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Analog Devices Inc. ADSP-2196MBST-140
- Part No.:
- ADSP-2196MBST-140
- Manufacturer:
- Analog Devices Inc.
- Category:
- DSP (Digital Signal Processors)
- Package:
- 144-LQFP
- Datasheet:
-
ADSP-2196MBST-140.pdf
- Description:
- IC DSP CONTROLLER 16BIT 144LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,992
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Product details
Overview
ADSP-2196MBST-140 from Analog Devices is a 160 MIPS fixed-point DSP microcomputer with dual 40-bit accumulators, three full-duplex multichannel serial ports (H.100 compliant), and 32K words of on-chip memory (8K×24-bit RAM + 8K×16-bit RAM + 16K×24-bit ROM). It operates at 6.25 ns instruction cycle time, supports programmable PLL (1×–32× multiplication), and targets real-time audio processing, telecom infrastructure, and industrial control systems.
For engineers reviewing the ADSP-2196MBST-140 datasheet, ADSP-2196MBST-140 pinout, ADSP-2196MBST-140 application, or ADSP-2196MBST-140 equivalent, key selection criteria include its 144-lead LQFP package, 2.5 V core / 3.3 V I/O voltage compatibility, IEEE JTAG 1149.1 debug support, and code compatibility with ADSP-218x family for legacy migration paths.
Technical Context
The ADSP-2196MBST-140 implements a pipelined Harvard architecture with three independent computational units (ALU, MAC, barrel shifter), two 16-bit DAGs with 8-bit page registers for 24-bit addressing, and unified memory space enabling simultaneous instruction and data fetches. Its dual-operand capability and zero-overhead looping are enabled by dedicated loop stacks and internal loop counters.
Peripherals include a 16-bit host port with DMA, three SPORTs supporting A-law/μ-law companding, two SPI-compatible ports, one UART, three 32-bit programmable timers, and 16 general-purpose I/O pins - eight dedicated PFx flags and eight multiplexed EMIF pins. Power management supports idle, power-down core, and full power-down modes.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Performance | 160 MIPS sustained at 6.25 ns instruction cycle time - enables real-time execution of complex FIR/IIR filters and FFTs in single-cycle instructions. |
| On-Chip Memory | 32K words total: 8K×24-bit program RAM + 8K×16-bit data RAM + 16K×24-bit mask ROM - eliminates external boot ROM requirement and reduces BOM count. |
| Serial Interfaces | Three full-duplex SPORTs (H.100 compliant) + two SPI ports + one UART - supports multi-channel voice/data aggregation without external interface logic. |
| Timing & Clocking | Programmable PLL (1×–32× multiplication) + 2.5 V core / 3.3 V I/O - allows flexible clock tree design from low-frequency crystals while maintaining signal integrity on mixed-voltage buses. |
| External Interface | 22-bit address bus + 16-bit data bus (configurable to 8-bit) + four memory select signals - supports up to 224K words of external 16-bit peripheral registers with user-defined bank boundaries and waitstate control. |
| Debug & Development | IEEE JTAG 1149.1 TAP + emulator-compatible target board header - enables non-intrusive real-time tracing, breakpoint insertion, and register inspection during system-level validation. |
| Power Management | Four low-power modes (idle, power-down core, power-down core/peripherals, power-down all) - extends battery life in portable test equipment and field-deployable signal analyzers. |
Pinout & Package
ADSP-2196MBST-140 is housed in a 144-lead LQFP package (20 mm × 20 mm × 1.4 mm body, 0.5 mm pitch), with thermal pad exposed on underside for enhanced heat dissipation in high-throughput DSP applications.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CLKIN | Primary clock input | Accepts external crystal or CMOS clock source; feeds programmable PLL for internal core clock generation. |
| RESET | Asynchronous reset input | Active-low signal that initializes all registers, clears DAGs, and forces boot sequence from on-chip ROM or selected peripheral. |
| MS0–MS3 | Memory bank select outputs | Drive external memory decoder to select one of four 64K-word banks; configurable via memory configuration registers. |
| PF0–PF7 | Programmable flag I/O | Dedicated bidirectional pins supporting edge/level-sensitive interrupts and conditional instruction triggers without GPIO overhead. |
| HADDR0–HADDR15 | Host port address bus | Multiplexed 16-bit address/data bus in ALE mode; provides glueless 8-/16-bit microcontroller interface to on-chip memory map. |
