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TMS320SS16NL 16-Bit DSP, 160 ns | Texas Instruments

Артикул: TMS320SS16NL ✗ Снят с производства
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40-pin DIP Package Expanded on-chip RAM Memory
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Цена обновлена: 2026-10-22
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TMS320SS16NL Обзор

The Texas Instruments TMS320SS16NL is a 16-bit digital signal processor with a documented cycle time of 160 ns, supplied in a 40-pin DIP package. It belongs to the TMS320 C1x DSP family and can operate in microcomputer or microprocessor modes, making it suitable for embedded filtering, signal transformation, communications, control, and instrumentation designs.

A digital signal processor is a semiconductor that executes arithmetic and control operations on sampled signals using dedicated hardware and a highly optimized instruction set. Within the product hierarchy, a DSP is an integrated circuit and microprocessor-class component designed for high-throughput, repetitive signal-processing workloads. The TMS320SS16NL combines a 16-bit processor with programmable on-chip resources and selectable device versions described by the verified datasheet material.

The verified source describes expanded on-chip RAM and ROM or EPROM resources across the related C15, E15, and P15 versions. The P15 is described as a one-time-programmable, windowless EPROM variant. Five versions are available with cycle times from 160 ns to 200 ns, and the verified package options include 40-pin DIP and 44-pin PLCC configurations. For the exact electrical limits, memory organization, interrupts, interfaces, and timing parameters of this MPN, the manufacturer documentation remains authoritative.

TMS320SS16NL devices are associated with real-time audio processing, communications modulation, control loops, speech-related signal processing, and measurement systems. A designer should preserve the legacy processor's memory map, bus timing, interrupt behavior, and software tool compatibility when qualifying it for a new design. Because it is a legacy through-hole DSP, system planning should also consider sourcing availability, component condition, and whether a modern surface-mount processor is more appropriate.

The principal design consideration is package-level verification. The verified distributor and distributor-cross-reference information identifies TMS320SS16NL as a 40-pin DIP DSP, but the complete pin names and numbering were not supplied in the provided data. Do not infer connections from package position alone; verify every signal against the Texas Instruments datasheet before schematic capture or PCB layout.

This page consolidates the verified distributor identity, package evidence, family-level architecture, sourcing links, and replacement-research limitations. It distinguishes documented facts from missing electrical details so procurement and engineering teams can assess availability quickly while preserving the validation required for a legacy programmable DSP.

Аналоги без доработки для TMS320SS16NL — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

Для этого товара нет аналогов без доработки.

Запросить аналоги

TMS320SS16NL Характеристики

Device Type 16-bit digital signal processor (DSP)
Processor Family TMS320 C1x family
Cycle Time 160 ns
Available Family Cycle Times 160 ns to 200 ns
Корпус 40-pin DIP
Package Type Through-hole DIP
Terminal Count 40
Temperature Grade Commercial
Operating Modes Microcomputer mode or microprocessor mode
On-Chip Memory Family Feature Expanded on-chip RAM
Program Memory Family Options ROM or EPROM
P15 Program Memory One-time-programmable, windowless EPROM
Related Device Family C15, E15, and P15 versions
Verified Family Package Options 40-pin DIP or 44-pin PLCC

Руководство по цоколевке TMS320SS16NL в корпусе 40-pin dip or 44-pin plcc

Цоколевка для TMS320SS16NL (корпус 40-pin dip or 44-pin plcc). Нумерация выводов, функции и схемы подключения определены в техническом описании производителя. Обратитесь к нему для точного посадочного места и рекомендаций по пайке.

Схема цоколевки корпуса 40-pin dip or 44-pin plcc для TMS320SS16NL

Нет подробных данных о распиновке для TMS320SS16NL.

Обратитесь к даташиту для полной конфигурации выводов.

Типичное применение

TMS320SS16NL подходит для 6 применениеs: Legacy Digital Filtering, Communications Signal Processing, Industrial Control Loop, Audio Signal Conditioning, Instrumentation and Measurement, Legacy Board Maintenance.

