DSP56321VL220 - 24-bit 220MHz 220 MIPS DSP | 196-MAPBGA | NXP
部品番号: DSP56321VL220 ✗ 生産終了| 数量 | 単価 | 小計 |
|---|---|---|
| 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 概要
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.
ドロップイン代替品: DSP56321VL220 — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: DSP56321VL220 （同一形状・フットプリント） — 相違点: Package, Bootstrap ROM, Mounting Type, Core Architecture, I/O Voltage.
クイック比較ツール — 並列比較する代替部品を選択:
DSP56321VF275
✅ ドロップイン✓ 在庫あり
$17.6 / 個
データシートを見る →DSP56321VL200
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
DSP56311VL150
✅ ドロップイン✓ 在庫あり
$23.4 / 個
データシートを見る →DSP56321VL220 仕様
| 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) |
| パッケージ | 196-ball MAPBGA (15 x 15 mm) |
| 実装タイプ | Surface Mount (BGA) |
| Lead Free / RoHS | Lead-free (PBFREE), RoHS compliant |
DSP56321VL220 196-ball mapbga (15 x 15 mm) ピン配置ガイド
DSP56321VL220 (196-ball mapbga (15 x 15 mm) パッケージ) のピン配置。 ピン番号、機能、接続図はメーカーのデータシートで定義されています。正確なフットプリントとはんだ付けのガイドラインについては、データシートを参照してください。
詳細なピン配置データはありません: DSP56321VL220.
詳細は データシート をご参照ください。
主な用途
DSP56321VL220 の用途: 6 件s: 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.
おすすめ
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.
おすすめ
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.
おすすめ
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.
おすすめ
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.
おすすめ
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.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: DSP56321VL220 — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | 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 |
主な差別化要因
- 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)
設計ノート
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.
コンプライアンス情報
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'.
