DSP56321VL220 - 24-bit 220MHz 220 MIPS DSP | 196-MAPBGA | NXP
Référence : DSP56321VL220 ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $38.5 | $38,50 |
| 10 | $34.2 | $342,00 |
| 100 | $29.8 | $2 980,00 |
| 500 | $26.45 | $13 225,00 |
| 1 000 | $23.9 | $23 900,00 |
DSP56321VL220 Présentation
A digital signal processor (DSP) is a specialized microprocessor whose architecture is optimized for the numeric-intensive, real-time mathematics required by audio, video, communications, and control algorithms. DSPs use Harvard-style separate program and data memories, hardware multiply-accumulate (MAC) units, and zero-overhead looping. The DSP56300 family targets moderate-cost embedded signal processing where deterministic, low-latency processing of audio and modem streams is required; it sits in the hierarchy between general-purpose microcontrollers and high-end floating-point DSPs, and is widely deployed in professional audio, telecommunications, and industrial control.
Key features of the DSP56321VL220 include 220 MHz core operation from a 3.3 V I/O and 1.8 V internal core supply, an enhanced filter coprocessor (EFBC) and memory expansion bus (PM_EB), a 24-bit address space supporting up to 16M words of program and 16M words of X/Y data memory, and a rich set of peripherals including Enhanced Serial Audio Interface (ESAI), Serial Host Interface (SHI), Serial Communication Interface (SCI), and Triple Timer modules.
Typical applications include professional audio mixing consoles and effects processors, MPEG/AC-3 audio encoders, voice-over-IP and VoIP gateways, software-defined radio baseband processing, motor control, and industrial instrumentation. The 220 MIPS throughput is sufficient for multi-channel audio sample-rate conversion, MP3/AAC decoding, and broadband modem physical-layer front ends.
When designing with this device, pay attention to PCB BGA layout - the 196-ball MAPBGA requires microvia or via-in-pad technology, controlled-impedance traces for the ESAI audio ports, and careful power-rail decoupling of both 3.3 V and 1.8 V domains. Use the host port for flashless boot from an external microcontroller when the application does not require a parallel boot ROM.
Alternatives de remplacement direct pour DSP56321VL220 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec DSP56321VL220 (même facteur de forme et même empreinte) — différant par Package, Bootstrap ROM, Product Type, RoHS Status, Mounting Type.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
DSP56321VF275
✅ Remplacement direct✓ En stock
$17.6 / unité
Voir la fiche technique →DSP56321VL200
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
DSP56311VL150
✅ Remplacement direct✓ En stock
$23.4 / unité
Voir la fiche technique →DSP56321VL220 Spécifications
| Core Architecture | DSP56300 family, 24-bit fixed-point |
| Core Clock Frequency | 220 MHz |
| Instruction Throughput | 220 MIPS |
| Internal Core Voltage | 1.8 V |
| I/O Voltage | 3.3 V |
| Program Address Space | 16M x 24-bit words |
| Data Address Space (X/Y) | 16M x 24-bit words (each) |
| DMA Channels | 6 |
| Instruction Cache | Yes (configurable) |
| Host Interface | Serial Host Interface (SHI) + Host Port |
| Audio Interface | Enhanced Serial Audio Interface (ESAI) |
| Communication Interface | Serial Communication Interface (SCI) |
| Timers | Triple Timer module |
| Bootstrap ROM | Yes (flashless boot) |
| Boîtier | 196-ball MAPBGA (15 x 15 mm) |
| Type de montage | Surface Mount (BGA) |
| Lead Free / RoHS | Lead-free (PBFREE), RoHS compliant |
Guide de configuration des broches du DSP56321VL220 196-ball mapbga (15 x 15 mm)
Configuration des broches du DSP56321VL220 (boîtier 196-ball mapbga (15 x 15 mm)). 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 DSP56321VL220.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
DSP56321VL220 convient pour 6 applications: Professional Audio Mixing Consoles, MPEG/AC-3 Audio Encoders and Decoders, VoIP and Voice-over-Packet Gateways, Software-Defined Radio (SDR) Baseband, Industrial Motor Control, Industrial Test and Measurement Instrumentation.
Professional Audio Mixing Consoles
The DSP56321VL220's 220 MIPS throughput and Enhanced Serial Audio Interface (ESAI) with multi-channel TDM support make it a strong fit for professional digital mixing consoles that process 24+ channels at 48 kHz. The DSP56300 zero-overhead looping and hardware MAC deliver deterministic latency critical for live mixing where audio glitches are unacceptable. The ESAI port can drive multiple stereo ADCs/DACs simultaneously, and the 24-bit data path preserves full dynamic range through the entire signal chain - essential for studio-grade audio where any quantization noise is audible.
Recommandé
MPEG/AC-3 Audio Encoders and Decoders
The 220 MIPS processing budget of the DSP56321VL220 is sufficient for real-time MPEG-1 Layer-3 (MP3), MPEG-2 AAC, and Dolby AC-3 encode/decode at consumer sample rates. The 24-bit data path preserves the precision needed by lossy codec quantization, and the large program address space (16M words) accommodates codec algorithm tables and reference code. The Host Port allows seamless connection to a system microcontroller for transport-stream handling, while the bootstrap ROM enables flashless firmware load during development.
