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MC9S12DB128MPVE - 16-Bit HCS12 MCU, 128KB Flash, 25MHz | NXP
MC9S12DB128MPVE

MC9S12DB128MPVE - 16-Bit HCS12 MCU, 128KB Flash, 25MHz | NXP

The NXP Semiconductors MC9S12DB128MPVE is a 16-bit HCS12 family microcontroller IC running at up to 25 MHz, integrating 128 KB of FLASH program memory in a 112-pin LQFP package (20x20 mm). It belongs to NXP's (formerly Freescale/Motorola) HCS12 architecture, a successor to the HC11, designed for automotive and industrial embedded applications requiring deterministic real-time control. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (FLASH/ROM for program, RAM for data), and peripheral interfaces (timers, ADC, communication controllers) on one die. The HCS12 sub-family extends the classic 68HC11 instruction set with enhanced addressing modes, higher code density, and on-chip peripherals suited to automotive body and chassis modules, HVAC, instrument clusters, and industrial sensor hubs. The MC9S12DB128 sits in the middle of the HCS12 memory hierarchy, providing 128 KB of FLASH and 8 KB of RAM with 91 general-purpose I/O lines exposed. Key features include 128 KB (128K x 8) on-chip FLASH for program storage, 8 KB of on-chip RAM for data, an internal oscillator, and 91 I/O pins. The part is graded for the AUTOMOTIVE temperature range per Freescale/NXP part stack data, supports a 16-bit data bus, and ships in a 112-LQFP (20x20 mm) gull-wing surface-mount package. It is manufactured on NXP's mature HCS12 process and is one of the longest-lived members of the MC9S12DB sub-series intended for production automotive platforms. The architecture uses a 16-bit CPU12 core with background debug mode (BDM), interrupt stacking, and up to seven prioritized interrupt sources. On-chip peripherals typically include multiple CAN modules (MSCAN), an SPI, an I2C, several SCI/UART channels, timers (TIM/ECT/PWM/PMF depending on sub-variant), and a 10-bit ATD (ADC) bank - making the DB sub-family well suited for multi-channel sensor reading and actuator control. The HCS12's linear memory map and consistent peripheral register definitions ease code reuse across the family. Typical applications include automotive body control modules, instrument cluster controllers, HVAC climate controls, CAN node endpoints, industrial sensor interfaces, and building automation panels. Within those applications the device often serves as the central processing unit that aggregates switch/sensor inputs, drives stepper/relay outputs, and exchanges frames on a CAN-FD backplane or LIN sub-bus. When designing with this part, allocate PCB land pattern to the 112-LQFP-EP 20x20 mm footprint, keep BDM/VPP accessible for in-circuit programming and debugging, and provide bulk decoupling close to each of the multiple VDD/VSS pin pairs. Plan to migrate firmware to a newer S12K or S32K part if long-term NXP roadmap continuity is required - the MC9S12DB family has been in mature production for many years but design-wins should confirm latest lifecycle status with the manufacturer before commitment to a multi-year program.

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MC9S12DG128BCFU - HCS12 16-Bit MCU, 25MHz, 128KB Flash | NXP
MC9S12DG128BCFU

MC9S12DG128BCFU - HCS12 16-Bit MCU, 25MHz, 128KB Flash | NXP

The NXP Semiconductors MC9S12DG128BCFU is a 16-bit HCS12 microcontroller IC featuring a CPU12 core running at 25 MHz, with 128 KB of on-chip Flash memory (organized as 128K x 8) and housed in an 80-pin QFP (14x14) package. The device belongs to the legacy Freescale/NXP S12 family and was originally marketed under the Motorola brand, now maintained by NXP/Freescale Semiconductor. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (Flash/RAM/ROM), and programmable peripherals. The HCS12 architecture is a 16-bit CISC core with a 20-bit ALU extension, providing 32-bit-like arithmetic on selected instructions. It sits within the broader taxonomy: MCU -> microcontroller -> embedded processor -> semiconductor. Compared with ARM Cortex-M MCUs, the HCS12 family prioritizes deterministic interrupt latency, rich on-chip peripherals (timers, PWM, SCI/SPI/I2C, CAN), and ease of use in automotive body electronics. Key features of the MC9S12DG128BCFU include 128 KB Flash, typically 8 KB RAM, 2 KB EEPROM, a 25 MHz bus clock, an enhanced capture timer (ECT), multiple PWM channels, two SCI (UART) ports, SPI, I2C, up to two CAN 2.0 modules, and an 8-channel 10-bit ADC. The device is optimized for industrial temperature grades and supports single-supply 5V operation with on-chip voltage regulator. Architecturally, the HCS12 core uses a 16-bit instruction word with extended addressing modes up to 16 MB via banked memory, an interrupt stack aligned with PC, X, Y, SP registers, and a Debug module supporting background debug mode (BDM) for in-circuit programming and real-time emulation. The 80-QFP package exposes a wide peripheral set including the XIRQ, IRQ, and Reset into the standard naming used in the Freescale S12 device tree. Typical applications include automotive body controllers, HVAC modules, instrument clusters, industrial control, CAN-based sensor networks, and legacy embedded systems requiring pin-compatible migration paths. It is also widely used in educational robotics platforms and mechatronic controllers. When designing with this part, ensure the 5V analog supply is decoupled with both bulk and 0.1uF ceramic capacitors, and that the MODE register is configured correctly before code execution to avoid lock-out. Use the BDM interface for production programming to avoid bootloader complications. This page synthesizes distributor pricing across 11+ sources, drop-in compatible alternatives from the same S12 family, and practical design notes not found in the manufacturer datasheet alone.

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MC9S12DG128BVFU - 16-Bit 50MHz 128KB Flash Automotive MCU | NXP
MC9S12DG128BVFU

MC9S12DG128BVFU - 16-Bit 50MHz 128KB Flash Automotive MCU | NXP

The NXP Semiconductors MC9S12DG128BVFU is a 16-bit HCS12 CISC microcontroller with 128KB flash memory, 50 MHz CPU12 core, designed for 2.5V/5V automotive and industrial applications, housed in an 80-pin PQFP (QFP-80) package. It integrates 128KB of on-chip flash, 8KB RAM, 2KB EEPROM, and a rich set of peripherals including CAN, SCI, SPI, and I2C interfaces. The part is AEC-Q100 qualified for automotive operating environments and supports extended temperature grades common in vehicle electronics. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (ROM/RAM/Flash), and peripherals such as timers, ADCs, and communication interfaces into one package. The MC9S12DG128BVFU belongs to the HCS12 (or S12X) family - a 16-bit CISC architecture from NXP (formerly Motorola/Freescale) widely used in automotive body electronics, chassis control, and industrial automation. Within the broader taxonomy, MCUs sit under microcontrollers > embedded processors > semiconductor devices. Key features include the CPU12 core at 50 MHz, 128KB flash with EEPROM emulation, two CAN 2.0 controllers supporting automotive networking, two SCI (UART) channels, two SPI channels, one I2C channel, an 8-channel 10-bit ADC, PWM modules, and a Background Debug Mode (BDM) interface for non-intrusive in-circuit debugging. The device operates from 2.5V or 5V supplies with low-power stop and wait modes, making it suitable for energy-conscious automotive designs. The HCS12 architecture uses a 16-bit data path with 20-bit address space, supporting up to 1MB of linear addressing. The integrated Enhanced Capture Timer (ECT) module provides 16-bit input capture/output compare with pulse-width modulation capability. The 80-pin PQFP package offers strong thermal performance and is compatible with conventional SMT assembly lines, although newer QFP leadframes or QFN alternatives are increasingly preferred for miniaturized designs. Typical applications include automotive body controllers, instrument clusters, HVAC modules, central locking systems, CAN nodes, seat controllers, and industrial PLC interfaces. The combination of CAN + SCI + SPI + I2C makes it particularly well suited to gateway nodes that bridge LIN sub-nets with a CAN backbone. The wide operating temperature range and AEC-Q100 grade extend its use to under-hood and chassis electronics. When designing with this MCU, ensure proper decoupling on each supply pin, maintain the specified 50 MHz oscillator tolerance, and respect the 5V-tolerant I/O pin assignments. For firmware development, NXP's CodeWarrior (legacy) and S32 Design Studio toolchains provide full compiler, debugger, and BDM support; the BDM interface simplifies real-time debug without halting the CPU.

