MC9S12DT512CPVE - 16-Bit 25MHz 512KB Flash MCU | NXP
MPN: MC9S12DT512CPVE ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $36.02 | $36.02 |
| 10 | $36.02 | $360.20 |
| 100 | $36.02 | $3,602.00 |
| 500 | $36.02 | $18,010.00 |
| 1,000 | $36.02 | $36,020.00 |
MC9S12DT512CPVE Overview
The HCS12 is a 16-bit CISC microcontroller family within the embedded processor and microcontroller hierarchy. MCUs integrate a CPU, memory, peripherals, and I/O into one device so embedded systems can execute control software while reading sensors, driving actuators, and communicating with external circuits. The MC9S12DT512CPVE targets applications that require deterministic control, substantial Flash storage, and multiple mixed-signal peripherals.
Verified source data identifies the MCU as a 16-bit device with a 25 MHz maximum clock, 512 KB Flash, 112 LQFP pins, 91 I/O ports, and a 2.35 V to 2.75 V supply range. One secondary datasheet result states 50 MHz, but the NXP and distributor results identify 25 MHz; the conflicting 50 MHz value is not used as an authoritative product specification. The package is a square surface-mount LQFP with gull-wing leads, industrial temperature-grade information is reported by one distributor, and lifecycle status is shown as active by the NXP page.
The peripheral mix makes the device suitable for industrial and embedded control systems. The two ADC channels provide analog measurement capability, the PWM channels support timing and motor-control functions, and the enhanced capture timer supports input-event measurement. Serial interfaces can connect the MCU to sensors, transceivers, actuators, or service equipment. The 512 KB Flash capacity provides room for application code and firmware updates, although memory-map and bootloader details must be confirmed from the manufacturer documentation.
Typical designs place this MCU at the center of a control board with sensor inputs connected to the ADC channels, timers generating control signals, and serial links communicating with external modules. Engineers should verify voltage levels, pin multiplexing, clock configuration, reset behavior, and peripheral instance availability against the official datasheet before final PCB release.
A key design consideration is package and signal integrity. The 112-LQFP footprint has fine-pitch leads and requires careful fanout, decoupling, grounding, and assembly planning. The manufacturer product page and datasheet should be consulted for the authoritative pinout, electrical limits, recommended operating conditions, and application circuit.
This page consolidates the verified NXP product information, distributor specifications, package details, and cross-reference research into a practical selection reference for engineers evaluating the MC9S12DT512CPVE.
Drop-in alternatives for MC9S12DT512CPVE — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with MC9S12DT512CPVE (same form factor and footprint) — differing in Package, Lifecycle Status, ADC, PWM Channels, ADC Resolution.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC9S12DP512CPVE
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View Datasheet →MC9S12DP512MPVE
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$9.45 / Unit
View Datasheet →MC9S12DT256VPVE
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View Datasheet →MC9S12DJ128CPVE
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$19.75 / Unit
View Datasheet →MC9S12DJ256MFUE
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View Datasheet →MC9S12DT512CPVE Maximum Ratings & Electrical Characteristics
| Device Type | 16-bit HCS12 microcontroller |
| Maximum Clock Speed | 25 MHz |
| Flash Memory | 512 KB |
| Data Bus Width | 16 bit |
| Supply Voltage Range | 2.35 V to 2.75 V |
| ADC | Two 8-channel, 10-bit ADCs |
| ADC Resolution | 10 bit |
| PWM | 8-channel PWM |
| Serial Communication Interfaces | Two asynchronous serial communication interfaces |
| Timer | 8-channel IC/OC enhanced capture timer |
| Discrete Digital I/O Lines | 20 |
| I/O Ports | 91 |
| Package | 112-LQFP, 20 mm x 20 mm |
| Mounting Type | Surface mount |
| Temperature Grade | Industrial |
| Lifecycle Status | Active |
| Core Architecture | HCS12 CISC |
| Inter-IC Bus | Inter-IC Bus System |
| RoHS Compliance | unknown |
| REACH Compliance | unknown |
| AEC-Q100 Qualification | not_applicable |
MC9S12DT512CPVE 112-lqfp, 20 mm x 20 mm Pin Configuration Guide
Pin configuration for MC9S12DT512CPVE (112-lqfp, 20 mm x 20 mm package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MC9S12DT512CPVE.
Refer to the datasheet for full pin configuration.
Typical Applications
MC9S12DT512CPVE is suitable for 6 applications: Industrial Sensor Control, Motor and PWM Control, Industrial Communication Gateway, Measurement and Instrumentation, Automotive and Vehicle Electronics, Digital Control and Automation.
Industrial Sensor Control
MC9S12DT512CPVE fits industrial sensor-control boards that need analog measurements, digital I/O, timing, and local control logic in one MCU. The two 8-channel 10-bit ADC sections can sample sensor outputs, while the 20 discrete digital I/O lines support sensors, interlocks, status indicators, and actuator control. Its verified 2.35 V to 2.75 V supply range and 25 MHz maximum clock make it suitable for embedded control systems operating from a regulated low-voltage rail. The 512 KB Flash provides application-code capacity, while the 112-LQFP package exposes the device’s broader peripheral set. Designers should assign analog and digital pins according to the datasheet, place decoupling close to supply pins, and validate ADC settling, noise, and grounding in the completed board.