| SPORT0_FS, SPORT0_CLK, SPORT0_DT, SPORT0_DR | Serial port 0 frame sync/clock/data | Hardware-synchronized full-duplex interface supporting 128-channel TDM and A-law/μ-law companding without CPU intervention. |
Key Features
| Feature | Design Value |
|---|---|
| Code compatibility with ADSP-218x | Enables reuse of existing assembly/C codebase and toolchain (VisualDSP++) without architectural rework. |
| Dual 40-bit accumulators | Prevents overflow in extended-precision filter computations and supports block floating-point arithmetic for dynamic range extension. |
| Transparent 2K-word instruction cache | Allows dual operand fetch per cycle without cache miss penalty - critical for deterministic real-time loop execution. |
| Three independent 32-bit interval timers | Support PWM generation, pulsewidth capture, and external event watchdog functions - replaces discrete timer ICs in motor control and sensor conditioning. |
| Unified memory architecture with DAGs | Enables circular buffer implementation with automatic modulo addressing across 64K-word pages - simplifies FFT and convolution buffer management. |
| Configurable 8-/16-bit external data bus | Reduces PCB layer count when interfacing to legacy 8-bit peripherals or cost-optimized 16-bit SRAMs without glue logic. |
Applications
| Voice Gateway Systems | Industrial Motor Control |
|---|---|
|
Use Scenario: Multi-channel VoIP gateway aggregating 32+ analog phone lines with echo cancellation and transcoding. IC Role / Device Role / Timing Role: Primary signal processor executing G.729/G.723.1 codecs, H.100 TDM framing, and real-time adaptive filtering. Use Value: Three hardware-companding SPORTs eliminate external codec ICs; 160 MIPS ensures sub-15 ms end-to-end latency under full channel load. |
Use Scenario: Closed-loop servo drive controlling PMSM motors with field-oriented control (FOC) and current sensing. IC Role / Device Role / Timing Role: Real-time FOC engine performing Park/Clarke transforms, PI current regulation, and space-vector PWM generation. Use Value: Dual 40-bit accumulators maintain precision across 16-bit ADC inputs and 12-bit DAC outputs; three timers generate synchronized PWM waveforms with <100 ns jitter. |
| Portable Test Equipment | Medical Signal Analyzer |
|
Use Scenario: Handheld spectrum analyzer capturing and processing RF IF samples at 10 MS/s with real-time FFT and peak detection. IC Role / Device Role / Timing Role: High-speed data acquisition controller managing DMA transfers from external ADC, executing windowed FFTs, and updating display buffers. Use Value: 22-bit external address bus supports direct access to large FIFO memory; 144-LQFP package enables compact, thermally managed PCB layout. |
Use Scenario: ECG/EEG front-end unit digitizing biopotential signals, applying digital notch filtering, and extracting heart rate variability metrics. IC Role / Device Role / Timing Role: Low-noise signal conditioner performing adaptive line-noise cancellation, QRS detection, and HRV spectral analysis. Use Value: On-chip 16K×24-bit ROM stores validated filter coefficients and clinical algorithms; 2.5 V core minimizes self-heating near sensitive analog front-end stages. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar fixed-point DSP applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADSP-21992KBSTZ-1A | Higher 200 MIPS performance, 64K×24-bit on-chip RAM, no on-chip ROM - requires external boot device. | Better suited for compute-intensive radar processing where code size exceeds 16K words and real-time throughput >160 MIPS is required. | Select when algorithm complexity demands larger on-chip RAM and higher clock rates; verify external memory timing margins for 200 MHz operation. |
| TMS320VC5416PGE160 | 160 MIPS C54x core, 128K×16-bit RAM, no integrated ROM, different instruction set - not code-compatible with ADSP-2196. | Preferred in TI ecosystem designs requiring extensive third-party algorithm libraries and CCS toolchain integration. | Choose only if migrating from existing C54x platform; expect full firmware rewrite due to ISA incompatibility and different memory mapping. |
Compared with ADSP-2196MBST-140, ADSP-21992KBSTZ-1A offers higher compute density but increases BOM cost and power; TMS320VC5416PGE160 provides broader software support but sacrifices ADSP-218x migration path and integrated ROM-based boot reliability.
Availability
ADSP-2196MBST-140 is available at Aetrix Electronics and suitable for voice gateway systems, industrial motor control, portable test equipment, and medical signal analyzers requiring stable component supply and long-term lifecycle assurance.