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MC9S12DG128CPV - 16-Bit HCS12 MCU, 128KB Flash | NXP
MC9S12DG128CPV

MC9S12DG128CPV - 16-Bit HCS12 MCU, 128KB Flash | NXP

The NXP MC9S12DG128CPV is a 16-bit HCS12 microcontroller IC with 128KB of Flash program memory, 25 MHz CPU clock, 91 GPIO lines, and an integrated 8-channel 10-bit ADC, housed in a 112-pin LQFP package (20 x 20 mm). It belongs to the HCS12 family of Flash-based microcontrollers designed for automotive multiplexing and industrial control applications, where deterministic real-time performance, on-chip peripherals, and wide operating-voltage tolerance are critical. What is an HCS12 microcontroller? HCS12 (and the upgraded HCS12X) is a family of 16-bit CISC microcontroller cores originally developed by Motorola and now maintained by NXP Semiconductors. Microcontrollers (MCUs) are single-chip computers that integrate a CPU core, non-volatile program memory (Flash), volatile working memory (RAM), analog peripherals (ADC, DAC, comparators), digital timers, and communication interfaces (SCI, SPI, I2C, CAN) on one silicon die. Within the broader semiconductor taxonomy, the HCS12 sits between simple 8-bit MCUs (e.g. HC08, 8051) and 32-bit Cortex-M devices, offering higher code density and richer peripheral sets than 8-bit parts while remaining simpler and lower-power than ARM Cortex-M. The MC9S12DG128CPV family is fully pin-compatible across memory sizes (32KB / 64KB / 128KB / 256KB), enabling designers to scale design complexity without PCB rework. Key features of the MC9S12DG128CPV include 128KB of on-chip Flash (128K x 8), 8KB of RAM, 2KB of EEPROM for non-volatile data, an integrated 8-channel 10-bit analog-to-digital converter (ATD), an Enhanced Capture Timer (ECT) with 8 channels, and multiple communication interfaces including two SCI (UART), one SPI, one I2C, and up to three CAN 2.0A/B modules (MSCAN). The device operates from a single 5V supply (extended 4.5V-5.5V range) and supports a -40C to +125C automotive temperature grade, making it suitable for underhood and body-electronics modules. Technically, the MC9S12DG128CPV uses the HCS12 CPU core with a 16-bit data path, 20-bit address space (up to 1MB linear), and a CISC instruction set optimized for compiled C code. Background Debug Mode (BDM) is supported for non-intrusive in-circuit debugging and Flash programming, and the on-chip voltage regulator (VREG) generates the internal 2.5V core logic supply from the external 5V VDD. Typical applications include automotive body controllers, instrument clusters, CAN-based sensor nodes, industrial PLC I/O modules, building automation gateways, and HVAC control boards. In each case, the combination of CAN connectivity, 5V I/O tolerance, and automotive temperature qualification removes the need for external level shifters or external regulators on the MCU rails. When designing with the MC9S12DG128CPV, allocate decoupling capacitance locally (100 nF ceramic at every VDD/VDDR pair) and provide a clean 5V analog supply (VDDA) for the ADC. The BDM interface uses dedicated pins (BKGD, PE0) which must be reserved for in-system programming and should not be reassigned to other functions. Plan Flash write/erase endurance (typically 100k cycles) around EEPROM for frequently-updated non-volatile parameters. This page synthesizes live distributor pricing, HCS12-family drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet, giving procurement engineers and firmware developers a single source for evaluating the MC9S12DG128CPV for new designs and field replacements.

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MC9S12DG128CPVE - 16-bit 25MHz 128KB MCU | NXP
MC9S12DG128CPVE

MC9S12DG128CPVE - 16-bit 25MHz 128KB MCU | NXP

The NXP Semiconductors MC9S12DG128CPVE is a 16-bit HCS12 microcontroller with a 25 MHz core, 128 KB of flash program memory, 112-LQFP package, and integrated automotive-oriented peripherals. It is designed for embedded control systems requiring deterministic serial communication, analog measurement, timing, and PWM functions in a single 112-pin device. The MC9S12D is a flash-based 16-bit MCU family built around the HCS12 core and designed for automotive multiplexing applications. Its feature set includes two asynchronous serial communications interfaces, an 8-channel enhanced capture timer, two 8-channel 10-bit ADCs, an 8-channel PWM module, and 20 discrete digital I/O lines. The device also supports clock generation, interrupt control, resource mapping, and bus interfacing. The MC9S12DG128CPVE combines 128 KB flash, 8 KB RAM, 2 KB EEPROM, and a 16-bit architecture in a 112-LQFP package. The verified distributor specification identifies a 2.35 V to 5.25 V operating supply range, 16-channel 10-bit ADC capability, internal oscillator support, and an operating temperature range of -40°C to +85°C. These values make it suitable for industrial and automotive-style embedded control platforms. Its peripherals support applications involving sensor acquisition, actuator control, communication gateways, and low-speed industrial equipment. Two asynchronous serial interfaces can connect the MCU to external transceivers or sensors, while the ADCs provide analog measurement channels and the PWM channels support motor, lighting, and proportional control functions. The CPVE ordering designation corresponds to the 112-LQFP package and automotive qualification information shown in verified distributor results. Because the part is listed as NRND by NXP, new designs should confirm lifecycle, sourcing, and qualification requirements before committing to a production release. For PCB design, preserve the manufacturer pin assignments and provide decoupling, programming/debug access, clock circuitry, and a clean analog reference implementation according to the datasheet. Validate pin multiplexing, startup behavior, and peripheral timing in the target system.

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MC9S12DG128MFUE - 16-Bit HCS12 MCU 128KB Flash 25MHz | NXP
MC9S12DG128MFUE

MC9S12DG128MFUE - 16-Bit HCS12 MCU 128KB Flash 25MHz | NXP

The NXP MC9S12DG128MFUE is a 16-bit HCS12 Flash-based microcontroller delivering 25 MHz CPU performance with 128 KB on-chip Flash, 8 KB RAM, and 2 KB EEPROM, housed in an 80-pin LQFP (14x14 mm) package. The MC suffix designates the standard automotive-grade operating temperature range, while the FUE suffix indicates the LQFP-80 package and Flash memory configuration. It belongs to the broader S12XD/S12D family of automotive microcontrollers designed for body, chassis, and multiplexing applications. (Per the verified data: 16-bit HCS12 core, 128KB Flash, LQFP-80 package.) A 16-bit microcontroller (MCU) is a programmable integrated circuit that combines a CPU core, memory, and peripheral interfaces on a single die. The HCS12 core is a CISC architecture derived from the Motorola/Freescale HC12, widely adopted in automotive body electronics. Within the system hierarchy, the MC9S12DG128MFUE sits as an automotive-grade MCU inside the S12 microcontroller family, embedded under the broader semiconductor category. Its 128 KB Flash allows field-reprogrammable application code, while the integrated 10-bit ADC, PWM, and SCI peripherals reduce BOM cost. Key features include: up to 25 MHz bus clock, 8-channel 10-bit ADC, 8-channel PWM, two SCI (UART) interfaces, one SPI, one IIC, 59 general-purpose digital I/O lines, background debug mode (BDM), and on-chip voltage regulator for single 5V supply operation. The device integrates a periodic interrupt timer, real-time interrupt, and 8-channel enhanced capture timer supporting input capture and output compare functions. Architecturally, the HCS12 core uses a 16-bit data path with 20-bit addressing capability (paged memory), enabling 1 MB linear address space. The CPU executes a subset of the HC11 instruction set plus additional instructions (MOVB, MOVW, EXG, etc.), supporting both C and assembly development. The on-chip voltage regulator simplifies PCB design by allowing a single 5 V rail while internally generating the 2.5 V core voltage. Typical applications include automotive body controllers, instrument cluster nodes, HVAC control modules, lighting controllers, door/seat modules, and CAN/LIN multiplexing nodes. The robust peripheral mix and automotive temperature range make it well suited for under-hood and cabin electronics. When designing with this device, ensure BDM debug header (BKGD, RESET, MODC pins) is accessible for production programming. The single 5 V supply simplifies power design, but decoupling must follow NXP reference layout. Per the verified data, the part is currently in NRND (Not Recommended for New Designs) lifecycle status as of 2026-10-17. This page consolidates distributor pricing, drop-in alternatives within the HCS12 family, and practical design guidance not found in the standalone manufacturer datasheet.

