ADSP-2105

Obsolete

Single-Chip Microcomputers: 16-Bit, 20 MIPS, 5v, 1 Serial Port

Data Sheet (Rev. C) Product Selection Table

Part Models: 2
1ku List Price: price unavailable

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Part Details

25 MIPS, 40 ns Maximum Instruction Rate
Separate On-Chip Buses for Program and Data Memory
Program Memory Stores Both Instructions and Data (Three-Bus Performance)
Dual Data Address Generators with Modulo and Bit-Reverse Addressing
Efficient Program Sequencing with Zero-Overhead Looping: Single-Cycle Loop Setup
Three Edge- or Level-Sensitive Interrupts

Automatic Booting of On-Chip Program Memory from Byte-Wide External Memory (e.g., EPROM )
Double-Buffered Serial Ports with Companding Hardware, Automatic Data Buffering, and Multichannel Operation
ADSP-2111 Host Interface Port Provides Easy Interface to 68000, 80C51, ADSP-21xx, etc.
Automatic Booting of ADSP-2111 Program Memory Through Host Interface Port

Part Models: 2
1ku List Price: price unavailable

Documentation

Application Note 58

AN-386: Considerations for Selecting DSP Processor, ADSP-2105 vs TMS320C25 03/08/2008

AN-344: Digital FIR Filters without Tears 03/08/2008

EE-133: Converting From Legacy Architecture Files To Linker Description Files for the ADSP-218x 09/11/2002

EE-48: Converting Legacy 21xx Systems To A 218x System Design 09/09/2002

EE-79: EPROM Booting In Host Mode with 100 Pin 218x Processors 09/10/2002

AN-227: Digital Control System Design with the ADSP-2100 Family 04/04/2008

AN-334: Digital Signal Processing Techniques 03/08/2008

EE-144: Creating a Master-Slave SPI Interface Between Two ADSP-2191 DSPs 09/12/2002
- Associated reference code for EE-144

EE-156: Support for the H.100 protocol on the ADSP-2191 (Rev.0.1) 09/06/2002

EE-168: Using Third Overtone Crystals with the ADSP-218x DSP 10/14/2002

EE-2: Using ADSP-218x I/O Space 09/06/2002

EE-152: Using Software Overlays with the ADSP-219x and VisualDSP 2.0++ 09/11/2002
- EE-152 Software Code

EE-188: Using C To Implement Interrupt-Driven Systems On ADSP-219x DSPs 05/02/2003

EE-90: Using the 21xx C-FFT Library 09/10/2002

EE-35: Troubleshooting your ADSP-218x EZ-ICE 10/26/2007

EE-82: Using an ADSP-2181 DSP's IO Space to IDMA Boot Another ADSP-2181 09/10/2002

EE-145: SPI Booting of the ADSP-2191 using the Atmel AD25020N on an EZ-KIT Lite Evaluation Board 09/12/2002
- Associated Reference Code for EE-145

EE-64: Setting Mode Pins on Reset 09/10/2002

EE-60: Simulating an RS-232 UART Using the Synchronous Serial Ports on the ADSP-21xx Family DSPs 09/09/2002

EE-121: Porting Code from ADSP-21xx to ADSP-219x 09/11/2002

EE-33: Programming The ADSP-21xx Timer In C 09/09/2002
- EE-33 Software Code

AN-227: Digital Control System Design with the ADSP-2100 Family 01/01/2000

EE-130: Making Fast Transition from ADSP-21xx to ADSP-219x 09/11/2002

EE-249: Implementing Software Overlays on ADSP-218x DSPs with VisualDSP++® (Rev.1) 10/12/2004
- EE-249 Software Code

EE-102: Mode D and ADSP-218x Pin Compatibility - the FAQs 09/11/2002

EE-12: Interrupts and Programmable Flags on the ADSP-2185/2186 09/09/2002

EE-32: Language Extensions: Memory Storage Types, ASM & Inline Constructs 03/08/2008

EE-89: Implementing A Software UART on the ADSP-2181 EZ-Kit-Lite 01/01/2000

EE-146: Implementing a Boot Manager for ADSP-218x Family DSPs 10/14/2002

EE-71: Minimum Rise Time Specs for Critical Interrupt and Clock Signals on the ADSP-21x1/21x5 09/10/2002

EE-139: Interfacing the ADSP-2191 to an AD7476 via the SPI Port 09/12/2002
- Associated reference code for EE-139

EE-96: Interfacing Two AD73311 Codecs to the ADSP-218x 09/11/2002

EE-39: Interfacing 5V Flash Memory to an ADSP-218x (Byte Programming Algorithm) 09/09/2002

