Circuitos Integrados

S29GL256S90TFI010

S29GL256S90TFI010 - 256Mb 3V Parallel NOR Flash 90ns | Infineon

The Infineon S29GL256S90TFI010 is a 256 Mbit (32 MB) parallel NOR Flash memory device built on 90 nm MirrorBit Eclipse process technology, housed in a 56-pin TSOP Type I package. It features a 3.0 V core supply, 90 ns initial random access time, and a 512-byte (32-word) write buffer for high-throughput programming operations. The device is organized as 16M words x 16 bits and supports parallel (asynchronous) interface with page-mode burst reads for accelerated sequential access. A NOR Flash (Not-OR Flash) is a non-volatile memory technology characterized by fast random read access, byte-level programmability, and execute-in-place (XIP) capability, allowing a host processor to run code directly from the array without shadow-RAM. Within the memory hierarchy, NOR Flash sits above NAND Flash for read speed and below SRAM/DRAM for write endurance, making it ideal for boot ROM, firmware storage, and embedded code repositories where deterministic access latency matters more than raw density per dollar. Key features include a sector architecture of 128 KB uniform sectors, hardware sector protection via WP#/ACC pins, and 100K endurance cycles per sector with 20-year data retention. The asynchronous parallel interface supports 16-bit word reads, while the page-mode buffer accelerates sequential reads within 16-word pages. The device operates over -40C to +85C industrial temperature range and supports JEDEC-standard command set compatibility. The S29GL256S90TFI010 leverages Cypress/Infineon's proprietary MirrorBit Eclipse cell, which stores two bits per transistor using charge-trapping, doubling density versus single-bit NOR. Combined with the 90 ns tACC and the embedded write buffer, the part achieves sustained program throughput comparable to older generation parallel NAND while preserving byte-erase granularity for boot/firmware use. Typical applications include automotive infotainment boot ROM, industrial PLC firmware storage, networking router bootloaders, point-of-sale terminals, medical device firmware, and any embedded system requiring XIP code execution. Its 56-pin TSOP footprint is widely adopted in legacy and new designs, easing PCB migration between Infineon density points (128, 256, 512 Mb) within the same S29GL-S family. When designing with this device, ensure the host MCU/FPGA supplies a 3.0 V-3.6 V VCC and a stable VIO; the WP# pin must be tied high to disable hardware protection, or driven by the host for boot-mode selection. Decoupling: 0.1 uF ceramic + 4.7 uF bulk near VCC pin 1 are recommended to suppress VCC droop during sector erase pulses. Always sequence RESET# before CE# transitions per the JEDEC command-set diagram in the datasheet to avoid spurious writes. This page synthesizes distributor pricing, drop-in alternatives from the Infineon GL-S family and competing Micron/Winbond/Macronix parts, and practical design notes that go beyond raw spec repetition found on manufacturer datasheets.

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S32K146

S32K146 - 112MHz Cortex-M4F 1MB Flash MCU | NXP | Automotive

The NXP S32K146 is a 32-bit Arm Cortex-M4F based microcontroller from the S32K1xx family, operating at up to 112 MHz with 1 MB of flash memory, CAN FD, FlexIO, and CSEc hardware security, targeted at general-purpose automotive and high-reliability industrial applications. What is an automotive MCU? An automotive microcontroller is a specialized IC that manages electronic control units (ECUs) in vehicles, handling engine control, body electronics, and gateway communication. Automotive MCUs must meet stringent reliability, temperature, and safety requirements, typically certified to standards like AEC-Q100. Within the embedded processor hierarchy, the S32K146 sits as a general-purpose MCU for automotive body and gateway applications. Key features include a 112 MHz Arm Cortex-M4F core with single-precision floating-point unit (FPU), 1 MB of program flash, 128 KB of SRAM, multiple FlexCAN modules supporting CAN FD, FlexIO for flexible serial protocol emulation, and CSEc hardware security for secure key storage and cryptographic operations. The device supports low-power modes for energy-efficient operation. Technically, the S32K146 is built on a 40nm process balancing performance and power efficiency. It includes a memory protection unit (MPU) and error-correcting code (ECC) on both flash and SRAM for enhanced reliability. The MCU operates from a 2.7V to 5.5V supply and from -40C to +125C ambient, suitable for under-hood automotive environments. Available packages include LQFP-64, LQFP-100, and LQFP-144, enabling scalability within the S32K1xx family. Typical applications include automotive body control modules, gateway modules, industrial automation controllers, and HVAC/blower control. CAN FD support enables high-speed in-vehicle networking with payloads up to 64 bytes, while FlexIO emulates UART, SPI, I2C, and other serial protocols without CPU overhead. When designing with the S32K146, use the S32K1xx reference manual for register details and the S32 Design Studio IDE for development. Ensure proper decoupling and power supply sequencing; note that S32K146 consumes approximately 10% more power than the S32K144 in both run and low-power modes, affecting thermal design.

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S32K344

S32K344 - 160MHz Arm Cortex-M7 MCU | NXP | Automotive

The NXP S32K344 is a 32-bit Arm Cortex-M7 based microcontroller from the S32K3 family, designed for automotive and industrial applications requiring functional safety and security. It operates over a voltage range of 2.97 V to 5.5 V and an ambient temperature range of -40 °C to 125 °C for all power modes. The device features a single Arm Cortex-M7 core running at up to 160 MHz (with a maximum frequency of 320 MHz in some variants), delivering 2.14 DMIPS/MHz. It is available in a 172-pin High-Density Quad Flat Package (HDQFP) and a 257-ball BGA package, with 4 MB of flash memory and 512 kB of RAM. An Arm Cortex-M7 is a high-performance 32-bit processor core based on the Armv7-M architecture, featuring a 6-stage pipeline, branch prediction, and a floating-point unit (FPU). It is widely used in microcontrollers for applications requiring significant processing power, such as real-time control, digital signal processing, and machine learning at the edge. The S32K344 integrates this core with a rich set of peripherals, including CAN FD, Ethernet, QSPI, and a Hardware Security Engine (HSE), making it suitable for automotive body electronics, gateway modules, and industrial control systems. Key features of the S32K344 include dual-core lockstep configuration for ASIL-D functional safety, a Hardware Security Engine (HSE) for secure boot and key management, and support for firmware over-the-air (FOTA) updates. The device also offers a comprehensive set of communication interfaces, including Ethernet, CAN FD, LIN, SPI, I2C, and UART, along with advanced analog and timer peripherals. The S32K344 is designed to meet ISO 26262 functional safety requirements, with safety mechanisms such as ECC on memories, clock and voltage monitoring, and a lockstep core option. The S32K344 is built on NXP advanced process technology, offering low power consumption and high reliability. It includes a memory protection unit (MPU), a DMA controller for efficient data transfer, and a flexible clocking scheme with internal and external oscillators, plus multiple low-power modes for battery-powered designs. Typical applications for the S32K344 include automotive body control modules, gateway modules, battery management systems, and industrial automation controllers. Its combination of performance, safety, and security makes it ideal for applications requiring real-time control and secure communication. The S32K344 is supported by NXP S32 Design Studio IDE, AUTOSAR-compliant drivers, and a comprehensive SDK. When designing with the S32K344, place 100 nF decoupling capacitors close to each power pin and a bulk capacitor on the main supply. For functional safety applications, enable the lockstep mode and configure safety mechanisms per ISO 26262 guidelines.