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MC9S12DG128MPV - 16-bit HCS12 MCU 128KB Flash 112-LQFP | NXP
MC9S12DG128MPV

MC9S12DG128MPV - 16-bit HCS12 MCU 128KB Flash 112-LQFP | NXP

The NXP (Freescale/Motorola) MC9S12DG128MPV is a 16-bit HCS12 CISC microcontroller with 128KB (128K x 8) Flash program memory, 8KB RAM, and 2KB EEPROM, clocked at up to 25 MHz in a 112-pin LQFP (20 x 20 mm) surface-mount package. A microcontroller (MCU) is a single-chip computer that integrates a processor core, memory, and peripherals on one die, forming the lowest level of the embedded-systems hierarchy: MCU -> embedded processor -> microprocessor-based system. The HCS12 (also written HC9S12 / S12) family is Motorola's (later Freescale, now NXP) 16-bit evolution of the classic 68HC11 architecture, widely used in automotive multiplexing and industrial control. Key features of the MC9S12DG128 include 91 general-purpose I/O lines, CANbus, I2C, SCI, and SPI connectivity, an 8-channel enhanced capture timer with input capture/output compare, two 8-channel 10-bit ADCs, an 8-channel pulse-width modulator (PWM), and a watchdog timer (WDT). It operates from a 5V supply (with 2.5V support per listing data), making it well suited to legacy 5V automotive and industrial buses. Architecturally, the S12 core uses a CISC instruction set with full upward compatibility from the 68HC11, an inter-IC bus for system resource mapping, on-chip clock generation, and background debug mode (BKGD/MODC pin) for unintrusive in-circuit debugging via the standard 6-pin BDM header. Typical applications include automotive body and multiplex networking nodes (CAN), industrial PLC I/O modules, motor control with PWM outputs, and instrumentation requiring 5V-tolerant analog front ends with the dual 10-bit ADCs. Design consideration: this part is listed as Obsolete by NXP; for new designs use the S12G or S12P families, and for maintenance of existing designs secure remaining authorized stock (Rochester Electronics continues to supply). Verify EEPROM and Flash endurance limits against the manufacturer datasheet for long-life products. This page synthesizes distributor availability data, drop-in family alternatives, and obsolescence guidance not consolidated in the manufacturer datasheet.

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MC9S12DG128MPVE - 16-bit HCS12 MCU, 128KB Flash, 112-LQFP | NXP
MC9S12DG128MPVE

MC9S12DG128MPVE - 16-bit HCS12 MCU, 128KB Flash, 112-LQFP | NXP

The NXP MC9S12DG128MPVE is a 16-bit HCS12 microcontroller with 128KB Flash memory, 25MHz CPU clock, and 59 digital I/O lines, housed in a 112-pin LQFP package (20x20 mm). It belongs to the S12DG family and integrates standard on-chip peripherals including two asynchronous SCI channels, an 8-channel IC/OC enhanced capture timer, dual 8-channel 10-bit ADCs, and an 8-channel PWM module. The device is targeted at automotive body and chassis applications per the NXP part number suffix. A 16-bit microcontroller (MCU) is a programmable processor core that executes instructions on 16-bit data paths and is widely used in automotive body electronics, industrial control, and motor control where 8-bit devices lack throughput and 32-bit devices are cost-prohibitive. The HCS12 core is NXP's (formerly Freescale) S12 family derivative, supporting CISC instruction set, enhanced addressing modes, and BDM (Background Debug Mode) for non-intrusive in-circuit debug. Within the broader hierarchy, MCUs belong to microprocessors and embedded computing. Key features of the MC9S12DG128MPVE include 128KB on-chip Flash with in-application reprogramming support, 2KB EEPROM and 8KB RAM for data retention and scratchpad storage, dual 10-bit ADC modules supporting 16 analog input channels, and a 50MHz internal bus clock derived from a programmable Phase-Lock-Loop (PLL). The device supports 2.5V/5V mixed-voltage operation per the legacy S12 specification and provides CAN, SCI, and SPI serial interfaces for networked embedded designs. The MC9S12DG128MPVE architecture pairs a CPU12 core with a peripheral bus bridge that runs at twice the CPU frequency for high-throughput I/O, plus an addressable memory map that places Flash at $0000-$FFFF and EEPROM/RAM at upper addresses. The integrated Voltage Regulator (VREG) and Power-On Reset block simplify supply design, while the Enhanced Capture Timer supports input capture, output compare, and pulse accumulator modes for pulse-width measurement. Typical applications include automotive body controllers, instrument clusters, HVAC control modules, lighting controllers, and industrial PLC I/O expansion. Per the Verified Web Data the part is currently NRND (Not Recommended for New Designs), so existing production designs should plan migration to active S12/S12Z successors such as the S12ZVL or S32K1 series. Design consideration: the 112-LQFP footprint has 0.5mm pitch and requires careful PCB layout to maintain signal integrity on the parallel bus and analog inputs. The device's mixed-voltage I/O is internally level-shifted, but designers must observe absolute maximum ratings on 5V-tolerant pins when interfacing to 3.3V peripherals. This page synthesizes distributor stock, NRND lifecycle context, drop-in same-package alternatives from the same S12 family, and practical design notes not found in the manufacturer datasheet alone.

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MC9S12DG128VFUE - 16-bit HCS12 MCU, 128KB Flash | NXP
MC9S12DG128VFUE

MC9S12DG128VFUE - 16-bit HCS12 MCU, 128KB Flash | NXP

The NXP Semiconductors MC9S12DG128VFUE is a 16-bit HCS12 microcontroller with 128KB (128K x 8) of on-chip Flash memory, 25 MHz bus speed, and 59 general-purpose I/O lines, housed in an 80-pin LQFP (14x14 mm) surface-mount package. A microcontroller unit (MCU) is a single integrated circuit that combines a processor core, memory, and programmable peripherals into one chip, forming the lowest layer of the embedded-system hierarchy (system-on-chip -> microcontroller -> processor family -> semiconductor device). The HCS12 (S12) family from Motorola/Freescale, now NXP, is a 16-bit CISC architecture widely used in automotive and industrial control, and MC9S12DG128VFUE belongs to the S12DG member of that family. Key features include 128KB Flash program memory, 8KB RAM (8K x 8), 2KB EEPROM, CANbus, I2C, SCI, and SPI connectivity, an 8-channel pulse-width modulator (PWM), a watchdog timer (WDT), and two 8-channel 10-bit ADCs per the NXP product page. The device operates over an automotive temperature range and is AEC-Q100 capable per distributor listings (Arrow). Architecturally, the S12 core integrates standard on-chip peripherals including two asynchronous serial communications interfaces, an 8-channel input capture/output capture enhanced timer, and an Inter-IC Bus, with interrupt control, clock generation, and system resource mapping on-chip. The Flash-based memory design supports in-system reprogramming for field updates. Typical applications include automotive multiplexing, body electronics, industrial automation, and motor control, where the CAN interface and 5V-tolerant I/O are essential. It is also popular in hobby and educational automotive ECU projects. Design consideration: the VFU suffix denotes the 80-pin QFP package and specific speed/temperature grade; verify the bus-clock divider configuration so the 25 MHz maximum bus frequency is not exceeded during oscillator setup. This page synthesizes distributor pricing structure, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, as of 2026-10-18.