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Legacy Digital Filtering

The TMS320SS16NL can implement real-time digital filters when an existing design already targets the TMS320SS16NL instruction set and 160 ns execution cycle. The verified family material identifies expanded on-chip RAM and both microcomputer and microprocessor operating modes, which support compact control and data-processing programs. A designer should budget memory, multiplier, serial-port, and latency requirements against the exact MPN datasheet before finalizing a filter. Because external-interface and memory capacities are not present in the supplied data, sample-rate and channel-count claims cannot be verified here.

🌐

Communications Signal Processing

TMS320SS16NL is applicable to legacy communications front ends that perform sampling-rate conversion, correlation, modulation processing, or other fixed-point arithmetic. Its verified 160 ns cycle time provides a concrete timing basis, but interface throughput depends on parameters absent from the supplied excerpts. Keep the external bus, serial port, interrupt timing, and memory arrangement aligned with the legacy design. For new high-channel-count systems, compare requirements against a current DSP rather than assuming equivalent performance.

🏭

Industrial Control Loop

The TMS320SS16NL can serve as the fixed-point computation element in a legacy industrial controller when deterministic arithmetic, interrupt handling, and expansion interfaces already match the established platform. The documented 160 ns cycle time supports a defined instruction-time basis, but motor-control PWM, analog-interface, and protection requirements cannot be confirmed from the provided data. Preserve the original mode configuration and peripheral multiplexing, validate worst-case interrupt latency, and test control stability after any substitution.

🎧

Audio Signal Conditioning

In a maintained audio product, TMS320SS16NL may be suitable for equalization, interpolation, or other fixed-point operations if the original board already uses this processor and its supported cycle time is adequate. The verified sources establish a 16-bit DSP identity, 160 ns cycle time, and 40-pin DIP package, but do not state converters, audio interfaces, or clock support. Therefore, retain the original serial-port and clock configuration and verify signal latency and distortion on hardware rather than inferring performance from the 16-bit label.

📺

Instrumentation and Measurement

TMS320SS16NL can fit legacy measurement systems that require deterministic sampled-data processing while retaining a previously qualified board. The processor's 160 ns cycle time supplies a basic performance figure, but converter interface timing, external memory, and numeric throughput must be evaluated from the complete datasheet and actual algorithm. Use grounded references and careful layout for analog front ends, then verify overflow behavior, scaling, and acquisition timing. A modern DSP is generally preferable when product longevity and tooling support dominate.

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Legacy Board Maintenance

TMS320SS16NL is most defensible for repairing or extending an existing 40-pin DIP board whose firmware, memory map, interrupts, and peripheral connections already depend on the original processor. This minimizes redesign risk and preserves accumulated software validation. Procurement should focus on condition, traceability, quantity continuity, and equivalent behavior. Because no genuine pin-to-pin substitute was found in the supplied cross-reference evidence, replacing the processor with an unspecified modern DSP would introduce software, timing, and PCB risks.