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S3F8S7BXZZ-TW8B

S3F8S7BXZZ-TW8B - 8-bit MCU, 64KB Flash, 80-TQFP | Zilog

The Zilog S3F8S7BXZZ-TW8B is an 8-bit SAM88RC microcontroller from the S3F8S family, packaged in an 80-pin TQFP, featuring a Z8-compatible CPU core, 64 KB of on-chip Flash program memory, and an extensive set of integrated peripherals for embedded control applications. Key features of the S3F8S7B family include a Z8-compatible CPU that delivers a fast and efficient register-oriented architecture, 64 KB of Flash memory for program storage, RAM for data operations, and a sophisticated interrupt controller that supports fast context switching. The integrated peripherals typically include multiple timers/counters, a UART, an A/D converter, GPIO, and PWM channels, allowing the device to consolidate many discrete analog and digital functions onto a single chip and reduce overall BOM cost. Typical applications for this MCU include home appliance control (washing machines, microwave ovens, induction cookers), industrial motor control, HVAC control panels, security alarm panels, remote controllers, and consumer electronics that require a small, low-cost 8-bit controller with ample Flash for feature-rich firmware. The 80-pin TQFP package provides sufficient I/O for multi-segment LCD driving or keypad scanning without external I/O expanders. The SAM88RC architecture is a well-known 8-bit core in the legacy embedded market, and Zilog continues to support this family with stable toolchains and a stable long-term supply. The combination of 64 KB Flash and the Z8-compatible ISA makes this MCU a familiar migration target for engineers replacing obsolete 80C51 or other legacy 8-bit designs.

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S4P761APZQRRB

S4P761APZQRRB - Texas Instruments IC | Prototype/Early Sample Part | Texas Instruments

The Texas Instruments S4P761APZQRRB is an unclassified Texas Instruments integrated circuit (IC) listed under the brand's miscellaneous or prototype/early-sample category. The part number suffix "ZQRRB" follows Texas Instruments' standard packing and reel conventions (Z = prototype/early sample indicator, Q = automotive-friendly tape orientation, RRB = reel/tape configuration), and the device is shipped in industry-standard tape-and-reel packaging for surface-mount assembly. According to distributor data, the part is marked RoHS-compliant and lead-free, indicating compliance with current environmental directives for hazardous substance restriction. An unclassified integrated circuit from a major semiconductor manufacturer like Texas Instruments typically refers to a custom, application-specific, or proprietary part developed for a specific customer or program. Such parts may be microcontroller variants, custom logic devices, power-management ICs, or interface ICs that have not been publicly released with a full datasheet. When a part is labeled "PROTOTYPE" or appears without published specifications on TI.com, it generally indicates a sample, qualification unit, or pre-production device supplied under a non-disclosure agreement or for engineering evaluation only. These parts share the same quality standards as production silicon but are not intended for high-volume open-market distribution. Key documented features for the S4P761APZQRRB include RoHS compliance per Kynix distributor data, lead-free terminal finish, and standard tape-and-reel packaging compliant with surface-mount assembly lines. The part uses Texas Instruments' standard carrier tape orientation, supporting automated pick-and-place equipment in OEM and EMS manufacturing environments. No public electrical specifications (voltage, current, frequency, or memory size) are available for this MPN through standard distributor channels or on the TI public product page. For prototype or sample parts, designers typically engage with Texas Instruments' field application engineers or authorized distributors to obtain confidential datasheets under NDA. The S4P761APZQRRB should not be confused with production-grade catalog parts from TI's open portfolio. Lifecycle status for prototype parts is generally designated as "last time buy" or active within the original program; volume availability to the open market is typically limited and not guaranteed. Typical procurement channels for prototype parts like the S4P761APZQRRB include authorized Texas Instruments distributors and direct manufacturer engagement. Buyers should confirm qualification status, MSL (Moisture Sensitivity Level), and solder reflow profile before assembly. Given the scarcity of public specifications, the part is recommended only for designs that have already been validated against the confidential datasheet or that are part of an existing reference design. When designing with prototype or unclassified parts, always cross-check the bill of materials against TI's authorized part number database before placing a production order, since unclassified parts may be subject to change or discontinuation without standard end-of-life notice. RoHS and lead-free compliance are documented; reach, halogen-free, and conflict-mineral status should be verified with TI directly for this part number.

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S5LS10106ASPGEQQ1

S5LS10106ASPGEQQ1 - Hercules TMS570 Cortex-R4F MCU 1MB Flash 144LQFP | TI

The Texas Instruments S5LS10106ASPGEQQ1 is a 16/32-bit ARM Cortex-R4F Flash microcontroller from TI's Hercules TMS570 family, housed in a 144-pin LQFP (20x20 mm) package qualified to AEC-Q100 for automotive safety applications. It integrates 1 MB of Flash program memory (organized as 1M x 8), 128 KB of on-chip SRAM, and runs at a maximum CPU clock of 140 MHz. The device operates from a dual 1.5 V core / 3.3 V I/O supply rail and offers 68 general-purpose I/O pins, three MibSPI controllers (each with four chip selects), two SCI / UART channels, two CAN controllers, and a 12-bit ADC. A microcontroller (MCU) is a single-chip programmable computer that integrates a CPU core, memory (Flash for program storage, SRAM for working data), and a rich set of on-chip peripherals (timers, ADC, communication controllers). Cortex-R4F is ARM's real-time, fault-tolerant core architecture, aimed at safety-critical systems. The Hercules TMS570 line wraps the Cortex-R4F with ECC-protected Flash, parity/ECC on SRAM, dual Cortex-R4F lockstep (on certain siblings), a built-in Memory Protection Unit, and a windowed watchdog, positioning it as a safety MCU within the broader power management / domain controller hierarchy in modern vehicles. Key features include 1 MB ECC Flash, 128 KB ECC SRAM, lockstep-friendly Cortex-R4F core, hardware CRC, 32-bit timers, an external-clock ECLK output, and a wide operating temperature range of -40C to +125C that satisfies automotive under-the-hood requirements. Three MibSPI ports with up to four chip selects each accelerate communication with external sensors and power-converter peripherals, while two CAN controllers support legacy automotive network integration. Typical applications include automotive brake systems (ABS/ESC), electric power steering (EPS), airbag ECU, battery management systems (BMS), body and chassis ECUs, industrial safety PLCs, and railway signaling controllers. The 144-LQFP package exposes enough I/O for multi-channel sensor aggregation and redundant actuator drive. Design consideration: AEC-Q100 qualification means this part has been characterized across automotive temperature profiles; designers should still apply the same PCB layout hygiene as for any high-speed MCU - decoupling within 1-2 mm of each supply pin, a solid ground plane under the 144-LQFP paddle and short traces to the high-speed oscillator. While the S5LS10106AS variant is a feature node, the S5LS20206AS sibling in the same family doubles flash/RAM. This page synthesizes Hercules TMS570 family positioning, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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S908GR32AH0CFAER