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MC9S12DG256BCPV - 16-Bit HCS12 MCU, 256KB Flash | NXP
MC9S12DG256BCPV

MC9S12DG256BCPV - 16-Bit HCS12 MCU, 256KB Flash | NXP

The NXP MC9S12DG256BCPV is a 16-bit HCS12 CISC microcontroller with 256KB of Flash program memory, 12KB RAM, and 4KB EEPROM, operating at up to 25 MHz from a 2.5V/5V supply in a 112-pin LQFP package (20x20 mm). It targets automotive multiplexing and body/networking applications and is part of the pin-compatible MC9S12DB/DG family that allows scalable memory and peripheral choices across designs. A microcontroller (MCU) is an integrated circuit combining a CPU core, program and data memory, and configurable peripherals (timers, ADC, communication buses) on a single chip. The HCS12 family is NXP's 16-bit CISC MCU line, used widely in automotive body controllers, instrument clusters, and industrial control. The MC9S12DG256 belongs to the HCS12 → 16-bit MCU → microcontroller hierarchy, sitting under NXP's broader automotive MCU portfolio. Key features include 91 configurable I/O lines, four communication controllers (CAN, SCI, SPI, I2C), PWM channels, a watchdog timer, and an integrated internal oscillator. The 256KB Flash is single-cycle accessible from the HCS12 CPU at 25 MHz, and the 4KB EEPROM is byte-erasable for non-volatile parameters. The wide supply range (2.5V/5V analog plus 5V I/O per the original datasheet) suits automotive 12V-rail transients after external regulation. The HCS12 core pairs a CISC instruction set with enhanced addressing modes (including page and indexed modes) and on-chip hardware debugging (BDM). The 'DG' variant in the family adds dual CAN controllers for body and powertrain networking, plus an enhanced capture timer module useful for pulse counting in industrial sensors. Typical applications include automotive body control modules, instrument clusters, HVAC controllers, CAN/J1939 nodes, industrial PLC I/O cards, and home appliance motor controllers. The wide Flash and the dual-CAN peripheral make it a typical backbone IC for sub-network ECUs. When designing with this part, note the part has been flagged Obsolete by NXP/DigiKey; use it only for legacy repair and long-lifecycle field retrofits. For new designs choose the S12/S12X successor families. Always treat the BDM and Mode pins as critical for first-time programming. This page synthesizes distributor pricing, drop-in same-package alternatives from the S12DB family, and practical design notes (BDM, CAN termination, oscillator) not found in the manufacturer datasheet alone.

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MC9S12DG256BVPV - 16-bit 25MHz HCS12 MCU 256KB Flash | NXP
MC9S12DG256BVPV

MC9S12DG256BVPV - 16-bit 25MHz HCS12 MCU 256KB Flash | NXP

The NXP MC9S12DG256BVPV is a 16-bit HCS12 CISC microcontroller running at 25 MHz with 256 KB of on-chip Flash and 12 KB RAM, housed in a 112-pin LQFP (20x20 mm) package. Designed originally by Freescale (now part of NXP) for automotive multiplexing, it integrates two asynchronous SCI ports, an SPI, an I2C bus, two 8-channel 10-bit ADCs, an 8-channel PWM, and 20 discrete digital I/O lines, plus a CAN 2.0 module for in-vehicle networking. An HCS12 microcontroller is a 16-bit CISC MCU family built around the CPU12 core, a successor to the HC11 with enhanced addressing, indexed operations, and a background debug mode (BDM) interface. The MC9S12D sub-family extends the architecture with modular memory and peripheral options so that designers can scale software across pin-compatible derivatives from 128 KB up to 512 KB Flash. This positioning places the HCS12 between 8-bit automotive MCUs (HC08) and 32-bit Power Architecture/ARM parts, offering CAN connectivity and rich analog in a low-cost, well-understood toolchain. Key features include 256 KB Flash (organized as 256K x 8), 4 KB EEPROM, 12 KB RAM, two 10-bit ADC modules, an 8-channel enhanced capture timer, eight PWM channels, two SCI, one SPI, one I2C, one CAN 2.0 A/B controller, and a BDM debug port. The device operates from 5 V (with 2.5 V internal regulator) across the -40 C to +85 C industrial temperature range. Programmable interrupt controller and PLL clock generation support flexible system timing. The architecture uses a 16-bit CPU12 core with a hardware multiply/divide accelerator and a unified memory map, enabling C-compiler-friendly code generation. The internal 2.5 V regulator powers the core while the I/O ring stays at 5 V for noise-tolerant automotive signaling. The CAN module is M_CAN compatible and supports both standard and extended identifiers, easing integration with automotive body and chassis networks. Typical applications include automotive body controllers, instrument clusters, HVAC panels, seat and mirror modules, industrial CAN nodes, and any 16-bit embedded control design with CAN connectivity. The wide operating voltage and industrial temperature rating also suit building automation and heavy-equipment telematics. When migrating from an HC08 design, the HCS12 preserves peripheral and toolchain compatibility while adding more memory and CAN hardware.

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MC9S12DG256CCFU - 16-bit 25MHz 256KB Flash MCU | NXP
MC9S12DG256CCFU

MC9S12DG256CCFU - 16-bit 25MHz 256KB Flash MCU | NXP

The NXP (Freescale/Motorola) MC9S12DG256CCFU is a 16-bit HCS12 microcontroller with a 256KB (256K x 8) Flash program memory, 25 MHz bus speed, and CANbus, I2C, SCI, and SPI connectivity, housed in an 80-pin LQFP (14x14 mm) package. It integrates 4KB EEPROM, 12KB RAM, 59 general-purpose I/O lines, two 8-channel 10-bit ADCs, an 8-channel PWM, and an enhanced capture timer. A 16-bit microcontroller (MCU) is a single-chip computer combining a CPU core, memory, and peripherals, positioned within the embedded processor hierarchy below 32-bit MCUs but above 8-bit parts. The HCS12 (S12) family descends from the legendary 68HC11 architecture, upgraded to a 16-bit CISC core with Flash memory and PLL-based frequency multiplication, making it a mainstay of automotive body electronics and industrial control since the early 2000s. Key features include the 256KB on-chip Flash supporting bootloaders and large application code, dual CAN 2.0 A/B controllers for multiplexed vehicle networks, and a 5V-tolerant I/O structure that simplifies interfacing with legacy automotive sensors and actuators. The 25 MHz core speed with internal PLL allows low-EMI clock generation from a modest crystal. Architecturally, the S12 CPU executes the HC11-superset instruction set with additional indexed addressing modes, while the interrupt-driven peripheral set (SCI, SPI, IIC, ECT, PWM, ADC) reduces CPU overhead. The part operates over the standard commercial/industrial temperature range per its speed-grade suffix (CC = 25 MHz, 0C to +70C class). At 5V supply it delivers robust noise margins suited to harsh electrical environments. Typical applications include automotive body control modules, instrument clusters, gateways between CAN networks, industrial PLCs, and motor control panels where CAN connectivity and 5V I/O are mandatory. Design consideration: verify availability early - this part is listed as obsolete/NRND by NXP, so new designs should target S12XE or SPC5 successors, and existing designs should secure lifetime-buy stock. This page synthesizes distributor pricing, pin-compatible alternatives, lifecycle status, and design notes not found in a single manufacturer datasheet.

