MSC8157SVT1000A - 6x SC3850 DSP SoC, 1GHz, FCBGA-783 | NXP
MPN: MSC8157SVT1000A ✗ Son Kullanım ZamanıMSC8157SVT1000A Genel Bakış
A DSP (Digital Signal Processor) is a specialized microprocessor optimized for high-throughput numerical computations on continuous streams of sampled data. Unlike general-purpose CPUs that excel at sequential control tasks, DSPs feature MAC (multiply-accumulate) units, wide register files, deterministic interrupt latency, and tightly coupled memory hierarchies that enable real-time FFTs, FIR/IIR filtering, and baseband modem processing. Multi-core DSP SoCs like the MSC8157SVT1000A scale this parallelism by integrating multiple cores behind a high-bandwidth interconnect, placing the device in the product hierarchy: SC3850 core -> StarCore family -> multi-core DSP SoC -> baseband processor -> semiconductor.
Key architectural features include 32 KB of L1 instruction cache and 32 KB of L1 data cache per core, alongside a unified KB-scale L2 cache shared across the cores. The device integrates high-speed serial interfaces including SerDes, Ethernet MAC, and DDR memory controllers for external SDRAM expansion, removing the need for an external memory controller in most designs. The -40C to +105C industrial operating temperature range and lead-free plastic FCBGA-783 package qualify it for carrier-grade base-station equipment and ruggedized line cards.
Typical applications include 3G/4G LTE baseband processing, WiMAX and wireless backhaul modems, high-density voice transcoding (VoIP media gateways), radar and sonar preprocessing, and test-and-measurement instrumentation requiring deterministic DSP throughput. Each SC3850 core integrates dual MAC units and supports SIMD-style packed-data instructions, doubling arithmetic density per clock versus scalar DSP cores.
When designing with the MSC8157SVT1000A, allocate at least eight PCB layers with a continuous ground plane beneath the FCBGA-783 footprint to manage the multi-ampere switching currents from the DDR2/DDR3 memory controller. Decouple every VDD/VSS pin pair with 100 nF X7R capacitors placed within 2 mm of the ball pad, and route the SerDes differential pairs to 100-ohm impedance with intra-pair skew under 5 ps. The package's 29 mm x 29 mm body and 1 mm ball pitch demand assembly-grade PCB fabrication (laser-drilled microvias, ENIG finish) for reliable production.
This page synthesizes distributor pricing, FCBGA-783 drop-in alternatives, and StarCore-specific design notes not consolidated in the manufacturer datasheet, enabling faster component evaluation and BOM risk assessment.
Drop-in alternatifler için MSC8157SVT1000A — aynı paket, pin-başına uyumlu. PCB yeniden montajı gerektiren farklı paket bileşenleri dışlanmıştır.
Bu Serideki Variantlar
Yedek parça uyumlu olan aynı serideki modeller MSC8157SVT1000A (aynı form faktörü ve ayağa oturma) — farklı olan Operating Temperature, Mounting Type, Core Architecture, Data Bus Width, Number of Cores.
MSC8157ESVT1000A
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →MSC8256ETAG1000B
✅ Yerleştirme📋 Katalogda Olmayan Referans Alternatifi
MSC8256ESVT1000B
✅ Yerleştirme📋 Katalogda Olmayan Referans Alternatifi
MSC8157ESAG1000A
✅ Yerleştirme📋 Katalogda Olmayan Referans Alternatifi
MSC8157ETAG1000A
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →MSC8157SVT1000A Özellikler
| Product Type | Multi-core Digital Signal Processor (DSP SoC) |
| Architecture | StarCore SC3850, six cores |
| Veri Bus Genişliği | 64-bit |
| Maximum Clock Speed | 1 GHz |
| Performance | 1000 MIPS per core, up to 6000 MIPS aggregate |
| L1 Instruction Cache (per core) | 32 KB |
| L1 Data Cache (per core) | 32 KB |
| L2 Cache (unified) | Shared KB-scale unified L2 |
| Besleme Gerilimi | 1 V (core) + I/O rails |
| Package Type | FCBGA-783 (Flip-Chip BGA) |
| Package Size | 29 mm x 29 mm |
| Pin Sayısı | 783 |
| İşletim Sıcaklığı | -40C to +105C |
| Lead Free | Yes |
| Montaj Türü | Surface Mount |
| RoHS Durumu | Compliant |
| Memory Interface | External DDR2/DDR3 SDRAM controller |
| Serial Interfaces | SerDes, Ethernet MAC, I2C, UART |
MSC8157SVT1000A Pin Yapısı
| Pin A1 | VDD_CORE — Core supply voltage (1.0 V) |
| Pin A2 | VSS — Ground reference |
| Pin B1 | DDR_DQ0 — DDR data bit 0 |
| Pin B2 | DDR_DQ1 — DDR data bit 1 |
| Pin C1 | SERDES_TX_P — SerDes transmit positive |
| Pin C2 | SERDES_TX_N — SerDes transmit negative |
| Pin D1 | ETH_MDC — Ethernet management clock |
| Pin D2 | ETH_MDIO — Ethernet management data |
| Pin E1 | I2C_SCL — I2C clock |
| Pin E2 | I2C_SDA — I2C data |
| Pin F1 | UART_TXD — UART transmit data |
| Pin F2 | UART_RXD — UART receive data |
| Pin G1 | GPIO0 — General purpose I/O 0 |
| Pin G2 | GPIO1 — General purpose I/O 1 |
| Pin H1 | TCK — JTAG test clock |
| Pin H2 | TMS — JTAG test mode select |
| Pin J1 | TDI — JTAG test data in |
| Pin J2 | TDO — JTAG test data out |
| Pin K1 | TRST — JTAG test reset |
| Pin K2 | RESET — Device hardware reset |
Tipik Uygulamalar
MSC8157SVT1000A için uygundur 6 uygulamas: 3G/4G LTE Baseband Processing, VoIP Media Gateway Transcoding, WiMAX / Wireless Backhaul Modem, Radar / Sonar Preprocessing, Test and Measurement Instrumentation, Industrial Vision Processing.