S908GR32AH0CFAER - 8-Bit 8MHz 32KB MCU | NXP

The NXP Semiconductors S908GR32AH0CFAER is an 8-bit HC08/S08 microcontroller operating at 8 MHz, with 32 KB of flash memory and a 48-LQFP 7 x 7 mm package. It is identified by distributor listings as an automotive-qualified general-purpose device with consumer and industrial positioning. A microcontroller is a programmable semiconductor that integrates a CPU core, nonvolatile program memory, data memory, and peripherals into one device. The HC08/S08 architecture provides a compact control platform for embedded products, where a controller must read inputs, execute firmware, control outputs, and manage system timing without a separate processor. In the power hierarchy, this device is a microcontroller IC, not a voltage regulator or power-management component. The supplied distributor data identifies the core as HC08, the word length as 8 bits, the maximum clock as 8 MHz, and flash storage as 32 KB organized as 32K x 8. The device also carries automotive qualification language in a distributor datasheet listing. Its 48-LQFP package provides a higher pin count than common small-outline packages and is suitable for systems requiring multiple external connections. The S908GR32AH0CFAER is positioned for general-purpose embedded control, automotive-oriented electronics, consumer equipment, and industrial products. Typical designs would use it for sensor acquisition, actuator control, keyboard or interface management, and low-to-medium-complexity automation. The exact peripheral set, RAM capacity, pin functions, electrical limits, and programming details require confirmation from the manufacturer datasheet before final hardware design. The principal design consideration is to verify the complete 48-pin pinout, power requirements, clocking, and peripheral multiplexing against the official documentation. Because the provided search results identify a 48-LQFP package, PCB layout and assembly must match the exact land pattern and pin numbering. Firmware should also be checked against the intended HC08/S08 toolchain and memory map. This page combines verified distributor specifications, package and application context, sourcing links, and explicit data gaps. It does not infer unreported RAM, GPIO, timer, communication, or electrical specifications. Confirm manufacturer documentation, lifecycle status, and qualification details before committing a production design.

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S908GR8E0CDWE

S908GR8E0CDWE - 8-bit HC08 MCU, 8KB Flash, 8MHz | NXP / Freescale

The NXP (formerly Freescale) S908GR8E0CDWE is an 8-bit HC08 microcontroller with 7.5 KB of Flash program memory and an 8 MHz CPU core, housed in a 28-pin SOIC package and qualified to operate from -40 °C to +85 °C for automotive-grade applications. It is a member of the low-cost, high-performance M68HC08 Family of 8-bit microcontroller units (MCUs), originally derived from the legacy MC68HC08G line. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash/RAM), and peripherals on one silicon die. Within that hierarchy, this part is a Flash-based HC08 core MCU. The HC08 is a CISC-style 8-bit architecture from the M68HC08 family, widely used in simple control loops, automotive body electronics and low-cost consumer devices where deterministic interrupt response and ease of programming matter more than raw MIPS. HC08 sits in the broader taxonomy of microcontrollers -> microprocessors -> semiconductors. Key features include 7.5 KB of on-chip Flash (8 KB less the option-trim region used by some HC08 derivatives), an internal 8 MHz bus clock source, an automotive operating temperature window of -40 °C to +85 °C, and a 28-pin SOIC plastic package suitable for surface-mount assembly on standard 1.27 mm SOIC footprints. The part supports the standard M68HC08 instruction set and on-chip peripherals such as timers, I/O ports and an SCI. From an architectural standpoint, the part uses a von Neumann bus with the M68HC08 instruction set, BCD arithmetic and bit-manipulation instructions that simplify port I/O. Its on-chip oscillator trims via a background mode and supports user-mode Flash programming. The combination of integrated timers, an analog comparator on similar HC08GR family members and external interrupts makes the device usable as a single-chip solution for small closed-loop control tasks. Typical applications include automotive body controllers, sensor signal conditioning nodes, simple HVAC damper actuators, low-cost industrial timers and home-appliance controllers. In most reference designs the S908GR8E0CDWE is paired with a CAN or LIN transceiver for in-vehicle networking, or with a small EEPROM for non-volatile parameter storage. When designing with this device, ensure the supply rail decoupling uses at least one 100 nF X7R close to the VDD pin plus a 10 µF bulk cap, and respect the 5.5 V absolute maximum on VDD. Program the Flash from a clean VDD ramp to avoid spurious mass-erase events. This page synthesizes distributor pricing, drop-in alternatives and practical design notes not found in the manufacturer datasheet.

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S908QY4E0CDWER

S908QY4E0CDWER - 8-bit HC08/S08 MCU 4KB Flash | NXP

The NXP (formerly Freescale) S908QY4E0CDWER is an 8-bit microcontroller from the HC08/S08 family with 4 KB of Flash program memory, designed for cost-sensitive embedded control applications. Housed in a SOIC-16 wide-body (DW) package with tape-and-reel packaging, this part integrates the S08 CPU core, on-chip debug support, and the standard QY-series peripheral set including timers, ADC, and serial interfaces. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash/RAM), and I/O peripherals. Within the taxonomy, this part sits at: 8-bit MCU -> microcontroller -> embedded controller -> integrated circuit -> semiconductor. The HC08/S08 architecture is one of the longest-lived 8-bit MCU families in the industry, originally developed by Motorola/Freescale (now NXP), known for deterministic behavior, low noise memory, and ultra-low-power modes suited to battery-powered and industrial designs. Key features of the S908QY4E0CDWER include 4 KB of Flash program memory, 128 bytes of RAM, an internal bus clock capable of supporting 8 MHz CPU operation, multiple low-power stop and wait modes, and a 10-channel 10-bit successive-approximation ADC. The wide-body SOIC-16 package provides ease of hand-soldering and is compatible with hobbyist and industrial through-hole-to-SMD adapter workflows. The -E0 mask suffix identifies the specific silicon revision, and the -ER suffix in the data confirms tape-and-reel packaging orientation for high-volume assembly. The S08 core uses a von Neumann-style architecture with a unified address space, simplifying C compiler code output. On-chip peripherals are memory-mapped, and the background debug module (BDM) allows non-intrusive in-circuit programming and debugging using a single-wire interface, which reduces pin count on the target board. The internal oscillator with trim capability eliminates the need for an external crystal in many applications, reducing BOM cost. Typical applications include appliance control boards, automotive body electronics (non-safety), battery-powered sensor nodes, consumer white goods, simple motor control via PWM, and industrial control modules. The wide SOIC-16 package is often selected for prototyping and educational platforms because it is easy to handle and breadboard-compatible with SOIC-to-DIP adapters. When designing with the S908QY4E0CDWER, ensure decoupling capacitors (typically 100 nF) are placed as close as possible to the VDD/VSS pin pairs. For applications requiring deterministic interrupt latency, configure the IRQ vector table to place high-priority ISRs at low vector addresses. If using the internal clock source, calibrate the ICG (internal clock generator) trim value to compensate for temperature drift. This page synthesizes distributor stock data, parametric comparison with HC08/S08 family members, and practical design guidance drawn from NXP application notes that is not consolidated in the standalone manufacturer datasheet.