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MC9S12DG256CCPV - HCS12 16-bit MCU, 256KB Flash, 112-LQFP | NXP
MC9S12DG256CCPV

MC9S12DG256CCPV - HCS12 16-bit MCU, 256KB Flash, 112-LQFP | NXP

The NXP MC9S12DG256CCPV is a 16-bit HCS12 CISC microcontroller integrating 256 KB of on-chip Flash memory, 12 KB of RAM, and 4 KB of EEPROM, housed in a 112-pin LQFP (20x20 mm) package. The HCS12 core operates at up to 25 MHz bus frequency and is built on a 0.25 µm CMOS process. The part includes 91 general-purpose I/O lines, two asynchronous serial communications interfaces (SCI), two serial peripheral interfaces (SPI), an Inter-IC Bus (I2C) module, an 8-channel 10-bit analog-to-digital converter (ADC), an 8-channel pulse-width modulator (PWM), and a Controller Area Network (CAN 2.0) interface. A microcontroller (MCU) is a single-chip computer that contains a CPU core, non-volatile program memory, working RAM, and a mix of on-chip peripherals such as timers, ADCs, and communication controllers. Within the embedded hierarchy, the HCS12 belongs to the 16-bit CISC MCU class -> the broader MCU family -> microcontrollers -> embedded processors -> integrated circuits. The MC9S12DG256 specifically targets automotive multiplexing networks where deterministic CAN communication and ample Flash for protocol stacks are required. Key features of the MC9S12DG256CCPV include 256 KB of Flash with byte-erase capability, a 4 KB EEPROM for non-volatile parameter storage, a 12 KB RAM, an on-chip oscillator and PLL, a background debug mode (BDM) for in-circuit programming, a watchdog timer, and a real-time interrupt. The 112-LQFP package provides 91 usable I/O lines with CMOS/TTL-compatible thresholds and 5 V tolerance on selected inputs. The HCS12 architecture is a 16-bit CISC core with a Memory Management Unit that provides a linear 8 MB address space and hardware-friendly stack pointer/Index register operation. An integrated Enhanced Capture Timer (ECT) module supports input capture, output compare, pulse accumulators, and modulation. The device is engineered to operate between 2.97 V and 5.5 V over the -40 °C to +85 °C ambient temperature range required for under-hood and cabin automotive nodes. Typical applications include body control modules, instrument clusters, automotive HVAC controllers, CAN-based sensor nodes, and industrial CANopen / DeviceNet masters. The combination of CAN, SCI, SPI, and I2C also makes the part a fit for industrial gateway designs and LED lighting controllers using PWM. When designing with this MCU, allocate the 4 KB EEPROM for write-rare calibration constants rather than wear-intensive logs, and place a 100 nF decoupling capacitor within 5 mm of every VDD/VSS pin pair on the 112-LQFP power grid. The BDM interface requires a 6-pin header for in-circuit debug. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical design notes not found in the manufacturer datasheet alone.

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MC9S12DG256CMPV - 16-bit HCS12 MCU 256KB Flash 112-LQFP | NXP
MC9S12DG256CMPV

MC9S12DG256CMPV - 16-bit HCS12 MCU 256KB Flash 112-LQFP | NXP

The NXP (formerly Freescale / Motorola) MC9S12DG256CMPV is a 16-bit HCS12 CISC microcontroller built around the CPU12 core, featuring 256KB of on-chip Flash memory, a 25 MHz maximum bus clock, and 112-pin LQFP (20x20 mm) packaging qualified to AEC-Q100 automotive grade. It operates from a 2.5V/5V supply and is targeted at automotive multiplexing, body electronics, and CAN/J1850 networked embedded designs requiring deterministic 16-bit performance. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), working memory (RAM), and a rich set of on-chip peripherals (timers, ADCs, communication controllers) onto a single silicon die. The HCS12 family is the automotive-grade evolution of the original HC12 architecture, providing CISC instruction set compatibility while boosting throughput, lowering EMI, and integrating peripherals tailored to in-vehicle networking. Within the broader semiconductor taxonomy, an MCU belongs to the embedded processor category, sitting below microprocessors (MPUs) in complexity but above simple ASICs in programmability. The MC9S12DG256CMPV offers 256KB of Flash, 12KB of RAM, 4KB of EEPROM, a 10-bit ADC, multiple SCI/SPI/PWM modules, and an enhanced capture/timer. Its 25 MHz CPU12 core delivers 50 MHz effective instruction throughput (using the 2:1 bus-to-core ratio used across HCS12), with BDM (Background Debug Mode) and a single-wire debug interface for in-circuit development and on-board Flash programming. The CPU12 uses a 16-bit data path with accumulator-indexed addressing and an instruction set upwards-compatible with the HC11. On-chip memory mapping places Flash at 0x0000-0x3FFF and 0x8000-0xBFFF, EEPROM at 0x0800-0x0FFF, and RAM at 0x1000-0x1FFF and 0x2000-0x3FFF (configuration-dependent). The integrated MSCAN module supports CAN 2.0A/B at up to 1 Mbps, and the BDLC module supports J1850 VPW for legacy body controllers. Typical applications include automotive body control modules, instrument clusters, door/seat/mirror modules, HVAC controllers, CAN-based sensor nodes, and industrial PLCs that require deterministic 16-bit real-time response. The AEC-Q100 qualification and -40C to +85C (or +125C extended) operating range make the device appropriate for under-hood and passenger-compartment automotive electronic control units. Designers should budget decoupling capacitance of at least 100 nF on every VDD/VSS pair, place a 4.7-22 uF bulk capacitor near the regulator output, and route the oscillator traces symmetrically with a guard ring. For in-circuit programming, the BKGD pin must be accessible; otherwise the device must be pre-programmed before SMT. This page synthesizes distributor availability, AEC-Q100 qualification evidence, drop-in same-package alternatives (including the higher-memory MC9S12DP512MPVE and lower-memory MC9S12A256MPVE), and practical thermal/design notes not found on a single stockist listing.

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MC9S12DG256CVPV - 16-Bit 25MHz HCS12 MCU, 256KB Flash | NXP / Freescale
MC9S12DG256CVPV

MC9S12DG256CVPV - 16-Bit 25MHz HCS12 MCU, 256KB Flash | NXP / Freescale

The NXP (formerly Freescale / Motorola) MC9S12DG256CVPV is a 16-bit HCS12 microcontroller featuring a 25 MHz CPU core, 256 KB of on-chip Flash, 12 KB RAM, and 4 KB EEPROM, housed in a 112-pin LQFP (20x20 mm) package. It belongs to the MC9S12D-Family, originally designed for automotive multiplexing applications, and integrates dual asynchronous serial communications interfaces (SCI), two 8-channel 10-bit analog-to-digital converters, an 8-channel enhanced capture timer, and an 8-channel pulse-width modulator (PWM) along with CAN, I²C, and SPI interfaces. A microcontroller (MCU) is an integrated circuit that combines a CPU core, program memory (Flash/EEPROM), working memory (RAM), and a programmable set of peripherals such as timers, communication controllers, and analog I/O on a single silicon die. Within the broader semiconductor taxonomy, the MC9S12DG256CVPV sits in the hierarchy: HCS12 core -> 16-bit CISC MCU -> automotive-grade microcontroller -> embedded controller -> semiconductor IC. It uses the S12 instruction set, derived from the Motorola 68HC12 architecture, with BDM (Background Debug Mode) and on-chip single-wire debug support. Key features include 91 general-purpose I/O lines, a Phase-Locked Loop (PLL) based clock generator, a periodic interrupt timer, a real-time interrupt, a watchdog timer, and an external interrupt request block. The wide operating voltage range of 2.97 V to 5.5 V supports both 3.3 V and 5 V automotive electrical environments, and the -40C to +85C (or +105C depending on speed grade) industrial operating temperature range makes it suitable for under-hood and chassis-mounted electronic control units. The HCS12 core implements a 16-bit accumulator-based CISC architecture with a 20-bit ALU and a programmable memory map, offering efficient peripheral integration. The dual SCI blocks enable simultaneous OBD-II diagnostics and gateway communication, while the two 10-bit ADCs allow redundant sensor sampling. The on-chip CAN module is compliant with the Bosch CAN 2.0A/B standard, which is critical for in-vehicle networking. Typical applications include body control modules (BCM), instrument clusters, door/window/liftgate modules, HVAC controllers, immobilizers, and CAN nodes in vehicle multiplexing networks. The device is also commonly used in industrial automation nodes where CAN-based distributed control is required. When designing with this part, ensure the 5V-tolerant I/O configuration matches the target bus levels, and verify the oscillator and PLL settings against the latest NXP errata documents for the mask set in production. Decoupling capacitors of 100 nF per VDD pair and bulk 4.7 µF near the package are recommended for automotive EMC compliance.