What is the TMS320SS16NL?
The TMS320SS16NL is a Texas Instruments 16-bit digital signal processor in the TMS320 C1x family, documented with a 160 ns cycle time and supplied in a 40-pin DIP package. According to the verified Texas Instruments datasheet material, this family can operate in microcomputer or microprocessor modes. Its DSP architecture is intended for real-time arithmetic, filtering, communications, and control workloads that benefit from dedicated signal-processing execution.
Where can I download the TMS320SS16NL datasheet PDF?
The verified Texas Instruments datasheet is available through the supplied PDF mirror at https://pdf.datasheet.live/894987db/ti.com/TMS320SS16NL.pdf. Datasheet.com and AllDataSheet also provide indexed copies, while DigiKey links the component to its technical documentation. For design release, compare any mirror against the manufacturer document and verify the exact package, electrical ratings, timing, memory organization, and pin definitions before schematic or PCB approval.
What package does TMS320SS16NL use?
The TMS320SS16NL uses a 40-pin through-hole DIP package. This package identity is reported by DigiKey, DigiKey Canada, DigiKey Singapore, and the Vyrian component listing, which also identifies a rectangular DIP form with 40 terminals. The verified family datasheet additionally mentions 40-pin DIP and 44-pin PLCC options, but this particular ordering code must be treated as DIP unless the manufacturer documentation confirms otherwise.
Where can I buy TMS320SS16NL online?
DigiKey lists TMS320SS16NL as product 2156-TMS320SS16NL-ND under Rochester Electronics, and the listing states that the part can be ordered online. The verified source says “Buy now, ships today,” but it does not expose a numeric stock quantity, unit price, or shipment date in the supplied text. As of 2026-10-23, confirm current inventory and the return condition directly with the authorized seller before placing a production order.
What is the price of TMS320SS16NL?
The verified results do not expose a numeric TMS320SS16NL unit price, so no defensible amount can be published. DigiKey, Octopart, and other indexed pages are available for commercial lookup, and the Octopart result states that pricing can be compared across two distributors. Pricing is market and condition dependent, especially for a legacy DSP; request a quote as of 2026-10-23 and confirm whether the offered component is new, factory sealed, or sourced as an aftermarket part.
What is the lead time for TMS320SS16NL?
The verified material does not state a numeric production lead time for TMS320SS16NL. DigiKey's “ships today” language indicates that at least one indexed offer was presented for immediate fulfillment, but it does not guarantee present inventory or a stable lead time. Request the supplier's current confirmation as of 2026-10-23, including lot traceability, component condition, quantity breaks, and the committed ship date for the quantity you need.
Is TMS320SS16NL in stock?
TMS320SS16NL is offered for ordering through DigiKey, whose verified listing says “Buy now, ships today.” Because no live quantity is included in the supplied search result, the safest procurement description is that availability is offered but not quantitatively verified as of 2026-10-23. Confirm stock with the seller before committing a schedule, especially if the design must use multiple production lots.
What can replace TMS320SS16NL?
No verified pin-to-pin drop-in replacement for TMS320SS16NL was identified in the supplied cross-reference results. Search tools returned general substitute databases rather than a compatible MPN with a documented 40-pin DIP footprint and equivalent electrical and software behavior. Do not substitute a generic 16-bit DSP merely because its instruction width or cycle time is similar; replacement requires verified pinout, bus timing, memory organization, interrupts, peripherals, supply rails, and toolchain compatibility.
What is the best Texas Instruments equivalent for TMS320SS16NL?
No Texas Instruments drop-in equivalent can be named from the verified evidence because the supplied cross-reference results do not identify a specific compatible MPN. A modern TMS320 processor may offer greater availability or performance, but it should be treated as a redesign unless the manufacturer documentation establishes identical pinout, timing, memory interface, interrupts, peripherals, and software execution environment. Use the original TMS320SS16NL documentation to define those acceptance criteria.
Is TMS320SS16NL suitable for legacy audio and communications designs?
The TMS320SS16NL can fit a legacy real-time signal-processing design when its exact memory, serial-interface, timing, and peripheral requirements are already supported. The verified family document identifies 160 ns to 200 ns cycle-time versions, expanded on-chip RAM, and microcomputer or microprocessor operating modes. Suitability still depends on sampling rate, channel count, filter complexity, latency, external memory, and peripheral connectivity, none of which were fully supplied.
How do I choose TMS320SS16NL instead of a modern DSP?
Choose TMS320SS16NL when maintaining an existing 40-pin DIP design, software investment, or legacy system is more important than obtaining a modern package or expanded ecosystem. Prefer a current processor when the product needs greater throughput, smaller board area, newer tools, or long-term availability. Because no compatible modern drop-in was verified, changing platforms may require a PCB redesign, software migration, and complete timing revalidation rather than a simple component swap.
TMS320SS16NL vs TMS320C6748EZWT4: which is better for a new design?
TMS320C6748EZWT4 is generally the better starting point for a new high-performance design based on the supplied site catalog, whereas TMS320SS16NL is primarily relevant to legacy DIP-based systems. The verified data does not establish pin compatibility, equivalent performance, power, memory, or software compatibility between them, so TMS320C6748EZWT4 cannot be treated as a drop-in replacement. Use TMS320SS16NL when preserving an existing board is mandatory; otherwise evaluate current requirements against the newer processor platform.
What are the key specifications engineers should know about TMS320SS16NL?
The verified key specifications identify TMS320SS16NL as a 16-bit DSP with a 160 ns cycle time in a 40-pin commercial-temperature DIP package. Related family devices support microcomputer or microprocessor modes, while the family offers 160 ns to 200 ns cycles, expanded RAM, and ROM, EPROM, or one-time-programmable program-memory implementations. Exact RAM capacity, supply voltage, clock, bus width, and peripheral specifications remain unavailable in the supplied data.
Where can I find the TMS320SS16NL pinout?
The TMS320SS16NL pinout must be taken from the Texas Instruments C1x datasheet rather than inferred from the 40-pin DIP outline. The verified search identifies a 40-pin DIP package, but it does not provide complete pin names or numbering, so no pin mapping is asserted in this record. Open the manufacturer documentation, identify the DIP pin-1 orientation, and verify every power, ground, clock, bus, interrupt, memory, serial, and control signal before layout release.
What design considerations matter when using a legacy 40-pin DIP DSP?
A legacy 40-pin DIP DSP requires careful attention to bus timing, external memory routing, decoupling, ground integrity, interrupt latency, and software compatibility. The verified family supports microcomputer and microprocessor operating modes, making mode-specific pin multiplexing and address-space behavior especially important. Also budget for availability and inspection risk: this is a through-hole commercial-temperature component, and the supplied evidence does not establish factory traceability or long-term production commitments.

