MC33793D - Byte-Wide DSI Sensor Interface | NXP | 16-SOIC
Артикул: MC33793D ✓ АктивенMC33793D Обзор
A Distributed System Interface, commonly abbreviated DSI, is a byte-wide serial bus intended for sensor communication. In the broader electronics hierarchy, a DSI sensor interface is an interface IC, a communications interface, and ultimately a semiconductor. MC33793D supports a sensor-oriented slave role and contains circuits that can power compatible sensors and digitize their analog output, reducing the amount of discrete conditioning circuitry required around a sensor.
The verified product information identifies the MC33793D as a 16-SOIC device with logic inputs and logic outputs. Its byte-wide interface provides a structured pathway for transferring sensor data, while its sensor-specific integration can simplify implementations that would otherwise require separate analog-to-digital conversion, sensor excitation, and communication logic. The tube packaging also suits production processes that handle through-hole SOIC devices conventionally rather than reel-fed surface-mount assembly.
The MC33793D family was originally associated with Motorola, Inc., and the part is currently listed by NXP USA Inc. through DigiKey. Historical search results also identify the MC33793 as a slave DSI device optimized for sensor interfacing. Because the supplied evidence does not expose detailed electrical timing, supply-voltage, sensor-excitation, conversion-resolution, or environmental limits, those values must be confirmed in the manufacturer datasheet before a new design is released.
Typical uses include automotive accelerometer sensing, industrial motion and condition monitoring, and embedded systems that need a dedicated sensor-interface function close to the sensing element. In such designs, the interface helps consolidate sensor excitation and analog digitization while presenting a byte-oriented data path to the supervising electronics.
Designers should verify the exact pin functions, recommended sensor interface, supply requirements, and signal timing from the MC33793 datasheet before layout release. PCB placement should preserve the manufacturer's guidance for sensor excitation and analog signal routing, while software and bus timing should be checked against the controller's DSI implementation.
This page consolidates the verified package, interface, packaging, sourcing, and manufacturer-history information for MC33793D, adds practical application and design guidance, and clearly separates confirmed facts from electrical details that require datasheet verification.
Аналоги без доработки для MC33793D — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Для этого товара нет аналогов без доработки.
Запросить аналогиMC33793D Максимальные параметры и электрические характеристики
| Product Type | Distributed System Interface (DSI) sensor interface |
| Device Role | Slave DSI device |
| Интерфейс | Parallel, byte-wide |
| Корпус | 16-SOIC (0.154, 3.90 mm width) |
| Число выводов | 16 pins |
| Input Type | Logic |
| Тип выхода | Logic |
| Packaging | Tube |
| Sensor Support | Circuits to power sensors such as accelerometers |
| Analog Signal Conditioning | Digitization of the sensor analog level |
| Manufacturer History | Original manufacturer listed as Motorola, Inc.; current distributor listing by NXP USA Inc. |
Руководство по цоколевке MC33793D в корпусе 16-soic (0.154, 3.90 mm width)
Цоколевка для MC33793D (корпус 16-soic (0.154, 3.90 mm width)). Нумерация выводов, функции и схемы подключения определены в техническом описании производителя. Обратитесь к нему для точного посадочного места и рекомендаций по пайке.
Нет подробных данных о распиновке для MC33793D.
Обратитесь к даташиту для полной конфигурации выводов.
Типичное применение
MC33793D подходит для 6 применениеs: Automotive Accelerometer Interface, Industrial Motion Monitoring, Embedded Sensor Conditioning, Condition Monitoring Sensors, Distributed Sensor Networks, Test and Measurement Sensor Fixtures.
Automotive Accelerometer Interface
The MC33793D fits a slave sensor node where a byte-wide DSI link connects an accelerometer subsystem to a supervising controller. Its verified sensor-focused architecture includes circuits to power compatible sensors and digitize their analog level, which can reduce the discrete front-end required beside the sensing element. The 16-SOIC package also provides a conventional surface-mount implementation for automotive electronics assemblies. Before release, engineers must confirm the accelerometer's excitation requirements, conversion resolution, timing, and temperature behavior against the MC33793 datasheet, because those details are not included in the verified product summary.