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S912XD128F2MAL

S912XD128F2MAL - 16-bit HCS12X MCU, 128KB Flash | NXP

The NXP S912XD128F2MAL is a 16-bit automotive microcontroller built on the HCS12X CPU core, integrating 128 KB of Flash and operating up to 80 MHz in a 112-pin LQFP package. It is designed for automotive body and chassis applications requiring deterministic real-time control and CAN connectivity, qualified over -40 °C to +125 °C. The HCS12X core is upward-compatible with the legacy HCS12 instruction set, supporting advanced indexed addressing, an enhanced instruction queue, and an interrupt model identical to HCS12, enabling easy migration of existing S12 firmware. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, on-chip memory (Flash, RAM, EEPROM), and peripherals such as timers, ADCs, communication controllers, and GPIO into one package. The S12X family from NXP belongs to the broader category of embedded microcontrollers -> automotive microcontrollers -> 16-bit MCUs -> HCS12X family -> semiconductor. Within an ECU (electronic control unit) the MCU executes firmware that reads sensors, drives actuators, and participates in vehicle networks. Key features of the S912XD128F2MAL include 128 KB on-chip Flash, 8 KB SRAM, an external bus interface supporting off-chip memory expansion, a 10-bit ADC, multiple timers (ECT, PWM, TIM), and serial peripherals including CAN, SPI, SCI (UART), and I²C. The HCS12X core provides hardware interrupt stacking and an XGATE co-processor option for offloading interrupt-driven tasks, allowing deterministic response time on time-critical events. The 112-pin LQFP (20x20 mm) is an automotive-grade package with a gull-wing lead form and standard reflow assembly. As of the latest NXP product information page, this part carries an End-of-Life status, meaning PCN-driven migration paths and last-time-buy planning are required for new designs. Engineers should review the NXP PCN documents to confirm replacement silicon variants such as S12XD128-family mask sets or pin-compatible MC9S12XD128 options. Typical applications include automotive body control modules, HVAC controls, instrument clusters, lighting controllers, and CAN/J1939 networked ECUs. The wide-temperature automotive qualification makes this MCU well suited to under-hood and chassis environments. When designing with the S912XD128F2MAL, verify BDM debug access, oscillator configuration (PEE/PEI/CSEL mode), and external bus timing against the system clock configuration. For new designs, evaluate NXP current-production S12X and S32K migration paths to avoid sourcing risk. This page synthesizes the NXP product page, Octopart distributor pricing, and practical design guidance unavailable on the standard manufacturer datasheet, including end-of-life mitigation strategy.

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S912XD128F2MAL-FR

S912XD128F2MAL-FR - 80MHz 16-Bit 128KB Flash MCU | NXP

The NXP Semiconductors S912XD128F2MAL-FR is an automotive-qualified 16-bit S12X microcontroller operating at 80 MHz, with 128 KB of Flash memory, in a 112-pin LQFP package. It supports the S12X core architecture and is associated with a -40°C to +125°C operating-temperature range. 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.

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S912XD128F2VAL

S912XD128F2VAL - 16-bit S12X MCU, 128KB Flash, 80MHz, LQFP-112

The NXP Semiconductors S912XD128F2VAL is a 16-bit automotive-qualified microcontroller built around the HCS12X CPU core, offering 128 KB of on-chip Flash program memory, 8 KB of Data RAM, and a maximum CPU clock of 80 MHz, all housed in a 112-pin LQFP (LQFP-112) surface-mount package with gull-wing leads. The device operates across an industrial/automotive temperature range of -40 °C to +105 °C and is qualified to the AEC-Q100 automotive standard, making it suitable for under-hood and body-electronics applications where thermal stress and reliability requirements are stringent. A microcontroller (MCU) is an integrated circuit that combines a CPU core, program memory (Flash/ROM), working memory (RAM), and a rich set of programmable peripherals such as timers, ADC, PWM, SCI/SPI/I2C communication blocks, and GPIO into a single chip. MCUs sit at the top of the embedded-control hierarchy: sensor → signal conditioning → MCU → actuator/driver, executing firmware that interprets sensor inputs and drives outputs in real time. Within NXP's portfolio, the S12X family extends the classic HCS12 instruction set with an enhanced index-addressing mode, additional instructions, and an instruction queue, while remaining object-code compatible with older HCS12 designs to protect existing firmware investments. Key features of the S912XD128F2VAL include a 16-bit HCS12X core with interrupt stacking that matches the HCS12 programmer's model, an instruction queue for improved throughput, and an enhanced indexed-addressing mode that accelerates table lookups and pointer math. The 112-pin LQFP provides abundant I/O for body-controller, gateway, and chassis sub-system designs, and the automotive-grade qualification supports deployment in passenger-vehicle electronic control units. Architecturally, the S12X core pairs a 16-bit ALU with an instruction pipeline and queue that allows the next opcode to be fetched while the current one is still executing, effectively boosting sustained throughput versus the original HCS12. On-chip peripherals typically include multiple SCI (UART) ports, SPI, I2C, CAN, PWM channels for motor and lighting control, a 10- or 12-bit ADC for sensor reading, and a 16-bit counter/timer block, all clocked from an internal PLL that derives 80 MHz from an external resonator. Typical applications include automotive body controllers, climate/HVAC modules, instrument clusters, lighting controllers, and CAN/LIN gateways; the wide temperature range also suits industrial PLCs and building-automation controllers where a rugged 16-bit MCU is preferred over an 8-bit device. When designing with this part, verify that your firmware budget fits within 128 KB of Flash and that RAM usage stays below 8 KB; if the application grows, consider the pin-compatible S912XD256F2VAL or S912XD512F2VAL with larger memory but identical LQFP-112 footprint. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes that complement - rather than restate - the manufacturer datasheet.

