S912XDT256J1MAA - 16-Bit 80MHz 256KB MCU | NXP
MPN: S912XDT256J1MAA ✗ Cuối đờiS912XDT256J1MAA Tóm tắt
A microcontroller is a programmable semiconductor that integrates a processor core, memory, and I/O resources on one device. In the broader hierarchy, this MCU is an embedded processor and a semiconductor component designed for deterministic control, monitoring, communications, and automotive electronics. Its 16-bit architecture is suited to embedded tasks requiring efficient code execution, peripheral control, and real-time behavior without the complexity of a desktop processor.
The verified distributor record identifies the part as an HCS12X device with 256 KB organized as 256 K by 8 bits of flash memory. It is listed at 80 MHz and in an 80-QFP package. A related Mouser listing for S912XDT256F1MAA identifies an S12X core, 256 KB flash, 80 MHz operation, and an automotive-qualified variant, but that related MPN is not treated as proof of every characteristic of S912XDT256J1MAA.
Typical uses for this device family include automotive body and chassis electronics, motor and actuator control, sensor conditioning, vehicle communication modules, and industrial embedded controllers. The large pin count supports organized connections to external sensors, transceivers, memory, debug interfaces, and power-management circuitry. The 80-pin QFP also exposes more signal and interface resources than a smaller low-pin-count MCU package.
Designers should select this part only after checking the manufacturer datasheet for memory map, peripherals, electrical limits, clocking, package drawings, exposed pads, and recommended application circuits. Because the supplied search results do not include a manufacturer PDF for the target MPN, the official datasheet URL and complete pin-level electrical specification set remain to be obtained. This page combines the verified distributor attributes with explicit data-availability notes rather than inferring unprovided values.
This data record is intended to support procurement, initial architecture selection, and distributor comparison. It also identifies why the part belongs to the HCS12X embedded-control class, while preserving the distinction between verified facts and parameters that must be confirmed in the official technical documentation.
Bộ thay thế dễ dàng lắp đặt cho S912XDT256J1MAA — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với S912XDT256J1MAA (cùng hình factor và footprint) — khác nhau ở Mounting Type, Core Architecture, Flash Memory, Instruction Set Compatibility, Operating Temperature.
S912XDT256F1MAA
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
S912XET256J1MAA
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
S912XDT384J1MAG
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →S912XDT256F1VAA
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →S912XEG384AVAGR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →S912XDT256J1MAA Tỷ lệ tối đa & tính chất điện
| Product Type | 16-bit microcontroller |
| Device Family | HCS12X |
| Processor Architecture | 16-bit |
| Tần số xung maksimum | 80 MHz |
| Flash Memory | 256 KB |
| Flash Organization | 256 K x 8 bits |
| Package Type | 80-QFP |
| Package Pin Count | 80 pins |
| Package Dimensions | 14 mm x 14 mm |
| Kiểu lắp đặt | Surface mount |
| Terminal Form | Gull wing |
| Package Shape | Square |
| Supplier Identification | Rochester Electronics listing for the target MPN |
| Trạng thái RoHS | unknown |
| REACH Status | unknown |
| AEC-Q100 Status | unknown |
| Lead-Free Status | unknown |
Hướng dẫn cấu hình chân S912XDT256J1MAA square
Cấu hình chân cho S912XDT256J1MAA (square gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho S912XDT256J1MAA.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
S912XDT256J1MAA phù hợp cho 6 Áp dụngs: Automotive Body Control Module, Vehicle Sensor Interface Hub, Motor and Actuator Control, Automotive Communication Gateway, Industrial Embedded Control, Diagnostics and Test Fixture.
Automotive Body Control Module
S912XDT256J1MAA fits an automotive body-control concept that coordinates switch inputs, actuator outputs, diagnostic communication, and vehicle-network tasks. Its verified 16-bit HCS12X architecture runs up to 80 MHz, while 256 KB of flash provides embedded application storage for state machines, drivers, and communication services. The 80-QFP package exposes a comparatively large connection set for sensors, drivers, transceivers, and logic. Before release, confirm voltage range, temperature grade, transceiver integration, wake and sleep behavior, and AEC-Q100 status in the official NXP documentation.
Được đề xuất
Vehicle Sensor Interface Hub
The MCU can serve as the central controller for a vehicle sensor-interface hub when the design needs deterministic embedded control, program storage, and many package-level connections. The verified 80 MHz maximum clock supports responsive polling and control-loop software, while the 256 KB flash capacity accommodates drivers, calibration tables, diagnostics, and protocol handlers. The 80-QFP package can help organize external sensor inputs and actuator outputs, although the exact ADC channels, timers, and communication interfaces are not present in the supplied data and must be checked before schematic capture.
