ADSP-3221KG - 10MHz 32-Bit Floating-Point DSP | Analog Devices
Référence : ADSP-3221KG ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $224.5399 | $224,54 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1 000 | $0 | $0,00 |
ADSP-3221KG Présentation
A digital signal processor is a specialized semiconductor that executes arithmetic operations on streams of sampled data. DSP devices commonly separate, filter, modulate, transform, or analyze signals, while offering deterministic execution and dedicated processing resources. The ADSP-3221KG is associated with the Blackfin processor family and is positioned for embedded signal-processing systems requiring a 32-bit floating-point architecture and external data-bus connectivity.
Verified listings identify a maximum clock frequency of 10 MHz, 32-bit processor and external data-bus widths, 144 terminals, a square ceramic PGA package, and a commercial temperature grade. One distributor listing also reports that the device is discontinued, but the supplied web results do not provide a manufacturer lifecycle statement or enough detailed electrical data to expand those basic attributes further. Accordingly, this page does not infer cache size, memory, supply voltage, arithmetic throughput, or peripheral configuration.
From a system perspective, the 32-bit floating-point format is suitable for algorithms that benefit from a wide numerical range without requiring separate fixed-point scaling. Its external 32-bit bus can support connection to memory, converters, or other system components, while the 144-pin ceramic PGA package favors leaded-board assembly rather than compact surface-mount production. Actual signal-chain suitability still depends on clock, memory, interface, voltage, and thermal requirements that are not present in the verified dataset.
Typical application categories include industrial control, communications infrastructure, audio and control processing, instrumentation, and embedded DSP systems. Designers should treat those uses as architecture-level categories rather than confirmed Analog Devices application claims because the supplied data does not identify named reference designs. Before design-in, obtain the manufacturer datasheet and verify processor features, electrical limits, pin multiplexing, initialization requirements, and software-tool compatibility.
The primary engineering concern is package-level planning. A 144-pin PGA footprint requires adequate board area, a compatible through-hole pattern, careful pin assignment, and signal-integrity review for long external routes. Do not substitute a different package or function without a verified pinout and electrical comparison. The 10 MHz maximum clock also requires timing analysis against the target memory and bus implementation.
This page consolidates verified distributor specifications, sourcing information, package details, and data gaps without inventing unavailable parameters. It also distinguishes a discontinued distributor status from a confirmed corporate lifecycle declaration, helping engineers identify what must be confirmed in the manufacturer datasheet before procurement or design release.
Alternatives de remplacement direct pour ADSP-3221KG — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
Aucune alternative de remplacement direct disponible pour ce produit.
Demander des alternativesADSP-3221KG Spécifications
| Processor Type | 32-bit floating-point digital signal processor |
| Fréquence d'horloge maximale | 10 MHz |
| Processor Width | 32 bit |
| External Data Bus Width | 32 bit |
| Product Classification | DSP peripheral |
| Temperature Grade | Commercial |
| Minimum Operating Temperature | 0 °C |
| Boîtier | 144-pin ceramic PGA |
| Package Code | PGA-144 |
| Package Shape | Square |
| Mounting Configuration | Through-hole pin/peg |
| Number of Terminals | 144 |
| Boundary Scan | No |
| Low Power Mode | No |
Guide de configuration des broches du ADSP-3221KG square
Configuration des broches du ADSP-3221KG (boîtier square). La numérotation des broches, les fonctions et les schémas de connexion sont définis dans la fiche technique du fabricant. Consultez-la pour l'empreinte exacte et les directives de soudage.
Aucune donnée de brochage détaillée disponible pour ADSP-3221KG.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
ADSP-3221KG convient pour 6 applications: Industrial Control and Signal Conditioning, Audio and Control Signal Processing, Communications Infrastructure, Test and Measurement Instrumentation, Legacy Equipment Maintenance, FPGA-Assisted DSP System.
Industrial Control and Signal Conditioning
ADSP-3221KG can be evaluated for embedded industrial control tasks that require a dedicated 32-bit floating-point processor and a 32-bit external data bus. Its verified 10 MHz maximum clock makes it more relevant to legacy, moderate-throughput signal chains than to high-bandwidth real-time processing. The processor would sit between sampled inputs and control or monitoring outputs, but designers must first confirm memory, converters, peripherals, and electrical limits in the manufacturer datasheet. The ceramic PGA-144 package also requires adequate board area and careful through-hole layout.