Supply support for ADSP-2196MBST-140 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices is a global leader in high-performance analog, mixed-signal, and DSP technology, serving industrial, automotive, communications, and healthcare markets since 1965.
The ADSP-219x family was designed for real-time embedded signal processing in resource-constrained environments, emphasizing code compatibility, low-power operation, and integrated peripherals to reduce system-level complexity.
FAQ
What is the maximum operating frequency of the ADSP-2196MBST-140?
The ADSP-2196MBST-140 achieves 160 MIPS sustained performance with a 6.25 ns instruction cycle time. Its internal core runs at 160 MHz derived from the programmable PLL, which accepts input clocks from 1 MHz to 50 MHz and multiplies them by factors of 1 to 32. This allows flexible clock sourcing while maintaining deterministic timing for real-time signal processing tasks executed by the ADSP-2196MBST-140.
Does the ADSP-2196MBST-140 support JTAG debugging?
Yes, the ADSP-2196MBST-140 includes full IEEE JTAG 1149.1 Test Access Port support for on-chip emulation and system-level debugging. The TAP controller enables non-intrusive breakpoints, real-time register inspection, and trace buffer monitoring without halting peripheral operation - essential for validating time-critical audio or motor control firmware running on the ADSP-2196MBST-140.
How much on-chip memory does the ADSP-2196MBST-140 integrate?
The ADSP-2196MBST-140 integrates 32K words of on-chip memory: 8K words of 24-bit program RAM, 8K words of 16-bit data RAM, and 16K words of 24-bit mask-programmable ROM. This unified memory architecture eliminates external boot ROM requirements and reduces external memory bandwidth pressure during intensive computation - a key advantage for compact, low-latency systems built around the ADSP-2196MBST-140.
Is the ADSP-2196MBST-140 pin-compatible with other ADSP-219x variants?
No - the ADSP-2196MBST-140 uses a 144-lead LQFP package (ST-144), while other ADSP-219x variants like ADSP-2191 or ADSP-2192 may use mini-BGA (CA-144) or different lead counts. Pin assignments differ between packages, and even within LQFP variants, memory select, timer, and flag pin mappings vary. Board layout must be verified against the specific ADSP-2196MBST-140 pinout diagram before integration.
What serial communication interfaces are available on the ADSP-2196MBST-140?
The ADSP-2196MBST-140 provides three full-duplex multichannel serial ports (SPORT0–SPORT2) compliant with H.100 standard and supporting A-law/μ-law companding, two SPI-compatible ports with DMA, and one UART port with DMA. These interfaces enable simultaneous voice channel aggregation, sensor data streaming, and host command channeling - all without CPU overhead - making the ADSP-2196MBST-140 ideal for multi-protocol embedded signal processing.
ADSP-2196MBST-140 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- ADSP-21xx
- Package/Case:
- 144-LQFP
- Packaging:
- Bag
- Product Status:
- Obsolete
- Type:
- Fixed Point
- Interface:
- Host Interface, SPI, SSP, UART
- Clock Rate:
- 140MHz
- Non-Volatile Memory:
- ROM (48kB)
- On-Chip RAM:
- 40kB
- Voltage - I/O:
- 3.30V
- Voltage - Core:
- 2.50V
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 144-LQFP (20x20)
ADSP-2196MBST-140 FAQ
1.How can I place an order for ADSP-2196MBST-140 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADSP-2196MBST-140 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ADSP-2196MBST-140 reliable?
The price and inventory of ADSP-2196MBST-140 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADSP-2196MBST-140 is usually 5 days.
3.What payment methods are accepted for ADSP-2196MBST-140?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADSP-2196MBST-140 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADSP-2196MBST-140?
ADSP-2196MBST-140 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADSP-2196MBST-140 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ADSP-2196MBST-140?
For technical support, including ADSP-2196MBST-140 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADSP-2196MBST-140 requirements.
6.How does Aetrix verify that ADSP-2196MBST-140 is sourced from the original manufacturer or authorized distributors?
All ADSP-2196MBST-140 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ADSP-2196MBST-140 meets industry standards.
7.What is the process for return or replacement of ADSP-2196MBST-140?
All ADSP-2196MBST-140 units undergo pre-shipment inspection (PSI). If there is an issue with ADSP-2196MBST-140, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ADSP-2196MBST-140 part is unused and in its original packaging.
Return procedure for ADSP-2196MBST-140:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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