Industrial Motion Monitoring
The MC33793D is suitable for industrial motion-monitoring designs that use a compatible accelerometer or other analog sensor and require a structured sensor-to-controller path. Its byte-wide parallel DSI role can be useful where the host already supports a slave sensor interface, while the integrated sensor-power and analog-digitization functions can shorten the analog front end. The 16-SOIC package supports compact board placement without requiring a specialized high-pin-count package. Exact sensor bias voltage, sampling behavior, supply range, and timing must be verified from the manufacturer datasheet before selecting component tolerances and production test limits.
Embedded Sensor Conditioning
The MC33793D can serve in embedded systems where a sensor must be powered, conditioned, and communicated over a byte-wide DSI link. Consolidating those functions can reduce routing between separate sensor excitation, conversion, and interface blocks, particularly when the controller expects the DSI protocol. Logic inputs and logic outputs place the device in the interface-IC category rather than the MCU category. Because the supplied evidence does not quantify conversion accuracy, latency, or power consumption, an engineering prototype should verify those parameters against the actual sensor and host timing before production deployment.
Condition Monitoring Sensors
The MC33793D can support condition-monitoring nodes that acquire analog sensor information and transfer it through a byte-wide DSI sensor connection. The verified description that the device powers sensors and digitizes their analog levels makes it relevant to vibration, position, and acceleration monitoring arrangements. Its 16-SOIC package provides a manageable assembly format for industrial controller boards, while the slave role permits distributed sensor placement. Engineers must validate signal bandwidth, sensor excitation, conversion resolution, noise performance, and operating-temperature requirements because these specifications are not present in the verified search data.
Distributed Sensor Networks
The MC33793D is applicable to distributed sensor designs in which each remote sensing node uses a slave DSI interface and communicates byte-wide information to a coordinating controller. The verified byte-wide parallel organization distinguishes it from a conventional bit-serial sensor and can align with byte-oriented host hardware. Its sensor-powering and analog-digitization functions help localize analog conditioning near the transducer. The host controller must support the required DSI transaction format, and designers should verify signal-level, timing, supply, and environmental details from the manufacturer datasheet before deployment.
Test and Measurement Sensor Fixtures
The MC33793D can be evaluated in test and measurement fixtures that reproduce a byte-wide DSI sensor node. Its sensor-powering and analog-digitization architecture allows a fixture to emulate the electrical environment expected by a compatible accelerometer or analog sensor without building a complete discrete conditioning chain. The 16-SOIC package is straightforward to place on a fixture PCB, and tube packaging supports conventional assembly handling. Fixture engineers should confirm the exact sensor interface and timing from the datasheet, then compare measured conversion and signal performance against the system requirement.
Справочные инженерные данные для MC33793D — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар |
|---|---|
| Product Type | Distributed System Interface sensor interface |
| Device Role | Slave |
| Interface | Parallel, byte-wide |
| Package | 16-SOIC (0.154, 3.90 mm width) |
| Brand | NXP Semiconductors |
| Input Type | Logic |
| Output Type | Logic |
| Packaging | Tube |
| Sensor Support | Sensor powering and analog-level digitization |
| Unit Price | Not provided in verified data |
Ключевые отличия
- Dedicated sensor-interface integration (против Generic logic-only 16-SOIC interface)
- Byte-wide slave interface (против Bit-serial sensor interface)
- Established 16-SOIC implementation (против High-pin-count sensor interface)
Заметки по проектированию
Treat the sensor-excitation and analog-digitization section as a sensitive analog path even though the host-facing interface is digital. Confirm the datasheet's recommended sensor connection, grounding, and decoupling arrangement before routing. Keep the verified DSI byte group continuous where practical, avoid unnecessary stubs, and match the controller's byte ordering. Because no verified pin table was supplied, do not assign SOIC-16 pin names from package position alone.
The MC33793D can power compatible sensors and will therefore require a supply budget that includes both the interface and the attached sensor load. Use the manufacturer datasheet to verify the operating-voltage range, supply current, sensor-excitation limits, and decoupling requirements. Keep regulator wiring and sensor return-current paths away from sensitive signal nodes. The supplied evidence does not include numeric power limits, so a placeholder or generic 5 V assumption would be unsafe.
A shared 16-SOIC outline does not prove that another sensor-interface IC is a drop-in replacement. Verify every pin's power domain, DSI timing, analog input range, sensor-bias polarity, enable sequence, and absolute maximum rating. The verified cross-reference results did not establish a qualified substitute, so any proposed MC33793D replacement must be checked through manufacturer documentation and bench testing rather than inferred from search-result similarity.
Информация о соответствии
No verified RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements were included in the supplied product data.