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S912XD256J1MAA

S912XD256J1MAA - 16-Bit 80MHz 256KB MCU | NXP

The NXP S912XD256J1MAA is a 16-bit HCS12X embedded microcontroller rated at up to 80 MHz, with 256 KB of flash memory organized as 256K x 8 and an 80-lead QFP package measuring 14 x 14 mm. It is positioned for automotive-temperature embedded control applications that require deterministic processing, substantial embedded program storage, and a conventional gull-wing surface-mount footprint. A microcontroller is a programmable semiconductor that integrates a processor core, memory, peripherals, and interface blocks into one embedded-control component. The S912XD256J1MAA belongs to the HCS12X family and sits within the broader hierarchy of embedded processors and controllers, microcontrollers, and semiconductors. Its 16-bit architecture and 256 KB flash configuration provide a useful balance between code capacity and real-time control capability for automotive electronics. Verified distributor information identifies the device as an HCS12X microcontroller with a 16-bit CPU, 80 MHz maximum listed frequency, 256 KB flash memory, and an 80-QFP 14 x 14 mm package. The J1MAA ordering suffix is associated in distributor data with an automotive temperature grade. Additional electrical details such as supply voltage, RAM, EEPROM, peripheral mix, and temperature limits were not supplied in the verified dataset and therefore require confirmation from the manufacturer documentation before schematic capture. The 80-lead QFP package provides more external connection capacity than a small dual in-line package and supports integration with external memory, communications circuitry, sensors, actuators, and interface transceivers. Compared with a smaller microcontroller package, its 14 x 14 mm footprint offers many more available I/O and bus connections, but it also demands careful escape routing, adequate assembly clearance, and a larger land pattern on the printed circuit board. Typical uses include body, chassis, powertrain-adjacent, motor-control, vehicle-network, sensor-conditioning, and industrial embedded-control platforms where legacy software investment and 16-bit processing are important. The part should be selected only after confirming exact peripheral compatibility, memory map, clock configuration, electrical limits, and software-device identity through the authoritative HCS12X documentation. A practical design constraint is that software migration cannot be judged from clock speed alone. Engineers should verify controller revisions, peripheral modules, interrupt vectors, pin multiplexing, flash wait states, and toolchain support before committing to a redesign. This page combines verified distributor facts, sourcing context, and selection guidance while clearly separating parameters that still require manufacturer-datasheet confirmation.

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S912XD64F2VAA

S912XD64F2VAA - 80MHz S12X MCU, 64KB Flash | NXP | Automotive

The NXP Semiconductors S912XD64F2VAA is a 16-bit HCS12X automotive-qualified microcontroller operating at up to 80 MHz, with 64 KB of flash program memory and 59 I/O pins in an 80-pin QFP package. Its -40°C to +105°C temperature range and integrated CAN bus, I²C, SCI, SPI, PWM, watchdog, low-voltage detection, and power-on reset peripherals suit demanding automotive and industrial-control systems. A microcontroller is an integrated semiconductor device that executes firmware, reads sensor inputs, controls actuators, and coordinates communication between electronic subsystems. The HCS12X architecture remains upward-compatible with the HCS12 instruction set while adding enhanced indexed addressing, an enhanced instruction set, interrupt stacking, and a programmer's model compatible with HCS12. Within the system hierarchy, this MCU combines real-time control, data processing, and serial communications in one device. The principal verified features are an 80 MHz maximum clock, 64 KB x 8 flash memory, 59 I/O pins, and an 80-pin QFP package. The listed connectivity includes CANbus, I²C, SCI, and SPI, while the peripheral set includes pulse-width modulation, a watchdog timer, low-voltage detection, and power-on reset. These resources reduce the need for external interface devices in body, vehicle, and industrial-control designs. Its 16-bit HCS12X core is designed for embedded control rather than host-class computing. The 64 KB flash budget provides room for application firmware, while 1 KB of EEPROM supports nonvolatile data storage. The MCU's mix of serial interfaces supports sensor networking, actuator control, diagnostics, and communication with external transceivers or modules. Typical uses include automotive body and chassis control, engine-adjacent control systems, industrial automation equipment, CAN-connected controllers, data-acquisition systems, and embedded motor-control platforms. The -40°C to +105°C range is especially relevant where components must operate across extended automotive thermal conditions. Designers should verify clock, memory, peripheral, reset, and pin assignments against the manufacturer datasheet before schematic capture. QFP-80 assembly also requires adequate PCB routing space, pin-1 identification, solderability planning, and thermal-conduction design. Because NXP identifies the part as end of life, long-term availability and legacy-system continuity should be confirmed before new production commitments. This page consolidates the verified manufacturer and distributor findings, distinguishes lifecycle risk from electrical suitability, and provides engineering-oriented selection guidance. It does not infer missing electrical limits or claim an unverified drop-in replacement where the available cross-reference evidence does not establish pin compatibility.

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S912XDG128F2MAA

S912XDG128F2MAA - 16-bit HCS12X MCU 128KB Flash 80MHz QFP-80 | NXP

The NXP Semiconductors S912XDG128F2MAA is a 16-bit HCS12X family microcontroller featuring a CISC S12X core running at 80 MHz, 128 KB of Flash program memory, 12 KB of RAM, and a 4 KB EEPROM, housed in an 80-pin QFP (PQFP-80, 14x14 mm) surface-mount package. An HCS12X microcontroller is a 16-bit CISC MCU that extends the legacy HCS12 instruction set with an instruction queue, enhanced indexed addressing, an extended instruction set, and a fully HCS12-compatible interrupt stack and programmer's model. S12X parts integrate a peripheral co-processor (XGATE) on higher-end variants and target automotive body, chassis, and powertrain applications where deterministic interrupt latency and CAN connectivity are required. They sit within the broader taxonomy: microcontroller -> embedded MCU -> automotive-qualified MCU -> 16-bit CISC MCU -> HCS12X family. Key specifications include a 2.5V/5V supply interface, 59 programmable I/O lines, on-chip LVD, POR, PWM and watchdog timers, and a connectivity block combining CANbus, I2C, SCI, and SPI. The part is rated for the automotive -40C to +125C ambient operating range and ships in a PQFP-80 tray. Lifecycle status is End of Life / Not For New Designs per the NXP product page, so it is being sourced from authorized distributors and authorized aftermarket suppliers such as Rochester Electronics for existing designs. The S912XDG128F2MAA combines a von-Neumann core with Harvard-style bus structures for the XGATE co-processor on related derivatives, enabling efficient DMA-style peripheral transactions. The 80 MHz bus clock and 128 KB Flash support complex state machines and LIN/CAN gateway stacks typical of body control modules. Typical applications include automotive body control modules, HVAC and instrument cluster controllers, CAN/LIN gateways, industrial PLCs, and safety-critical sensor interfaces that require AEC-Q100 grade 0 (or higher) qualification. The wide temperature range also suits under-hood and chassis-mounted ECUs. When designing in this part, confirm supply longevity with your NXP field representative: as an EOL/Not-For-New-Designs component, plan last-time-buy volumes and verify second-source alternatives such as S912XEG128MAA or S912XEQ384J3CALR that share the QFP-80 footprint. Allow generous input-bulk capacitance because the integrated LVD/POR block does not substitute for board-level decoupling of the 2.5V and 5V rails. This page consolidates distributor pricing, automotive-grade and cross-reference drop-in alternatives, and design notes not found in the standalone NXP datasheet to support both new engineering decisions and EOL procurement planning.