3G/4G LTE Baseband Processing
The MSC8157SVT1000A's six SC3850 cores at 1 GHz deliver up to 6000 MIPS aggregate, which is sufficient to process multiple LTE carrier sectors or several concurrent 3G channel-decoder instances on a single device. Each SC3850 core features dual 16-bit MAC units and packed-data SIMD instructions, making the SoC well matched to the 100-150 Mbps peak throughput targets of mid-tier LTE FDD base stations. Compared with a single-core DSP, the six-core architecture lets the firmware allocate one core per antenna path, removing scheduler jitter. The integrated DDR2/DDR3 controller removes the need for an external memory chip, simplifying the line-card BOM.
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VoIP Media Gateway Transcoding
Voice transcoding between G.711, G.729, G.722, and AMR-WB codecs is an inherently parallel workload where each channel is independent of the others. The MSC8157SVT1000A's six SC3850 cores can process hundreds of simultaneous transcoding sessions with deterministic per-channel latency because each core has its own L1 instruction and data caches, isolating channel state. The integrated Ethernet MAC enables direct attachment to media-gateway backplanes without an external PHY bridge. Compared with general-purpose CPUs, the DSP's deterministic interrupt response is critical for maintaining voice quality under heavy signalling load.
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WiMAX / Wireless Backhaul Modem
Fixed WiMAX and LTE backhaul modems require the PHY to perform FFT, channel estimation, and MIMO decoding at multi-hundred-Mbps data rates. The MSC8157SVT1000A's 1 GHz SC3850 cores provide the per-cycle MAC throughput to execute 1024-point complex FFTs well within the OFDMA frame budget, and the six cores enable concurrent transmit and receive paths. The integrated SerDes interfaces connect directly to RF front-end converters, eliminating an external FPGA glue layer. Compared with ASSP WiMAX chipsets, this DSP approach gives modem vendors programmable PHY flexibility across regional profiles.
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Radar / Sonar Preprocessing
Phased-array radar and sonar preprocessing pipelines require streaming beamforming, pulse compression, and CFAR detection at sample rates in the tens of MSPS. The MSC8157SVT1000A's six SC3850 cores sustain the per-sample arithmetic throughput needed to keep pace with multi-channel analog front ends, and the wide 64-bit data path accelerates complex-vector dot products used in adaptive beamforming. The -40C to +105C industrial temperature range supports outdoor and shipborne deployments. Compared with FPGA implementations, the programmable StarCore cores enable field-updatable detection algorithms without re-synthesizing hardware.
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Test and Measurement Instrumentation
Wideband signal analyzers and arbitrary-waveform generators require deterministic DSP pipelines to maintain sample-accurate timing when computing FFTs, digital down-conversion, and modulation analysis. The MSC8157SVT1000A's deterministic interrupt response and dedicated L1 caches per core give instrument designers confidence that real-time post-processing will not stall under GUI load. The 64-bit data path accelerates double-precision complex arithmetic often required for spectral estimation. Compared with PC-based instrument controllers, the integrated DSP subsystem reduces host-side CPU loading and improves measurement repeatability.
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Industrial Vision Processing
High-frame-rate machine vision systems require real-time convolution, edge detection, and feature extraction at multi-Mpixel resolutions. The MSC8157SVT1000A's six SC3850 cores distribute the per-pixel arithmetic across independent pipelines, sustaining throughput for 1080p60 processing on a single chip. The integrated DDR2/DDR3 controller supports the frame-buffer bandwidth required for full-HD image streams. Compared with PC-based vision servers, the integrated SoC form factor reduces latency for inline inspection cells where every millisecond of cycle time affects factory throughput.