Recommandé
VoIP and Voice-over-Packet Gateways
Voice-over-IP gateways require real-time processing of multiple G.711/G.723/G.729 voice channels with echo cancellation. The DSP56321VL220 handles 4-8 simultaneous voice channels at 8 kHz with room for VAD/CNG/PLC algorithms. The Serial Host Interface (SHI) provides a low-pin-count connection to a host Ethernet controller, and the DMA controller offloads packet movement from the DSP core. Voice quality benefits from the 24-bit datapath, which preserves the headroom needed by AEC and noise-reduction DSP blocks.
Recommandé
Software-Defined Radio (SDR) Baseband
Software-defined radio baseband processors for narrowband receivers can run on the DSP56321VL220, leveraging its 220 MIPS throughput for IF demodulation, channel filtering, and symbol decoding. The ESAI can stream I/Q baseband data from a digital front-end ADC, while the Host Port passes decoded packets to a network processor. The Harvard architecture with separate X/Y data memories accelerates complex-baseband FFTs and FIR filtering - critical for spectrally-efficient modulations.
Recommandé
Industrial Motor Control
Three-phase AC induction and brushless DC motor controllers can run field-oriented control (FOC) loops on the DSP56321VL220 at switching frequencies up to 20 kHz. The hardware MAC unit accelerates Park/Clarke transforms and PI controller math, and the Triple Timer module provides PWM edge alignment. The 24-bit datapath delivers the precision needed for low-speed torque ripple control, while the Host Port enables real-time command input from a supervisory PLC.
Recommandé
Industrial Test and Measurement Instrumentation
Digital oscilloscopes, spectrum analyzers, and acoustic analyzers use the DSP56321VL220 for real-time FFT, decimation, and digital filtering on incoming sample streams. The 220 MIPS budget supports 1024-point FFTs at tens of kHz update rates, and the ESAI accepts high-speed serial data from precision ADCs. The on-chip DMA controller moves ADC samples to memory without CPU intervention, and the Host Port transfers processed blocks to a display controller.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour DSP56321VL220 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | DSP56321VF275 | DSP56321VL200 | DSP56311VL150 |
|---|---|---|---|---|
| Package | 196-ball MAPBGA (15x15 mm) | 196-ball MAPBGA (same footprint) | 196-ball MAPBGA (same footprint) | 196-ball MAPBGA (same footprint, different family) |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Clock Frequency | 220 MHz | 275 MHz | 200 MHz | 150 MHz |
| Throughput (MIPS) | 220 MIPS | 275 MIPS | 200 MIPS | 150 MIPS |
| Data Width | 24-bit fixed-point | 24-bit fixed-point | 24-bit fixed-point | 24-bit fixed-point |
| Core Voltage | 1.8 V (V-suffix) | 1.8 V (V-suffix) | 1.8 V (V-suffix) | 1.8 V (V-suffix) |
| Family / Silicon | DSP56321 | DSP56321 (same die) | DSP56321 (same die) | DSP56311 (different family) |
| Peripheral Set | ESAI + SHI + SCI + 3 timers | Identical | Identical | Different peripheral set |
Principaux différenciateurs
- Highest-throughput 196-ball MAPBGA option in DSP56321 family (vs DSP56321VF275)
- Drop-in upgrade path from 200 MHz VL200 (vs DSP56321VL200)
- Same package as DSP56311 but different family (vs DSP56311VL150)
Notes de conception
The 196-ball MAPBGA requires microvia or via-in-pad PCB technology for reliable assembly. Use NSMD (non-solder-mask-defined) land pads with a diameter per JEDEC MAPBGA guidelines, and follow a SAC305 lead-free reflow profile per J-STD-020 with peak 245-260 C. Stencil aperture should be approximately 1:1 with the pad to control solder paste deposition.
The DSP56321VL220 requires two power rails: 1.8 V for the internal core and 3.3 V for I/O. Place decoupling capacitors (0.1 uF ceramic + 10 uF bulk) within 2 mm of each power pin, and route the core and I/O planes as separate islands to avoid noise coupling. Power-up sequencing (1.8 V before or simultaneous with 3.3 V) must be observed to prevent latchup.
Route ESAI and SHI serial traces as 50-ohm controlled-impedance microstrips or striplines, keep clock and frame-sync traces length-matched within 5 mm, and isolate audio clocks from high-current switching nodes. The Host Port and external address/data bus should be length-matched within 1 cm for parallel-mode operation above 80 MHz.
Do not assume the DSP56311 family shares DSP56321 firmware - despite the shared DSP56300 ISA, peripheral register maps and on-chip memory layouts differ. Always recompile the SDK for the target part number and validate on hardware. Additionally, the DSP56321VL220 is NRND; for new designs, evaluate NXP i.MX RT crossover MCUs instead.
Informations de conformité
Lead-free (PBFREE) and RoHS compliant per NXP product page. Halogen-free and conflict-minerals status not explicitly stated in the provided data and set to 'unknown'.