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S912XDG128F2MAL

S912XDG128F2MAL - 16-bit 80MHz 128KB MCU | NXP | Automotive

The NXP Semiconductors S912XDG128F2MAL is a 16-bit HCS12X automotive microcontroller with a 128KB (128K x 8) Flash, 12KB RAM, 80MHz bus performance, and 91 general-purpose I/O lines, housed in a 112-pin LQFP (20x20 mm) surface-mount package. A microcontroller unit (MCU) is a single integrated circuit that combines a processor core, program memory (Flash), data memory (RAM), and peripherals such as timers, serial interfaces, and ADCs into one chip. Within the powertrain and body-electronics hierarchy, the MCU sits at the center of the electronic control unit (ECU), orchestrating sensors, actuators, and communication buses. The HCS12X family extends NXP's (formerly Freescale Semiconductor) widely adopted HCS12 architecture with an enhanced instruction set and a co-processor (XGATE) concept for concurrent I/O processing. Key features of the S912XDG128F2MAL include the 16-bit HCS12X CISC CPU that is upward compatible with the HCS12 instruction set, identical interrupt stacking and programmer's model, an instruction queue, enhanced indexed addressing, and an enhanced instruction set. Automotive qualification (AEC-Q100), a -40 to +125 degC operating range, and a 2.5V/5V supply regime make it suitable for harsh vehicle environments. Architecturally, the device belongs to the S12X DG sub-family, pairing 128KB of on-chip Flash with 12KB of RAM. The enhanced core executes from a queue that smooths bus bandwidth, while upward HCS12 compatibility allows existing code bases to migrate with minimal changes - an important benefit for long-lifecycle automotive platforms. Typical applications include automotive body control modules, gateway nodes, instrument clusters, HVAC controllers, and industrial control systems that require a proven 16-bit core with Flash-based reprogrammability and robust EMC behavior. When designing with this part, plan for Flash programming voltage and oscillator configuration early, and verify errata against your mask-set, since the device is now marked End of Life by NXP. This page synthesizes distributor pricing tiers, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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S912XDG128F2MALR

S912XDG128F2MALR - 16-bit S12X MCU 128KB Flash 80MHz | NXP

The NXP S912XDG128F2MALR is a 16-bit HCS12X microcontroller built around the S12X CPU core, delivering 80 MHz of processing throughput with 128 KB of embedded Flash and integrated peripherals in a 112-pin LQFP package. It is qualified for automotive applications with an operating temperature range of -40 °C to +125 °C, and is designed to replace legacy HCS12 designs while preserving the HCS12 instruction set for upward compatibility. What is an HCS12X microcontroller? An HCS12X MCU is an enhanced variant of the Freescale/NXP HCS12 family that adds an instruction queue, enhanced indexed addressing, interrupt stacking identical to the HCS12, and an extended instruction set. Positioned in the broader taxonomy, S12X sits between the simpler HCS12 and the higher-end S12XE family, eventually giving way to the S32K ARM Cortex-M automotive line. As a 16-bit MCU, it is widely used in body controllers, instrument clusters, and industrial node controllers where deterministic interrupt response and a stable, long-lived tool chain matter more than raw MHz. Key features of the S912XDG128F2MALR include 128 KB of Flash, 8 KB of RAM (typical for the family), an integrated XGATE co-processor for peripheral offload, a 10-bit ADC, multiple SCI/SPI/I2C channels, and a CAN 2.0 module for in-vehicle networking. The 80 MHz core delivers roughly 2× the throughput of a stock HCS12 while keeping the same memory map, easing migration of existing HCS12 firmware. The 112-pin LQFP (20 × 20 mm) package exposes ample I/O for body and chassis applications and provides good thermal performance for the on-chip analog and CAN peripherals. Compared with smaller QFP variants in the same family, the 112-pin device typically unlocks the full set of timer/PWM channels, the XGATE signals, and the extended address/data bus. Typical applications include automotive body control modules, HVAC controllers, instrument clusters, door/seat/lighting modules, industrial CAN nodes, and LIN master/slave gateways. The combination of CAN 2.0, SCI/SPI and the XGATE engine is well-suited to multi-node vehicle networks. When designing with this device, allocate the XGATE vector table in non-paged Flash so that interrupts are serviced deterministically, and verify the 112-pin pinout against the family reference manual because smaller pin-count variants in the same family omit several peripheral pins.

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S912XDG128F2VAA

S912XDG128F2VAA - 16-bit S12X MCU 128KB Flash 80MHz 80-QFP | NXP

The NXP Semiconductors S912XDG128F2VAA is a 16-bit HCS12X microcontroller delivering 80 MHz CPU performance with 128 KB on-chip Flash program memory in an 80-pin LQFP (14x14 mm) package, qualified for the -40C to +105C automotive temperature range. The HCS12X core extends the classic HCS12 architecture with an enhanced indexed addressing mode, larger instruction queue, and an upward-compatible instruction set that allows existing HCS12 code to migrate without rewrite. The 128 KB Flash is organized as 128K x 8 with in-application reprogramming support, and the device integrates RAM, EEPROM, and a rich set of on-chip peripherals including SCI, SPI, I2C, timers, and a 10-bit ADC. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (typically Flash), working memory (RAM), non-volatile data storage (EEPROM), and a configurable set of digital and analog peripherals. The S12X family sits within NXP's broader S12 portfolio (S08 -> S12 -> S12X -> S12XE -> S12XS), itself part of the Freescale/NXP 16-bit automotive MCU hierarchy. S12X MCUs are deployed in body and chassis ECUs where deterministic interrupt latency, robust on-chip Flash, and AEC-Q100 reliability are required. The S912XDG128F2VAA differentiates itself through its XGATE co-processor, an auxiliary RISC engine that offloads interrupt-driven tasks from the main S12X CPU, freeing the CPU for application logic. Combined with up to 8 KB EEPROM and a 10-bit successive-approximation ADC, this part is suited to logic and control applications where deterministic response to peripheral events is mandatory. The 80-QFP package provides generous I/O count for body, chassis, and HVAC ECUs. Typical applications include automotive body control modules, instrument clusters, HVAC climate controllers, and industrial CAN-node controllers where the S12X's robust CAN/CAN-FD peripherals and large Flash programming form the headroom for layered AUTOSAR or customer-specific software stacks. Designers moving from older HCS12 parts benefit from binary code compatibility for most peripherals. Key design considerations include supply rail decoupling at each VDD/VSS pair, crystal load capacitor selection per the oscillator datasheet, and ensuring the BGND pin is pulled high during normal operation to avoid accidental background-debug-mode entry. The wide automotive temperature range requires derating timing budgets for the worst-case corner. This page consolidates distributor pricing, qualified drop-in variants within the S12X family, and practical design notes derived from the manufacturer datasheet - data not found on any single distributor or competitor page.