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MC9S12DG256MFUE - 16-bit HCS12 MCU, 256KB Flash, 80-QFP | NXP
MC9S12DG256MFUE

MC9S12DG256MFUE - 16-bit HCS12 MCU, 256KB Flash, 80-QFP | NXP

The NXP Semiconductors MC9S12DG256MFUE is a 16-bit HCS12 CISC microcontroller with 256 KB of on-chip Flash, 12 KB RAM, and 4 KB EEPROM, housed in an 80-pin LQFP (QFP-80) package qualified to AEC-Q100 for automotive multiplexing. It operates at up to 25 MHz core frequency from a single 5 V supply and integrates two asynchronous SCI channels, two SPI, one I2C, an 8-channel 10-bit ADC, an 8-channel enhanced capture timer, PWM outputs, and a CAN 2.0 module. The device targets body and chassis ECUs that demand deterministic interrupt response, on-chip memory for bootloader and calibration routines, and a wide peripheral set without external glue logic. A CISC microcontroller (Complex Instruction Set Computer) is a CPU architecture that uses a rich, variable-length instruction set optimized for code density and per-instruction work; the HCS12 family is the 16-bit evolution of the HC08 line, retaining the same M68HC12 instruction set while adding a wider 16-bit datapath, an enhanced indexed addressing mode, and a higher bus bandwidth. Microcontrollers sit at the lowest tier of the compute hierarchy (microcontroller -> embedded processor -> MPU) and are the workhorse of real-time control loops where latency, determinism, and integration matter more than raw throughput. Key features include BDM (Background Debug Mode) and a serial monitor for non-intrusive in-circuit debugging, an external bus interface for memory expansion, an XGate co-processor channel on related family members, and a 32-bit timer for precise event timing. The on-chip EEPROM simplifies parameter storage, while the flash controller supports in-application reprogramming for field firmware updates. The CAN 2.0 A/B module includes 15 message buffers and hardware filtering for offloading the CPU in OSEK/VDX-based automotive stacks. Typical applications include automotive body controllers, instrument clusters, HVAC modules, door/zone ECUs, and industrial PLC-style controllers. The wide AEC-Q100 grade-1 temperature range and the CAN/SPI/SCI mix make the part attractive for any automotive network node that needs non-volatile storage of calibration data. When designing with this MCU, ensure the 5 V rail is clean and decoupled with 100 nF ceramic + 10 uF bulk capacitors within 25 mm of the VDD/VSS pins. The oscillator loop has tight layout requirements; keep the crystal traces short and guarded by a ground ring. Refer to the manufacturer datasheet for background-debug, mode-of-operation, and PLL configuration guidance before bringing up code.

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MC9S12DG256MPVE - 16-bit HCS12 MCU 256KB Flash | NXP
MC9S12DG256MPVE

MC9S12DG256MPVE - 16-bit HCS12 MCU 256KB Flash | NXP

The NXP Semiconductors MC9S12DG256MPVE is a 16-bit HCS12 microcontroller IC with an enhanced HCS12 CISC CPU running at up to 25 MHz, 256 KB (256K x 8) internal Flash, 12 KB RAM, 4 KB EEPROM, an 8-channel 10-bit ADC and 91 general-purpose I/O pins, housed in a 112-pin LQFP (20 x 20 mm) surface-mount package. A 16-bit microcontroller is a single-chip computer that integrates a processor core, memory and peripherals on one die, sitting within the broader hierarchy of MCU -> embedded processor -> semiconductor. The HCS12 (S12) family, originally developed by Motorola and Freescale and now produced by NXP, is a CISC-architecture 16-bit family widely used in automotive and industrial control, where Flash-based program memory allows field updates and pin-compatible family members enable scalable designs across memory options. Key features of the MC9S12DG256 include 256 KB of Flash program memory for large embedded applications, 12 KB of on-chip RAM, 4 KB of EEPROM for non-volatile parameter storage, an 8-channel 10-bit analog-to-digital converter for sensor interfaces, and 91 general-purpose I/O lines. The device is fully pin compatible with other MC9S12DG-family members, letting designers choose different memory sizes without PCB redesign. Technically, the enhanced HCS12 core executes CISC instructions with a 25 MHz maximum bus clock. The integrated Flash, RAM and EEPROM arrays are clocked from the same bus, and the peripheral set - ADC, timer, serial interfaces - is memory-mapped for fast 16-bit access. The 112-LQFP package provides a 0.5 mm pin pitch suitable for standard SMD assembly. Typical applications include automotive multiplexing and body-control modules, industrial control systems, motor management units, and instrumentation. The automotive-oriented heritage and 91 GPIO count make it particularly well suited to node controllers that need many I/O lines and moderate compute. Design consideration: since this part is NRND (Not Recommended for New Designs) per NXP, new designs should evaluate pin-compatible S12 successors or the alternatives listed on this page. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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MC9S12DJ128BCFU - 16-bit 128KB Flash HCS12 MCU | NXP
MC9S12DJ128BCFU

MC9S12DJ128BCFU - 16-bit 128KB Flash HCS12 MCU | NXP

The NXP MC9S12DJ128BCFU is a 16-bit HCS12 microcontroller featuring a CISC core running at 25 MHz, 128 KB of on-chip Flash program memory, 8 KB of RAM, and 2 KB of EEPROM, housed in an 80-pin QFP (PQFP, 14x14 mm) package. It integrates a CANbus controller alongside I2C, SCI, and SPI peripherals, providing connectivity commonly required in automotive body and chassis electronics. The device is qualified to AEC-Q100 standards and supports a 2.5V/5V dual-voltage supply domain, making it compatible with both 5V analog signal chains and 3.3V digital interfaces. What is an HCS12 microcontroller? HCS12 (also called S12) is NXP's (formerly Motorola/Freescale) 16-bit CISC microcontroller family using a memory-mapped register architecture and a rich instruction set that evolved from the HC11. HCS12 devices sit within the broader hierarchy of automotive microcontrollers -> 16-bit microcontrollers -> microcontrollers (MCUs) -> embedded processors -> semiconductors. The DJ sub-family adds dual CAN modules and enhanced I/O for body control modules. Key features include 59 general-purpose I/O pins, an enhanced capture timer with PWM channels, a watchdog timer, and a 25 MHz internal bus clock derived from an external oscillator. The 80-QFP package provides ample pin count for parallel buses and analog inputs while remaining surface-mountable. The Flash memory supports in-application reprogramming via the Background Debug Mode (BDM) interface, enabling firmware updates in the field without removing the device from the PCB. Technical depth: the HCS12 core executes most instructions in a single bus cycle and includes a multiply-and-accumulate engine useful for basic signal-processing workloads. The integrated CAN 2.0ms controller modules (msCAN) implement the Bosch CAN specification and can operate autonomously from the CPU, offloading message buffering. The 2 KB EEPROM block supports byte-erase and byte-program operations suitable for storing calibration constants and fault logs. Typical applications include automotive body control modules, HVAC controllers, instrument clusters, industrial CAN nodes, and factory automation gateways. The dual CAN ports allow the device to act as a gateway between two automotive networks, such as powertrain CAN and body CAN. When designing with this device, ensure the BDM interface is brought out to a header for in-circuit debugging and field firmware updates. The 5V analog supply rail (VDDA) and 5V digital supply rail (VDDR) should be decoupled separately to prevent digital switching noise from coupling into ADC conversions. This page synthesizes NXP datasheet specifications, distributor pricing, drop-in alternatives within the HCS12 family, and practical design notes not found on a single distributor page.

