S912XD128F2MAL-FR - 80MHz 16-Bit 128KB Flash MCU | NXP
MPN: S912XD128F2MAL-FR ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
S912XD128F2MAL-FR Overview
A microcontroller is a programmable semiconductor that integrates a processor core, memory, peripherals, and interface circuitry on one device. The S12X family belongs to the embedded-processor hierarchy and is designed for automotive and industrial control systems requiring deterministic embedded control, communication peripherals, and external signal connectivity. The device combines 16-bit processing with 128 KB of Flash and a 112-pin surface-mount package.
The verified source data identifies the device as an S12X-core MCU with 80 MHz operation, 128 KB Flash, an automotive qualification, and QFP-112 packaging. The -40°C to +125°C range supports harsh-temperature automotive environments, subject to the complete manufacturer datasheet and device qualification details. The large 112-pin package provides numerous external connections compared with smaller microcontroller packages, which can simplify access to peripheral signals but requires careful PCB layout.
The S912XD128F2MAL-FR is positioned for embedded automotive controllers, body and chassis electronics, sensor aggregation, actuator control, and other real-time control applications. Its 16-bit architecture and 80 MHz operating point are useful for interrupt-driven control loops and communication-intensive embedded tasks. The 128 KB Flash allocation provides storage for application code, while the remaining RAM, peripheral set, and electrical limits require confirmation from the official datasheet.
Because the manufacturer page identifies this part as End of Life, new production designs should confirm lifecycle status, sourcing availability, and any approved migration path with NXP before committing to a design. For an existing PCB, replacement qualification must verify package dimensions, pinout, supply voltage, clock requirements, memory organization, peripheral compatibility, and software migration requirements.
This page consolidates the verified manufacturer identity, package information, lifecycle indication, technical search terms, and sourcing context for S912XD128F2MAL-FR. It is intended to support engineering selection and RFQ planning, while clearly separating verified facts from parameters that still require datasheet confirmation.
Drop-in alternatives for S912XD128F2MAL-FR — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with S912XD128F2MAL-FR (same form factor and footprint) — differing in Package, Core Processor, Operating Temperature, Architecture, Connectivity.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
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View Datasheet →MC9S12XDQ256VPVR2
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC9S12DJ128VFUE
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View Datasheet →S912XD128F2MAL-FR Maximum Ratings & Electrical Characteristics
| Product Type | 16-bit microcontroller |
| CPU Core | S12X |
| Operating Frequency | 80 MHz |
| Flash Memory | 128 KB |
| Architecture | 16-bit HCS12X |
| Operating Temperature Range | -40°C to +125°C |
| Package | QFP-112, 20 mm x 20 mm |
| Package Type | LQFP |
| Mounting Type | Surface mount |
| Terminal Count | 112 terminals |
| Terminal Form | Gull wing |
| Qualification | Automotive qualified |
| Lifecycle Status | End of Life |
| AEC-Q100 Status | Automotive qualified; exact qualification grade not stated |
S912XD128F2MAL-FR lqfp Pin Configuration Guide
Pin configuration for S912XD128F2MAL-FR (lqfp package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for S912XD128F2MAL-FR.
Refer to the datasheet for full pin configuration.
Typical Applications
S912XD128F2MAL-FR is suitable for 6 applications: Automotive Body Control Module, Chassis and Powertrain Control, Automotive Sensor Aggregation, Actuator and Motor Control, Vehicle Communication Gateway, Industrial and Transportation Control.
Automotive Body Control Module
The S912XD128F2MAL-FR fits legacy body-control and vehicle-electronics platforms that need a 16-bit S12X core at 80 MHz, 128 KB of Flash, and operation from -40°C to +125°C. Its 112-pin LQFP package exposes substantially more signal connections than a small leaded MCU package, which can be useful when integrating switches, sensors, communication links, and driver outputs. The device should be placed only where the existing firmware, pin mapping, clocking, and peripheral configuration are already qualified. Because the manufacturer marks it End of Life, preserve the exact ordering code and validate remaining inventory before releasing a new vehicle program.
Recommended
Chassis and Powertrain Control
The 80 MHz S12X processing point and 16-bit architecture are relevant to interrupt-driven vehicle-control algorithms, actuator sequencing, diagnostic logic, and sensor fusion around a legacy powertrain or chassis controller. The verified -40°C to +125°C range makes the device relevant to harsh environments, but automotive suitability still depends on exact qualification, transient requirements, and the manufacturer’s electrical limits. The QFP-112 footprint supports a broad external interface, while its large pin count demands careful decoupling, ground-plane, and signal-routing review. Use an existing validated board revision or obtain a formal migration plan rather than substituting based only on nominal frequency and Flash capacity.
Recommended
Automotive Sensor Aggregation
The S912XD128F2MAL-FR can serve as the central controller in a legacy sensor-hub design where multiple inputs must be sampled, filtered, and routed to vehicle networks. Its 80 MHz S12X core provides computational headroom for real-time tasks, while 128 KB Flash provides room for application code. The 112-pin package provides a high pin count for sensor inputs, communications, diagnostics, and control outputs. Actual analog, communication, and I/O capabilities must be checked in the complete NXP datasheet because the supplied search results do not enumerate them. Validate input levels, timing, grounding, and watchdog behavior against the original automotive design.