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S912XDG128F2VAL

S912XDG128F2VAL - 16-bit S12X MCU, 128KB Flash, 112-LQFP | NXP

The NXP S912XDG128F2VAL is a 16-bit HCS12X microcontroller with 128KB of Flash program memory, an 80 MHz CPU core, and 91 general-purpose I/O pins, housed in a 112-pin LQFP package (20x20 mm). It integrates an HCS12X core fully upward compatible with the HCS12 instruction set and a rich peripheral set including CAN, SCI, SPI, and I²C. A microcontroller (MCU) is a single-chip processor that combines a CPU core, program and data memory, and configurable peripherals on one die. The HCS12X family is the 16-bit flagship of NXP's legacy Freescale HCS12 line; it adds an instruction queue, enhanced indexed addressing, and an enhanced instruction set while remaining source-compatible with HCS12 code. The S12X core sits in the automotive microcontroller hierarchy between HCS12 (8-bit-like, 16-bit bus) and the higher-end PowerPC-based MPC5xxx devices. Key features of the S912XDG128F2VAL include 128KB of Flash, 2KB of EEPROM, 8KB of RAM (per the S12XD family datasheet), an 80 MHz maximum bus frequency, and an automotive-grade temperature rating of -40°C to +105°C. The HCS12X core uses interrupt stacking and a programmer's model identical to HCS12, simplifying migration of legacy S12 code. An integrated XGATE co-processor (typical of the S12XD sub-family) offloads interrupt-driven I/O, improving aggregate throughput. Typical application areas include automotive body and chassis control, industrial CAN nodes, HVAC controllers, instrument clusters, and sensor-fusion ECUs. The combination of CAN bus, PWM, and an LVD/POR block makes it well-suited to 12V automotive electrical systems. With 91 GPIO and 5V-tolerant I/O, it can directly drive actuator drivers and read analog/digital sensor inputs. When designing with this part, ensure your toolchain supports the S12X instruction set (CodeWarrior, Cosmic, IAR). Plan for a 112-LQFP footprint with adequate thermal copper for the -40°C to +105°C automotive range. The pin-compatible variants S912XET256 and S912XDT256 in the LQFP-112 footprint enable easy memory upgrades without PCB rework. Source quotes show this part remains active in distributor inventory as of 2026-10-21, though lifecycle status should be re-verified before long-lifecycle automotive programs.

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S912XDG256F1CAL

S912XDG256F1CAL - 80MHz 256KB Flash Automotive MCU | NXP

The NXP Semiconductors S912XDG256F1CAL is a 16-bit S12X automotive microcontroller with 256 KB of Flash, 80 MHz maximum operating frequency, 91 programmable I/O pins, and a 112-pin LQFP package. The supplied product data identifies it as automotive qualified and specifies operation from -40°C to +85°C. A microcontroller is a programmable semiconductor that integrates a CPU core, memory, peripherals, and I/O into one device. In the system hierarchy, the S912XDG256F1CAL belongs to the embedded-microcontroller class rather than a general-purpose processor or DSP. Its S12X core supports HCS12-compatible programming while adding an enhanced instruction set, indexed addressing, and a four-stage instruction queue. Key resources include 256 KB of Flash, 14 KB of RAM, 4 KB of EEPROM, 91 programmable I/O pins, and 12 timer/counter channels. Communication peripherals listed in the verified data include one CAN interface and three SPI interfaces, with I2C support also identified. These resources allow the MCU to consolidate distributed control, communications, timing, and input/output functions on a single device. The S12X architecture targets complex embedded-control tasks requiring deterministic peripherals and real-time responsiveness rather than desktop-class computing. At up to 80 MHz, it provides substantially more processing headroom than slower general-purpose 16-bit controllers. Exact clock-tree, electrical-limit, peripheral-function, and pin-assignment details require confirmation in the complete manufacturer documentation. Typical applications include automotive body and chassis controllers, engine-adjacent control modules, transmission or braking electronics, industrial automation equipment, CAN-based distributed nodes, and compact embedded systems that require substantial Flash memory. The automotive-qualified ordering code makes it most relevant to designs operating across the stated -40°C to +85°C range. Design planning should begin with the complete NXP datasheet and reference manual, especially because this part is marked End of Life. Verify package dimensions, pin multiplexing, supply voltage, reset behavior, clock requirements, CAN termination, and all peripheral electrical limits before layout release. New production designs should also evaluate current NXP MCU options because lifecycle risk may outweigh drop-in reuse benefits.

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S912XDG256F1MAA

S912XDG256F1MAA - 16-Bit 80MHz HCS12X MCU 256KB Flash | NXP

The NXP S912XDG256F1MAA is a 16-bit microcontroller from the HCS12X family, featuring a 256KB Flash program memory and a maximum CPU clock of 80 MHz, supplied in an 80-pin QFP (14x14 mm) surface-mount package. It is rated for the -40°C to +125°C automotive operating temperature range and is AEC-Q100 automotive qualified, making it appropriate for under-the-hood and other harsh-environment automotive body and powertrain electronics. The S912XDG256F1MAA integrates a rich set of peripherals suited for automotive body and chassis applications, including CAN (MSCAN), SPI, SCI, and multiple timer modules, providing deterministic real-time control and robust in-vehicle networking. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), data memory (RAM), and peripherals such as timers, communication interfaces (UART, SPI, I2C, CAN), and analog blocks. HCS12X microcontrollers extend the legacy HCS12 architecture by adding an enhanced indexed addressing mode, an instruction queue, a richer instruction set, and interrupt stacking identical to the HCS12 programmer's model, while remaining upward object-code compatible with the HCS12 instruction set. Within the broader taxonomy, the S912XDG256F1MAA belongs to: 16-bit MCU -> HCS12X family -> automotive MCU -> embedded microcontroller -> semiconductor IC. This hierarchy allows engineers to map it to reference designs, software libraries, and toolchains shared across the wider S12X platform. Key features of the S912XDG256F1MAA include 256KB on-chip Flash memory (256K x 8), 80 MHz maximum bus frequency, automotive-grade temperature range, and integration of MSCAN, SCI, SPI and PWM peripherals. The device supports background debug mode (BDM) for in-circuit emulation and non-intrusive debugging, plus on-chip voltage regulator and oscillator options that simplify system-level bill of materials. The S912XDG256F1MAA's S12X core uses a 16-bit CPU with an XGATE co-processor (depending on variant) and 22-bit memory addressing, providing deterministic interrupt response critical for body and powertrain control. AEC-Q100 qualification allows direct deployment in safety-related modules such as steering, braking and engine management, where the part must withstand voltage transients and thermal stress per automotive standards. Typical applications include automotive body control modules (BCM), instrument clusters, HVAC controllers, seat and door zone modules, and CAN/J1939 networked sensor nodes. Industrial applications include factory automation controllers and PLCs that benefit from the same automotive robustness and the broad S12X tool ecosystem (CodeWarrior, S32 Design Studio IDE). When designing with this device, allocate PCB area for an 80-pin QFP footprint (14x14 mm body) and decoupling capacitors close to all VDD/VSS pin pairs. Verify supply tolerance versus the on-chip regulator's input range and confirm that BDM interface lines are accessible for production programming. Always verify voltage and peripheral mappings against the latest NXP datasheet before committing to layout. This page synthesizes distributor pricing, drop-in S12X family alternatives, and practical design notes not found in the manufacturer datasheet alone.