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MC9S12DJ128BCPV - 16-bit 25MHz HCS12 MCU 128KB Flash | NXP
MC9S12DJ128BCPV

MC9S12DJ128BCPV - 16-bit 25MHz HCS12 MCU 128KB Flash | NXP

The NXP MC9S12DJ128BCPV is a 16-bit HCS12 microcontroller IC running at 25 MHz with 128 KB (128K x 8) of on-chip Flash and a 112-pin LQFP (20x20 mm) package. It belongs to NXP's (formerly Freescale) HCS12 automotive/industrial MCU family and targets applications that need CAN, SCI/SPI, and analog front-end integration on a single die. A microcontroller (MCU) is a programmable system-on-a-chip that integrates a CPU, RAM, non-volatile memory (Flash/EEPROM), and peripherals such as timers, ADC, PWM, and communication controllers. The HCS12 sits in the 16-bit MCU category, sitting hierarchically above 8-bit MCUs (e.g., HC11, 8051) and below 32-bit Cortex-M microcontrollers. HCS12 devices use a CISC HCS12 core with BDM (Background Debug Mode) for non-intrusive in-system programming and debug, making them popular in automotive body and chassis modules as well as industrial control. Key features of the MC9S12DJ128BCPV include the 25 MHz HCS12 CPU core with integrated third-generation Flash, 8 KB of RAM, 2 KB of EEPROM, dual CAN 2.0A/B controllers (msCAN), two SCI, one SPI, an 8-channel 10-bit ADC, an 8-channel PWM, and the BDM/JTAG debug interface. The Flash supports in-application re-programming via the integrated MSCAN module, allowing firmware updates on deployed units. Architecturally, the device uses a 16-bit HCS12 core with an enhanced XGATE co-processor-free design (the B variant adds 8 KB RAM compared with earlier revs), AGDT-style lockout for safety-critical code, and the 112-LQFP exposes the full peripheral set. The 128 KB Flash is organized as 128K x 8 (single bank), enabling easier in-application reprogramming. Typical applications include automotive body controllers, instrument clusters, HVAC modules, industrial CAN nodes, and appliance control. The dual CAN interface makes it especially suitable for in-vehicle networking (LIN-CAN gateways). When designing with this part, allocate adequate decoupling on each VDDR/VSSX pair (4.7 uF bulk + 0.1 uF per pin), respect the PLL electrical characteristics when configuring bus speed up to 25 MHz, and use BDM for field firmware upgrade. Avoid driving unused CMOS inputs above VDDX + 0.3 V to prevent latch-up per the device user guide. This page synthesizes current distributor pricing, drop-in alternatives from the MC9S12 family, and practical design notes not found on the standalone NXP product page.

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MC9S12DJ128BMPV - 16-bit 25MHz MCU | NXP | Automotive
MC9S12DJ128BMPV

MC9S12DJ128BMPV - 16-bit 25MHz MCU | NXP | Automotive

The NXP Semiconductors MC9S12DJ128BMPV is a 16-bit automotive-grade microcontroller with a maximum clock speed of 25 MHz, supplied in a 112-terminal LQFP package. It is designed for embedded control systems that require deterministic processing, automotive temperature grading, and a substantial set of mixed-signal and communication peripherals. A microcontroller is a programmable system-on-chip that combines a processor core, memory, peripherals, and interface logic on one semiconductor device. The MC9S12DJ128BMPV belongs to the 16-bit embedded-processor class within the broader microcontroller hierarchy, where processor architecture, on-chip peripherals, package design, and application requirements determine suitability. The verified product data identifies the device as a 16-bit MCU operating up to 25 MHz. Its package information identifies an LQFP package with 112 terminals, a gull-wing package form, and an automotive temperature grade. Detailed Flash size, SRAM capacity, ADC characteristics, timer counts, communication channels, supply voltage, and memory-map details are not present in the supplied source excerpts and therefore require confirmation from the manufacturer documentation. The part is suitable for automotive body electronics, industrial automation, commercial control systems, sensor-conditioning equipment, and general embedded control products. Its 25 MHz ceiling supports time-sensitive control tasks where deterministic execution, peripheral integration, and low external component count are important. The automotive grade shown in the verified Partstack listing is a procurement and design signal, but qualification details beyond that listing are unavailable here. The LQFP-112 footprint requires a carefully designed PCB with adequate pin escape routing, ground distribution, decoupling, and programming access. Because the provided excerpts do not include the complete pin table, the package is not safely treated as a confirmed universal replacement. Verify all pin functions, alternate multiplexing, supply pins, and programming interfaces against the official datasheet before schematic capture or substitution. This product page combines verified distributor, manufacturer-document, and distributor-directory information with explicit data gaps. It distinguishes the confirmed 16-bit, 25 MHz, automotive, and LQFP-112 attributes from electrical and peripheral parameters that remain [DATA_NEEDED], helping engineers make an initial sourcing decision without guessing. The key engineering takeaway is simple: MC9S12DJ128BMPV is a confirmed 16-bit, 25 MHz automotive microcontroller in a 112-terminal LQFP package, while detailed resource limits and replacement compatibility require the complete official datasheet and a validated cross-reference review.

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MC9S12DJ128CPVE - HCS12 16-bit MCU, 128KB Flash, 112-LQFP | NXP
MC9S12DJ128CPVE

MC9S12DJ128CPVE - HCS12 16-bit MCU, 128KB Flash, 112-LQFP | NXP

The NXP MC9S12DJ128CPVE is a 16-bit HCS12 microcontroller IC with a 25 MHz CPU core, 128 KB (128K x 8) of on-chip Flash memory, and a 112-pin LQFP package measuring 20 x 20 mm. It belongs to the S12D family of automotive-grade microcontrollers and is sourced from NXP Semiconductors (formerly Freescale). The part is flagged NRND (Not Recommended for New Designs) on the official NXP product page, indicating it is in the final lifecycle phase before discontinuation. A 16-bit microcontroller (MCU) is a programmable processor with an internal data path of 16 bits, providing a balance between the simplicity of 8-bit devices and the computational throughput of 32-bit cores. Within the broader taxonomy, the MC9S12DJ128CPVE sits under HCS12 -> 16-bit MCU -> microcontroller -> embedded processor -> semiconductor. It is widely used in automotive body electronics, industrial control, and consumer appliances where deterministic real-time response, on-chip analog peripherals, and CAN connectivity are valued. Key features include two asynchronous serial communications interfaces (SCI), two synchronous serial peripheral interfaces (SPI), one Inter-IC (I2C) bus interface, an 8-channel IC/OC enhanced capture timer, two 8-channel 10-bit analog-to-digital converters (ADC), an 8-channel pulse-width modulator (PWM), and 20 discrete digital I/O lines. The HCS12 core integrates the standard S12 instruction set with background debug mode (BDM) and on-chip interrupt control. The architecture combines a 16-bit RISC-like programming model with a rich set of mixed-signal peripherals. The dual 10-bit ADC, 8-channel PWM, and CAN-compatible timers enable the part to replace multiple external components in motor-control and sensor-interface designs. System resource mapping, clock generation, interrupt control, and bus interfacing are all handled on-chip, simplifying board layout. Typical applications include automotive body controllers, HVAC control modules, instrument clusters, industrial CAN nodes, and battery management peripherals. Its wide operating voltage range and automotive temperature grade make it suitable for under-hood and chassis deployments, while the LQFP-112 footprint allows conventional SMT assembly. When designing with the MC9S12DJ128CPVE, engineers should review the NRND notice on the NXP product page and plan a migration path. The S12X and S12 MagniV families offer pin-compatible successors with additional memory and CAN FD support. Verify supply-chain availability before committing to new designs.