Được đề xuất
Motor and Actuator Control
S912XDT256J1MAA is suitable as a candidate for compact motor or actuator control logic because the verified device combines a 16-bit embedded processor, 80 MHz maximum clock, and 256 KB flash in a surface-mount 80-QFP. The processor can coordinate sequencing, fault handling, position or speed logic, and diagnostic reporting, while the large package offers numerous potential signal connections. Real deployment still requires confirmation of PWM resources, capture timers, analog channels, operating voltage, thermal limits, and automotive qualification from the manufacturer documentation.
Được đề xuất
Automotive Communication Gateway
The target MCU can be evaluated for an automotive communication gateway that translates or supervises messages between vehicle modules. The 16-bit HCS12X core and 80 MHz clock provide a basis for protocol handling and event-driven control, and the 256 KB flash can store gateway configuration, diagnostics, and network software. The 80-QFP package is useful when the gateway needs numerous interface connections, but the supplied records do not verify CAN, LIN, Ethernet, or other transceiver resources. Those interfaces, electrical levels, protection requirements, and network timing must be confirmed before selecting the part.
Được đề xuất
Industrial Embedded Control
S912XDT256J1MAA may be used in industrial embedded-control systems that require a 16-bit control processor, 80 MHz maximum performance, and 256 KB embedded flash. The same 80-QFP package can support a structured layout for digital I/O, communication transceivers, analog interfaces, and supervisory logic. Its suitability depends on the unverified operating voltage, temperature range, peripheral mix, and tool ecosystem. Industrial users should review the official electrical and environmental specifications, validate watchdog and fault behavior, and confirm that the package has adequate thermal and assembly margin.
Được đề xuất
Diagnostics and Test Fixture
The target device can serve as the controller in a production test fixture or diagnostic fixture when the system needs stored test sequences, programmable logic, and external device monitoring. Its 256 KB flash provides room for test firmware, limits, calibration data, and communication handlers, while the 16-bit architecture and 80 MHz clock support responsive sequencing. The 80-QFP footprint may be convenient where many fixture signals are needed, but exposed-pad, pinout, voltage, and timing details must be obtained from the official package and datasheet documentation.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho S912XDT256J1MAA — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | S912XDT256F1MAA | S912XET256J1MAA | S912XDT384J1MAG | S912XDT256F1VAA | S912XEG384AVAGR |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 80-QFP | 80-QFP | 80-QFP | 80-QFP candidate; verify exact package | 80-QFP candidate; verify exact package | 80-QFP candidate; verify exact package |
Bảo phân biệt quan trọng
- Higher stated clock rating than the related XET listing (vsS912XET256J1MAA)
- Explicit automotive-related variant available (vsS912XDT256F1MAA)
- Higher verified embedded flash capacity than the 384-designation site candidates (vsS912XDT384J1MAG)
Ghi chú thiết kế
Do not lay out the PCB from distributor package names alone. Download the official S912XDT256J1MAA mechanical drawing and verify the 80-QFP lead pitch, body dimensions, pin-1 orientation, courtyard, solder mask, and exposed-pad or thermal-pad arrangement. Confirm whether any center pad is electrically connected, because that affects plane isolation and assembly. After routing power, clocks, resets, debug signals, and communication interfaces, run ERC and DRC against the manufacturer symbol rather than a generic QFP library.
Validate the power tree before schematic release. The supplied results identify the MCU family and package but do not state operating voltage, I/O levels, current consumption, or absolute maximum limits. Use the official electrical table to select regulator capacity, decoupling, pullups, interface translators, and protection devices. Separate sensitive analog or clock supplies as required by the datasheet, and include bulk plus local high-frequency bypass capacitors according to the recommended application circuit.
The 80-QFP package exposes a large lead frame, but package size alone does not guarantee thermal margin. Estimate junction temperature using the actual processor activity, clock, supply voltage, ambient temperature, copper area, and board construction; compare the result with the manufacturer's thermal limits. For automotive or industrial environments, check the verified temperature grade and provide copper spreading, controlled thermal interfaces, and airflow if required. Treat all thermal calculations as estimates until validated against the datasheet and board test.
Sequence clocks, resets, debug interfaces, and communication lines according to the device requirements. Keep sensitive analog and reference routing away from high-current switching nodes, maintain short return paths, and use continuous ground planes where practical. If the system uses external memories or transceivers, review input capacitance, drive strength, impedance, and timing margins from the electrical tables. The supplied records do not verify those values, so signal-integrity conclusions must wait for the official datasheet.
Avoid treating related S912X order codes as interchangeable without checking the suffix. S912XDT256F1MAA has a related listing that calls out automotive qualification and -40 C to +125 C, while S912XET256J1MAA is shown with a 50 MHz rating in a separate result. Those differences can affect qualification, timing, temperature, lifecycle, and software support. For every proposed substitute, compare the exact pinout, memory map, peripherals, electrical limits, package drawing, and qualification documentation.
Thông tin tuân thủ
Target-specific verified results do not provide compliance declarations. A related Mouser listing identifies S912XDT256F1MAA as automotive qualified, but that does not establish qualification or compliance for S912XDT256J1MAA. Obtain current declarations from NXP or the authorized supplier.