Справочные инженерные данные для TMS320SS16NL — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose TMS320SS16NL when repairing or extending a proven 40-pin DIP system and preserving its existing software, memory map, interrupts, and peripheral configuration are mandatory. The documented 160 ns cycle time and support for microcomputer or microprocessor modes make it appropriate for legacy fixed-point signal-processing work when the required algorithm fits its exact resources. Choose a modern DSP for a new design that prioritizes performance, tooling, surface-mount construction, or long-term availability. TMS320C6748EZWT4 is listed in the site catalog but is not a drop-in replacement based on the supplied data. Do not approve any substitute without a documented 40-pin pinout match, compatible supply and timing, equivalent memory and peripherals, and validated software behavior.

Сравнение с аналогами

Параметр Этот товар
Brand Texas Instruments
Package 40-pin DIP
Product Type 16-bit digital signal processor
Processor Family TMS320 C1x family
Cycle Time 160 ns
Operating Modes Microcomputer mode or microprocessor mode
Temperature Grade Commercial
Mounting Style Through-hole

Ключевые отличия

  • Legacy through-hole integration (против TMS320C6748EZWT4)
  • Documented 160 ns cycle time (против TMS320C6748EZWT4)
  • Microprocessor or microcomputer operation (против Generic modern DSP candidates)

Заметки по проектированию

Treat the DIP orientation, pin-1 marker, and every multiplexed signal as controlled layout data. The verified evidence identifies a 40-pin package but does not provide the complete pin map, so schematic capture must use exact manufacturer pin names. Leave service clearance around the socket or solder joints and route external-memory address, data, and control buses away from sensitive analog sections. Do not assign pins merely from package position.

Preserve the original bus topology, termination, and timing margin when repairing a TMS320SS16NL board. This C1x-family device supports microcomputer and microprocessor modes, so configuration can change the interpretation of external interface signals. Validate address, data, control, and interrupt timing at the intended clock rate using the complete datasheet. Any alternative processor must match edge timing, pin multiplexing, memory map, and interrupt behavior before being called drop-in compatible.

Do not equate the 16-bit processor designation with verified 16-bit audio conversion support or assume that similarly named TMS320 devices are interchangeable. The supplied evidence does not establish converters, serial interfaces, RAM capacity, supply rails, or software compatibility for this exact MPN. During maintenance, record the installed processor markings, inspect socket condition, compare firmware requirements, and request condition and lot information from the supplier before installation.

Информация о соответствии

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Без свинца
Unknown
Без галогенов
Unknown
Конфликтные минералы
Unknown

The verified search results do not provide RoHS, REACH, lead-free, halogen-free, or conflict-minerals declarations. AEC-Q100 is not applicable based on the commercial-grade component classification, but no automotive qualification evidence was supplied.

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Связанные компоненты & термины

Texas Instruments TMS320SS16NL TMS320 C1x family digital signal processor DSP 16-bit processor fixed-point signal processing integrated circuit microprocessor microcomputer mode microprocessor mode on-chip RAM ROM EPROM one-time-programmable memory 40-pin DIP through-hole package 160 ns cycle time external memory interface legacy embedded control digital filtering communications signal processing TMS320C6748EZWT4
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