... 15
JTAG Test Access Port and Emulation ..................... 36
Output Drive Currents ......................................... 37
Capacitive Loading .............................................. 37
Environmental Conditions .................................... 38
Thermal Characteristics ........................................ 38
136-Ball BGA Pin Assignments ............................... 39
144-Lead LQFP Pin Assignments ............................ 42
Package Dimensions ............................................ 43
Ordering Guide .................................................. 44
Rev. B | Page 3 of 44 | May 2005