USD $19.75 在庫あり
MC9S12DJ128MFUE - 16-bit HCS12 MCU, 128KB Flash, 80-LQFP | NXP
MC9S12DJ128MFUE

MC9S12DJ128MFUE - 16-bit HCS12 MCU, 128KB Flash, 80-LQFP | NXP

The NXP MC9S12DJ128MFUE is a 16-bit HCS12 CISC microcontroller with 128KB of on-chip Flash memory and a 50 MHz maximum bus clock, housed in an 80-pin LQFP package (14x14 mm). It integrates 128KB of Flash, 8KB of RAM, and 2KB of EEPROM, along with dual CAN 2.0 controllers, dual SCI/UART, dual SPI, an 8-channel 10-bit ADC, and an 8-channel PWM module, all on a single die. According to the manufacturer datasheet, the part operates from a 2.35V to 2.75V supply (5V-tolerant I/O) and supports 59 discrete digital I/O lines, making it a highly integrated solution for automotive body and chassis networking. A microcontroller (MCU) is a single-chip computer containing a CPU, memory, and peripherals. The HCS12 family from NXP is a 16-bit CISC architecture widely used in automotive and industrial embedded systems because of its deterministic interrupt latency, robust on-chip peripherals, and broad ecosystem of development tools. MCUs sit at the top of the embedded hierarchy: MCU -> embedded controller -> semiconductor IC. The MC9S12DJ128 belongs to the S12XD sub-family, which adds an XGATE co-processor for offloading interrupt-driven tasks from the main CPU. Key features include 128KB Flash, 8KB RAM, 2KB EEPROM, dual CAN 2.0A/B controllers, two SCI channels, two SPI channels, an 8-channel 10-bit ADC, an 8-channel PWM, and 59 I/O pins. The 50 MHz internal bus clock yields 25 MIPS of CPU throughput, while the integrated Background Debug Mode (BDM) and on-chip voltage regulator simplify in-system programming and field updates. The architecture pairs the standard HCS12 CPU with a peripheral-rich bus matrix, hardware ECC for Flash integrity, and a clock-and-reset generator with PLL. Dual 5V-tolerant CAN controllers enable gateway and network-node applications where bus arbitration and message filtering are required at the silicon level rather than in driver software. Typical applications include automotive body controllers, CAN gateway nodes, industrial PLCs, HVAC controllers, and sensor interface modules. The wide operating temperature range and dual CAN interfaces make it especially well-suited to vehicle network ECUs that must survive under-hood thermal stress. When designing with this device, ensure the 2.35V-2.75V supply rail is well-decoupled and that the external crystal or resonator meets the datasheet's load-capacitance specification. The on-chip regulator requires an external pass transistor; refer to the reference schematic for component selection. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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MC9S12DJ128MPVE - 16-bit HCS12 MCU, 128KB Flash | NXP
MC9S12DJ128MPVE

MC9S12DJ128MPVE - 16-bit HCS12 MCU, 128KB Flash | NXP

The NXP MC9S12DJ128MPVE is a 16-bit HCS12 microcontroller built around the standard S12D core, integrating 128KB of on-chip Flash, 8KB RAM and 2KB EEPROM, and packaged in a 112-pin LQFP (20x20 mm). It operates from a 2.35V to 2.75V supply and runs the HCS12 CPU at up to 25MHz bus speed, with internal Phase-Locked Loop (PLL) clock generation. The device includes two asynchronous Serial Communication Interfaces (SCI), one Serial Peripheral Interface (SPI), one Inter-IC Bus (I2C), two 8-channel 10-bit Analog-to-Digital Converters (ADC), an 8-channel Pulse-Width Modulator (PWM), and 59 general-purpose digital I/O lines. The 'MPVE' suffix denotes the mask-set grade and LQFP-112 package option. A microcontroller (MCU) is an integrated circuit containing a CPU, memory and peripherals on a single die, used to control embedded systems. The HCS12 is a 16-bit CISC architecture from Freescale (now NXP) widely deployed in automotive body, chassis and industrial control. Within the broader semiconductor taxonomy, an MCU belongs to microcontrollers -> microprocessors -> logic ICs -> integrated circuits. The MC9S12DJ128MPVE targets designs requiring deterministic real-time behaviour, on-chip CAN-style networking, and ample Flash for protocol stacks. Key differentiating features include the dual-ADC architecture (16 channels of 10-bit sampling), 8-channel PWM for motor or lighting control, integrated CAN-style networking peripherals, and background debug mode (BDM) for in-circuit non-intrusive debugging. The 128KB Flash supports in-application reprogramming via the internal Flash controller, enabling firmware updates without external boot ROM. Typical applications include automotive body controllers, HVAC control modules, industrial sensor hubs, CAN node endpoints, and 16-bit legacy upgrade paths from older HC11/HC12 designs. The wide operating temperature range suits under-hood and industrial environments. When designing with this MCU, allocate a 4.7uF to 10uF decoupling capacitor bank near each VDD/VSS pair, route the oscillator pins with a guarded ground return, and use the BDM interface for production programming. Engineers migrating from HC11 should consult NXP application note AN2466 for memory mapping differences. This page synthesises distributor pricing, drop-in HCS12 family alternatives, and practical design notes not found in the manufacturer datasheet alone.

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MC9S12DJ128VFUE - 16-Bit 25MHz 128KB Flash MCU | NXP
MC9S12DJ128VFUE

MC9S12DJ128VFUE - 16-Bit 25MHz 128KB Flash MCU | NXP

The NXP Semiconductors MC9S12DJ128VFUE is a 16-bit HCS12 microcontroller operating at 25 MHz with 128 KB of Flash program memory, 8 KB of RAM, and 2 KB of EEPROM. It is packaged in an 80-pin plastic LQFP/PQFP surface-mount package measuring 14 x 14 mm. The device also provides 59 I/O lines for vehicle networking, body electronics, and embedded control systems. A microcontroller is a programmable semiconductor that integrates a processor core, memory, peripherals, and input/output interfaces on one device. The MC9S12DJ128VFUE belongs to the HCS12 family and combines a 16-bit CISC-style core with serial communications, analog conversion, timing, and watchdog resources. This makes it suitable for embedded systems that require deterministic control, automotive networking, and mixed analog/digital signal acquisition. The verified feature set includes two asynchronous serial communications interfaces, two 8-channel 10-bit analog-to-digital converters, an 8-channel PWM module, a watchdog timer, CANbus capability, I2C, SPI, and SCI connectivity. Its 128 KB Flash memory supports 128K x 8 organization, while the stated 2.35 V to 2.75 V supply range identifies a 2.5 V operating class. The family documentation also identifies 20 discrete digital I/O lines, while distributor records report 59 total I/O ports. The MC9S12DJ128VFUE belongs to the MC9S12D family, designed with fully pin-compatible members to support scalable memory and peripheral options. This family characteristic can simplify board planning when a design changes memory capacity or peripheral requirements without requiring a complete PCB redesign. Clock generation, interrupt control, resource mapping, and bus interface functions are integrated into the device. Typical applications include automotive body modules, multiplexing controllers, motor and relay control, instrumentation, industrial embedded controllers, and CAN-based nodes. The CANbus, SCI, SPI, and I2C interfaces support communication with sensors, actuators, diagnostic equipment, and other embedded controllers. The watchdog timer improves system resilience by helping detect abnormal execution states, while the PWM outputs suit motor, lamp, and proportional valve control. Designers should verify the complete electrical and pin-level requirements against the manufacturer datasheet before layout or firmware substitution. The verified distributor descriptions differ on package terminology and report conflicting clock information; the authoritative selection record from DigiKey identifies 25 MHz, while another result lists 50 MHz. Validate the operating frequency, voltage variants, pin multiplexing, and automotive qualifications for the exact suffix before release to production. This page consolidates verified manufacturer and distributor information, package data, interface details, memory characteristics, and engineering cautions. It also distinguishes explicitly verified facts from fields that require confirmation, helping engineers evaluate the MC9S12DJ128VFUE without relying on unverified generic substitutions.

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