Recommandé
Audio and Control Signal Processing
The ADSP-3221KG's 32-bit floating-point format is conceptually appropriate for filtering, control, and mixed-signal audio-processing experiments where numerical range and dedicated DSP execution are useful. Its verified 10 MHz maximum clock and external 32-bit data bus indicate a processor-oriented architecture rather than a fixed-function audio codec. Actual channel count and bandwidth depend on unverified memory, timer, serial-interface, and accelerator capabilities. The design must therefore treat the part as a legacy-candidate evaluation and validate signal latency and throughput before production use.
Recommandé
Communications Infrastructure
ADSP-3221KG may be investigated for legacy communications-related filtering, modulation, or supervisory processing because it is a dedicated 32-bit floating-point DSP. However, the supplied data does not establish supported protocols, serial interfaces, memory bandwidth, or deterministic real-time performance. A communications design should not infer Ethernet, link-layer, or RF capability from the DSP category alone. Engineers must review the exact family documentation, verify board-level interfaces, and determine whether the 10 MHz ceiling and PGA-144 package fit the target deployment.
Recommandé
Test and Measurement Instrumentation
The ADSP-3221KG's floating-point architecture may be considered for legacy measurement systems that perform calibration, filtering, or numerical analysis on acquired waveforms. The verified 32-bit external data bus can conceptually support data exchange, but throughput at 10 MHz cannot be inferred for a specific converter or interface. Instrumentation engineers must budget acquisition latency, buffering, numeric scaling, control overhead, and calibration memory. Because the available data omits voltage and thermal limits, bench operation should begin only after the manufacturer requirements and package pinout are fully reviewed.
Recommandé
Legacy Equipment Maintenance
ADSP-3221KG is most defensible in maintenance programs for equipment already designed around this exact processor and PGA-144 footprint. Reproducing the system can preserve proven floating-point behavior, timing, and software while avoiding unnecessary redesign. The verified commercial grade, 144 ceramic terminals, through-hole construction, and distributor-reported discontinued status make traceability and long-term availability especially important. Maintenance teams should secure authorized inventory, document lot provenance, compare revision controls, and avoid claiming a substitute is compatible without complete pin and electrical comparison.
Recommandé
FPGA-Assisted DSP System
ADSP-3221KG can serve as a fixed processor in a larger embedded system during legacy reproduction or controlled modernization. External logic could handle buffering, address decoding, test access, or peripheral interfacing, but none of those functions is verified as built into the processor. The 144-pin through-hole package may simplify access to many signal pins while consuming substantial PCB area. Any FPGA-assisted redesign must account for bus timing, voltage levels, reset and boot behavior, software compatibility, and the processor's unavailable detailed electrical specifications.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour ADSP-3221KG — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Principaux différenciateurs
- Exact legacy-package identity (vs TMS320C6748EZWT4)
- Commercial-grade floating-point DSP positioning (vs ADSP-21469BBCZ-3)
- Maintenance-oriented source availability (vs A modern SoC redesign)
Notes de conception
Do not release the PCB footprint from package-family assumptions. The verified package is a 144-terminal ceramic PGA with through-hole pin-and-peg construction. Obtain the exact Analog Devices pinout and package drawing, then verify every terminal assignment, power domain, ground position, and mechanical keep-out. Long PGA lead spacing can create routing congestion, so budget escape traces and layer changes before committing the board architecture.
Treat the external 32-bit data bus as a timing-critical interface. The verified 10 MHz processor clock does not establish the allowable bus transition rate, setup time, hold time, loading, or trace length, so those values must come from the exact datasheet. Match interface voltage levels, keep the bus topology controlled, minimize stubs, and account for package lead inductance and capacitance. Simulation may be necessary after the memory device and board stackup are selected.
Avoid choosing a part merely because it is labeled a 32-bit DSP. Replacement requires verification of the PGA-144 footprint, pin functions, electrical limits, memory architecture, clocking, reset behavior, boot process, peripheral map, and software toolchain. A modern SoC or surface-mount DSP may be technically preferable for a new design, but it is not a drop-in replacement and would require new firmware, schematic, PCB layout, and validation.
Supply-voltage and current limits are absent from the verified dataset, so no power budget can be responsibly calculated. Before assembly, obtain the exact electrical limits, determine which supplies require sequencing or filtering, and use the manufacturer's recommended decoupling. Estimated: dissipation equals supply voltage times total current, but no numerical result is provided because verified voltage and current values are unavailable.
Informations de conformité
The verified dataset does not state RoHS, REACH, lead-free, halogen-free, or conflict-minerals status. The commercial temperature grade does not by itself establish automotive qualification, so AEC-Q100 is treated as not applicable to the available evidence.