Recommended
Actuator and Motor Control
The 80 MHz S12X MCU is suitable for timing-sensitive actuator-management functions in legacy automotive electronics, including relay sequencing, solenoid timing, motor-control supervisory logic, and fault reporting. The 16-bit architecture is appropriate for control tasks that benefit from efficient word-oriented processing, and the -40°C to +125°C rating aligns with demanding vehicle environments. The MCU itself does not replace power transistors, gate drivers, current sensing, or protection components. Those external functions must be sized against the verified electrical and timing data. For a replacement, pin-level continuity and peripheral mapping are essential; a nominal 128 KB Flash match alone is insufficient.
Recommended
Vehicle Communication Gateway
The S912XD128F2MAL-FR may be used in a legacy gateway architecture where a real-time controller coordinates diagnostic communication, distributed nodes, and vehicle-network traffic. The 80 MHz operating point and 128 KB Flash support embedded protocol and application code, while the 112-pin package provides numerous external interface opportunities. The supplied sources do not specify which communication peripherals are populated or their electrical limits, so the official datasheet must confirm CAN, LIN, SPI, or other interface availability before design-in. End-of-Life status makes software and hardware maintenance planning especially important, including long-term access to documentation, firmware, and qualified inventory.
Recommended
Industrial and Transportation Control
Although the verified data identifies the part as automotive qualified, its 16-bit S12X core, 80 MHz speed, 128 KB Flash, and wide temperature rating can suit transportation and industrial-control legacy platforms when the exact electrical requirements are satisfied. The QFP-112 package is practical for boards that need numerous discrete signals and external interfaces. Before adapting it to a non-automotive product, verify qualification scope, EMC requirements, supply range, clocking, and peripheral compatibility. Because the device is End of Life, new industrial designs should strongly consider an active MCU unless maintaining an existing platform is more important than lifecycle assurance.
Recommended
Recommended Products Summary
Engineering reference data for S912XD128F2MAL-FR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | S912XDG128F2MAL | MC912DG128AVPV-FR | MC9S12XDQ256VPVR2 |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| CPU Architecture | 16-bit S12X | 16-bit HCS12X | 12-bit XMASK family | 16-bit S12X family |
| Flash Memory | 128 KB | 128 KB | 128 KB-class part; exact memory map unverified | 256 KB |
| Pin Compatibility | QFP-112; complete pinout unverified | QFP-112; pin compatibility unverified | Pin compatibility unverified | Pin compatibility unverified |
Key Differentiators
- Established 16-bit S12X control platform at 80 MHz (vs MC912DG128AVPV-FR)
- Exact 128 KB Flash headline capacity for legacy firmware fit (vs MC9S12XDQ256VPVR2)
- Automotive-qualified identity in the manufacturer listing (vs S912XDG128F2MAL)
Design Notes
The QFP-112 package requires a footprint and land pattern based on the official NXP package drawing, not only the reported 20 mm x 20 mm body size. Preserve pin-1 orientation, pad numbering, solder-mask clearance, and thermal or exposed-pad requirements exactly as specified by NXP. Because pinout details were not included in the verified data, do not release a PCB footprint or autorouted library symbol until the complete package drawing has been checked.
For an automotive control application, estimate junction temperature from the actual switching loss, ambient temperature, package thermal resistance, copper area, and board construction. Estimated: the device dissipation is the supply voltage multiplied by device current minus output-related savings where applicable, but no current, voltage, or thermal-resistance values were supplied for this part. Obtain those datasheet values before selecting copper, cooling, or a replacement; do not substitute a calculation based on an assumed 80 MHz clock.
The most serious replacement mistake is treating the matching QFP-112 package, 80 MHz frequency, and 128 KB Flash headline as proof of pin compatibility. The S12X instruction model, memory map, clocking, peripheral assignments, supply pins, programming interface, and automotive qualification must all be compared. Since S912XD128F2MAL-FR is End of Life, retain the original datasheet, firmware, test records, and a controlled inventory plan before making any last-time-buy decision.
Route high-current and high-speed clock or communication signals away from sensitive analog and sensor inputs, and maintain a continuous return path beneath signal routes. Place required decoupling and bulk capacitors according to the official application and layout guidance. The supplied data does not specify pin names, power rails, or recommended capacitor values, so those details must be taken from the manufacturer datasheet rather than inferred from the 112-pin package.
For vehicle or industrial control, evaluate conducted and radiated emissions with the complete external power stages, protection networks, clocks, and switching loads. The S12X clock and peripheral activity can interact with external drivers even when the MCU itself is not the primary switching element. Use the manufacturer’s recommended layout and filtering practices, and verify emissions and immunity on final hardware because the supplied search data does not contain EMC limits or test results.
Compliance Information
The manufacturer result describes the part as automotive qualified, but the supplied data does not explicitly provide RoHS, REACH, AEC-Q100 grade, lead-free, halogen-free, or conflict-minerals statements. Compliance status must be confirmed from current NXP documentation and the exact ordering code.