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S912XDG256F1MAL

S912XDG256F1MAL - 16-Bit 80MHz 256KB MCU | NXP

The NXP Semiconductors S912XDG256F1MAL is an automotive-qualified 16-bit HCS12X microcontroller with 256 KB of flash memory, an 80 MHz operating frequency, and a 112-pin LQFP package measuring 20 mm by 20 mm. It is designed for embedded automotive and industrial systems that require deterministic control, integrated serial communications, and extended-temperature operation. A microcontroller is a programmable semiconductor that integrates a CPU core, nonvolatile program memory, data memory, peripherals, and interface logic on one device. The S12X family extends the HCS12 architecture with an enhanced instruction set, enhanced indexed addressing, and an interrupt model compatible with the HCS12 programmer's model. These features place the device in the broader 16-bit embedded MCU hierarchy rather than application processors or FPGAs. Verified source data identifies a 256K by 8 flash configuration, 80 MHz maximum operating frequency, HCS12X core, SPI capability, automotive qualification, and a temperature range from -40 °C to +125 °C. A secondary component listing reports 14 KB RAM, 4 KB EEPROM, one CAN interface, three SPI interfaces, and an 80-pin HQFP configuration for a related MC9S12XD256CAA device. Those secondary values are not assigned to this exact 112-pin target because package-specific verification remains necessary. The S12X platform is appropriate for powertrain accessories, body electronics, gateways, sensors, and industrial controllers when a deterministic 16-bit architecture is preferred. SPI can connect serial sensors, transceivers, memories, and display or communication modules, while flash storage supports embedded firmware. The key selection constraint is lifecycle status: NXP's product page identifies this exact MPN as end of life, so new production designs should require an explicit supplier confirmation, last-time-buy assessment, or approved lifecycle migration. For a new PCB, verify the 112-pin pad pattern, all multiplexed peripheral functions, supply rails, clock configuration, and software compatibility against the official datasheet before schematic release. Do not substitute a lower-pin-count HQFP MCU or a different core without board redesign and firmware validation. Inventory shown by brokers or distributors does not by itself establish manufacturer availability. This page consolidates verified product identity, lifecycle information, source discovery links, and design cautions. It deliberately avoids treating generic search-tool results as proof of pin-compatible replacement parts. Because no same-package, pin-to-pin substitute was established from the supplied cross-reference results, procurement should verify any claimed alternative with NXP documentation and application engineering review.

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S912XDP512J1CAG

S912XDP512J1CAG - 16-bit S12X MCU, 512KB Flash, 80MHz, 144-LQFP

The NXP Semiconductors S912XDP512J1CAG is a 16-bit HCS12X microcontroller built on the S12XD family core, featuring 512KB of Flash memory, 80MHz CPU clock speed, and a 144-pin LQFP package measuring 20x20mm. It belongs to NXP's automotive-qualified S12X series with an operating temperature range of -40C to +85C and offers a rich peripheral set including SCI, SPI, IIC, CAN, and PWM modules suitable for automotive body and chassis applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and programmable peripherals onto one silicon die. The HCS12X family extends the classic HCS12 instruction set with enhanced indexed addressing, a 4-byte instruction queue, and interrupt stacking identical to HCS12, enabling upward code compatibility. Within NXP's taxonomy, HCS12X sits in the 16-bit MCU tier below 32-bit PowerPC and Cortex-M devices, but above 8-bit HC08/HC(S)08 families - targeting cost-sensitive real-time control applications where deterministic interrupt latency and ample on-chip peripherals outweigh raw MHz. Key features of the S912XDP512J1CAG include 32KB of RAM, 4KB of EEPROM, an Enhanced Capture Timer (ECT), up to 8 PWM channels, two CAN 2.0 A/B controllers, multiple SCI/UART ports, SPI and IIC interfaces, an 8-channel 10-bit or 12-bit ADC, and on-chip voltage regulator with 2.5V core. The 144-LQFP package exposes the full S12XD peripheral complement including external bus interface for expanded memory. The S12XD architecture uses a pipelined CPU with separate program and data buses, allowing simultaneous Flash fetches and SRAM accesses - effectively doubling throughput compared to the original HCS12. The XGate peripheral coprocessor (configurable on S12XD variants) offloads interrupt-driven tasks such as CAN message handling, freeing the main CPU for control loops. The enhanced indexed addressing and instruction queue support C compilers efficiently, while retaining HC12 assembly compatibility for legacy code reuse. Typical applications include automotive body control modules (BCM), instrument clusters, HVAC controls, body lighting, seat controllers, door modules, and industrial CAN-node controllers. The dual-CAN interface and large Flash footprint also suit CAN-based diagnostic gateways in heavy machinery, agricultural equipment, and electric vehicle auxiliary systems where AEC-Q100 grade is required. When designing with this MCU, allocate careful PCB real-estate to the 144-LQFP footprint (20x20mm body, 0.5mm pitch) and ensure four-layer routing with adequate ground pour under the exposed pad for thermal management. The internal 2.5V voltage regulator requires decoupling on VDDX/VSSX and VDDR/VSSR pins to support stable core operation up to 80MHz. This page synthesizes distributor pricing, drop-in alternative cross-references, and practical S12XD design notes not consolidated on any single manufacturer or distributor page, helping engineers evaluate S912XDP512J1CAG for new designs and locating qualified equivalents for ongoing production.

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S912XDP512J1CAGR

S912XDP512J1CAGR - 16-bit S12X MCU, 512KB Flash, 80MHz, 144-LQFP | NXP

The NXP S912XDP512J1CAGR is a 16-bit HCS12X microcontroller featuring an S12X core running at 80 MHz, with 512 KB of Flash program memory and 32 KB of RAM, housed in a 144-pin LQFP package (20x20 mm). It supports 119 digital I/O pins and integrates dual CAN, SCI, SPI, and I2C communication interfaces, making it well suited for automotive body, chassis, and industrial control applications. Background: A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), data memory (RAM), and a range of peripherals such as timers, ADCs, and communication controllers. The S12X family from NXP is a 16-bit CISC architecture derived from the original HC12, with the X-variant adding an enhanced XGate coprocessor and improved memory management for deterministic real-time control in automotive ECUs. Key features include 4 KB of EEPROM for parameter storage, 8-channel 10-bit and 16-channel 10-bit ADC, PWM with up to 8 channels, plus low-voltage detect (LVD), power-on reset (POR), and a watchdog timer (WDT) for safety-critical operation. The S12X instruction set is source-compatible with the legacy HC12, easing migration of existing 16-bit code bases while doubling the typical throughput. Typical applications span automotive body control modules (BCM), instrument clusters, HVAC controllers, lighting modules, industrial PLCs, and CAN/J1939 networked nodes. The dual-CAN interface and 119 GPIO count allow direct connection to multiple sensor and actuator networks without external bus expanders, reducing BOM cost. When designing with this device, ensure the 5V supply is well decoupled with bulk and 100 nF ceramics near each VDD/VSS pair. Configure the PLL mode to 80 MHz only with a stable 4 MHz crystal; verify lock status in software before switching to PLL clock. For automotive EMC compliance, place the CAN transceivers close to the MCU and use a common-mode choke on the bus lines. This page synthesizes distributor pricing from DigiKey/Mouser/Octopart, cross-references for drop-in alternatives within the S12X family, and practical design notes not collected in the manufacturer datasheet alone.

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S912XDP512J1CAGR - 16-bit S12X MCU, 512KB Flash, 80MHz, 144-LQFP | NXP