EE-123: An Overview of the ADSP-219x Pipeline 09/11/2002

EE-11: ADSP-2181 Priority Chain & IDMA Holdoffs 09/06/2002

EE-153: ADSP-2191 Programmable PLL 09/06/2002

EE-122: Coding for Performance on the ADSP-219x 09/11/2002

EE-06: ADSP-21xx Serial Port Startup Issues 09/06/2002

EE-124: Booting up the ADSP-2192 09/11/2002

EE-227: CAN Configuration Procedure for ADSP-21992 DSPs (Rev.1) 01/26/2004

AN-524: ADV601/ADV611 Bin Width Calculation in ADSP-21xx DSP 12/27/2002

EE-100: ADSP-218x External Overlay Memory 09/11/2002
- EE-100 Addendum: PM/DM Overlay and I/O Memory Expansion Board For The ADSP-2181 EZ-Kit Lite

EE-164: Advanced EPROM Boot and No-boot Scenarios with ADSP-219x DSPs 05/02/2003
- EE-164 Software Code

EE-36: ADSP-21xx Interface to the IOM-2 bus 09/09/2002

EE-129: ADSP-2192 Interprocessor Communication 09/11/2002

EE-158: ADSP-2181 EZ-Kit Lite IDMA to PC Printer Port Interface 09/06/2002

EE-115: ADSP-2189 IDMA Interface to Motorola MC68300 Family of Microprocessors 09/11/2002

EE-19: Boot Paging II: Maximizing Boot-Memory Efficiency on the ADSP-21xx family DSP's (excluding the ADSP-218x) 09/09/2002

EE-38: ADSP-2181 IDMA Port - Cycle Steal Timing 09/09/2002

EE-131: Booting the ADSP-2191/95/96 DSPs 09/11/2002

EE-154: ADSP-2191 Host Port Interface 10/14/2002

EE-18: Choosing and Using FFTs for ADSP-21xx 09/09/2002

EE-78: BDMA Usage on 100 pin ADSP-218x DSPs Configured for IDMA Use 09/10/2002

EE-5: ADSP-218x Full Memory Mode vs. Host Memory Mode 09/06/2002

EE-125: ADSP-218x Embedded System Software Management and In-System-Programming (ISP) 09/11/2002
- Associated DSP source code and schematics

EE-226: ADSP-2191 DSP Host Port Booting (Rev.1) 01/26/2004
- EE-226 Software Code

EE-142: Autobuffering, C and FFTs on the ADSP-218x 09/12/2002
- Associated Reference Code for EE-142

EE-17: ADSP-2187L Memory Organization 09/09/2002

Technical Articles 2

Future of Immersive Audio: Sound Reproduction Assisted by Computer Vision 04/06/2023

An Almost Pure DDS Sine Wave Tone Generator 12/01/2019

Processor Manual 1

Using the ADSP-2100 Family Volume 2 (Rev.1.0) 03/08/2008

Software Manual 5

VisualDSP++ 3.5 C/C++ Compiler and Library Manual for ADSP-219x Processors (Rev.4.1) 09/07/2006

VisualDSP++ 3.5 Loader Manual for 16-Bit Processors (Rev.1.0) 09/08/2006

VisualDSP++ 3.5 C Compiler and Library Manual for ADSP-218x DSPs (Rev.4.1) 05/13/2011

VisualDSP++ 3.5 Assembler and Preprocessor Manual for ADSP-218x and ADSP-219x DSPs (Rev.1.2) 09/08/2006

VisualDSP++ 3.5 Linker and Utilities Manual for 16-Bit Processors (Rev.1.0) 09/08/2006

Obsolete Data Sheet 1

ADSP-2105: ADSP-2100 Family DSP Microcomputers Obsolete Data Sheet (Rev.C) 06/10/2015

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
ADSP-2105BP-80	68-Lead PLCC	Material Declaration Reliablity Data	Ultra Librarian SamacSys
ADSP-2105BPZ-80	68-Lead PLCC	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Jun 18, 2010 - 07_0093 Conversion to Laser Mark for all ADSPXXXX, ADSSTXXXX, and PC Audio Codecs Ink on Plastic Encapsulated Parts
		PCN07_0093_Form Material_Report
ADSP-2105BP-80	Obsolete
ADSP-2105BPZ-80	Obsolete
Jan 9, 2014 - 13_0101 Obsolescence of Select ADSP-21XX Models
		PDN13_0101_Form Material_Report
ADSP-2105BP-80	Obsolete
ADSP-2105BPZ-80	Obsolete

This is the most up-to-date revision of the Data Sheet.

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