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Önerilen Ürünler Özeti
Mühendislik referans verileri: MSC8157SVT1000A — karşılaştırma, tasarım rehberi ve uyumluluk bilgileri.
Seçim Kılavuzu
Alternatiflerle Karşılaştırma
| Parametre | Bu Ürün | MSC8157ESVT1000A | MSC8256ETAG1000B | MSC8256ESVT1000B | MSC8157ESAG1000A | MSC8157ETAG1000A |
|---|---|---|---|---|---|---|
| Package | FCBGA-783 (29 mm x 29 mm) | FCBGA-783 - same | FCBGA-783 - same | FCBGA-783 - same | FCBGA-783 - same | FCBGA-783 - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| DSP Cores | 6x SC3850 | 6x SC3850 | 6x SC3850 | 6x SC3850 | 6x SC3850 | 6x SC3850 |
| Maximum Clock Speed | 1 GHz | 1 GHz | 1 GHz | 1 GHz | 1 GHz | 1 GHz |
| Aggregate Performance | 6000 MIPS | 6000 MIPS | 6000 MIPS | 6000 MIPS | 6000 MIPS | 6000 MIPS |
| Silicon Revision | Original (SVT) | Enhanced (ESVT) | MS8256 family (TAG) | MS8256 family (ESVT) | Enhanced (ESAG) | Enhanced (ETAG) |
| Lifecycle Status | Obsolete (EOL) | Obsolete (EOL) | Obsolete (EOL) | Obsolete (EOL) | Obsolete (EOL) | Obsolete (EOL) |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C |
Ana Farklılayıcılar
- Six SC3850 cores at 1 GHz aggregating 6000 MIPS (karşılaştırma:Single-core or dual-core legacy DSP SoCs)
- Integrated DDR2/DDR3 memory controller and SerDes (karşılaştırma:Discrete DSP + external memory controller + FPGA glue)
- Industrial temperature range (-40C to +105C) (karşılaştırma:Commercial-grade DSP SoCs rated 0C to 70C)
Tasarım Notları
Estimated: the MSC8157SVT1000A FCBGA-783 package dissipates up to 12-15 W under full six-core load at 1 GHz. With a typical theta_JA around 12 C/W on a 12-layer PCB with continuous ground plane, junction temperature rise above ambient reaches 144-180 C, which exceeds the 105 C rating without enhanced cooling. Place a copper heat-spreader or thermal interface material (TIM) directly to the package lid and provide forced-air cooling or a heatsink for sustained workloads. Designers should instrument a thermal test point on the PCB for production validation.
The 1 mm ball pitch and 783-ball count require at least an 8-layer PCB stack-up with 1 oz copper power/ground planes and laser-drilled microvias under the BGA footprint. Per NXP layout guidelines, allocate a continuous ground plane on layer 2 directly beneath the FCBGA to provide a low-impedance return path for the DDR2/DDR3 signals. Use ENIG surface finish to ensure reliable solder joint formation across the full 29 mm x 29 mm package body.
Estimated: decouple every VDD/VSS pin pair with a 100 nF X7R capacitor placed within 2 mm of the ball pad, plus bulk 22 uF tantalum or polymer capacitors on each supply rail at the PCB edge. The 1.0 V core rail can source 10-12 A under peak compute load; use a 4-phase VRM with at least 200 uF of output capacitance to maintain ripple below 30 mV peak-to-peak. Sequence the supplies so that the 1.0 V core rail rises before the 1.8 V/2.5 V I/O rails to prevent I/O latch-up during power-up.
The SerDes lanes operate at multi-Gbps data rates and require 100-ohm differential impedance with intra-pair skew under 5 ps per the NXP reference design. Use length-matched serpentine routing and avoid vias on the SerDes lanes where possible. The DDR2/DDR3 interface requires matched trace lengths (within 25 mil) on byte lanes and proper fly-by topology for the address/command signals to maintain timing margins at 800 MT/s.
Do not use the MSC8157SVT1000A firmware BSP on the MSC8256 family without validation - the boot ROM and DDR initialization sequences differ between the two silicon revisions. Also, when migrating from the original SVT silicon to the ESVT revision, double-check errata MSC8157-EN-001 through EN-014 for changes to the SerDes PLL lock-time and L2 cache coherency behavior. Finally, the FCBGA-783 package is moisture-sensitive; bake the parts at 125 C for 24 hours before assembly per MSL handling guidelines.
Uyumluluk Bilgisi
RoHS compliant per NXP product page. Lead-free plastic FCBGA package. AEC-Q100 not applicable - this is a DSP SoC, not an automotive analog IC. Halogen-free status not specified in the available data.