Recommended
Motor and PWM Control
MC9S12DT512CPVE is suitable for embedded motor and actuator-control designs where PWM generation, event capture, and real-time control are needed. Its verified 8-channel PWM can generate multiple timing outputs, and the enhanced IC/OC capture timer can measure input events or feedback signals. The 16-bit HCS12 core operates up to 25 MHz according to the verified distributor and NXP results. A practical design would use timer outputs for gate-drive or actuator-control signals, ADC channels for current or position sensing, and serial interfaces for a host or diagnostics link. The engineer must verify timer clocking, PWM resolution, pin multiplexing, electrical drive levels, and thermal conditions in the target motor system rather than assuming the MCU directly drives a motor.
Recommended
Industrial Communication Gateway
MC9S12DT512CPVE can serve as a gateway or embedded communications controller in equipment that bridges local I/O and serial devices. The verified NXP information identifies two asynchronous serial communication interfaces, allowing designers to connect the MCU to sensors, transceivers, service ports, or external controllers. The 512 KB Flash capacity is useful for protocol and application firmware, while the 91 reported I/O ports provide substantial board-level connectivity. In a gateway design, the MCU can poll ADC channels, manage digital interlocks, format data, and forward status information. Designers should validate electrical levels, baud-rate requirements, bus direction, isolation, grounding, and timing margins. The component is a microcontroller, not a protocol converter, so external transceivers and protection components may be required.
Recommended
Measurement and Instrumentation
MC9S12DT512CPVE is applicable to measurement instruments that combine analog sensing, timed acquisition, and a local user or service interface. Its two 8-channel 10-bit ADC sections provide 16 nominal analog conversion channels, while the enhanced capture timer helps establish acquisition timing. The 512 KB Flash can hold firmware and calibration logic, and the 16-bit HCS12 architecture supports the control workload described by the manufacturer. A practical instrument design would buffer sensor outputs, provide a clean low-noise supply, connect service communications to an asynchronous serial interface, and use digital I/O for range selection or status. Input protection, analog bandwidth, reference quality, sampling strategy, calibration storage, and EMC performance must be designed and tested separately.
Recommended
Automotive and Vehicle Electronics
MC9S12DT512CPVE may be evaluated for vehicle-electronics control modules that require multiple inputs, analog measurements, timing, and serial connectivity. The verified data identifies an industrial temperature grade, 2.35 V to 2.75 V operation, 25 MHz maximum clock, 20 discrete digital I/O lines, two 10-bit ADC sections, and two serial interfaces. These resources can support body, actuator, or auxiliary control functions when the system architecture and external protection circuitry are appropriate. However, the supplied data does not state AEC-Q100 qualification, automotive qualification status, transient immunity, or functional-safety rating. Therefore, do not approve the MCU for a safety-critical automotive design without obtaining the current NXP qualification and reliability documentation.
Recommended
Digital Control and Automation
MC9S12DT512CPVE is a good candidate for compact digital automation controllers where one MCU must coordinate sensors, outputs, timers, and communications. The 91 reported I/O ports, 20 discrete digital lines, PWM channels, and capture timer support sequencing and feedback functions in machinery, test equipment, or embedded automation products. The 512 KB Flash supports a relatively substantial firmware image, and the 112-LQFP package provides access to the device’s full pin set. A robust implementation should separate analog and digital return paths, use local bypass capacitors, define reset and power sequencing, and keep high-current switching away from sensitive ADC and clock nodes. Firmware must also account for startup states, watchdog behavior, and fault handling before field deployment.
Recommended
Recommended Products Summary
Engineering reference data for MC9S12DT512CPVE — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC9S12DP512CPVE | MC9S12DP512MPVE | MC9S12DT256VPVE | MC9S12DJ128CPVE |
|---|---|---|---|---|---|
| Device Type | 16-bit HCS12 microcontroller | 16-bit HCS12 microcontroller | 16-bit HCS12 microcontroller | 16-bit HCS12 microcontroller | 16-bit HCS12 microcontroller |
| Package | 112-LQFP | 112-LQFP | 112-LQFP | 112-LQFP | 112-LQFP |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
Key Differentiators
- High Flash capacity for embedded control firmware (vs MC9S12DT256VPVE)
- Same verified clock class for related HCS12 control devices (vs MC9S12DP512CPVE)
- Integrated analog and timing resources (vs MC9S12DJ128CPVE)
Design Notes
Design the supply rail within the verified 2.35 V to 2.75 V range and place the required bypass capacitors close to the device supply pins according to the NXP datasheet. Keep analog and digital return paths controlled, provide a clean reference for the ADC subsystem, and verify startup, reset, and power-sequencing behavior before enabling peripherals. The supplied sources do not specify exact capacitor values, so component sizing must follow the manufacturer guidance rather than an invented value.
Use a layout that accounts for the 112-LQFP footprint and its fine-pitch gull-wing leads. Fan out power, ground, clock, reset, ADC inputs, timer outputs, and serial signals deliberately. Minimize analog trace lengths where possible, keep switching loops compact, and provide adequate ground-plane continuity under the device. Confirm land pattern, paste mask, assembly clearances, and pin numbering against the official NXP package drawing before fabrication.
Treat clock, reset, serial, and timer signals as board-level timing interfaces. Use short, properly terminated routes where required, avoid routing high-current switching nodes beneath sensitive analog or communication traces, and keep external protection networks close to the connector or driver. The verified data does not specify trace-impedance, rise-time, or isolation requirements, so these values must be established from the complete system specification and NXP electrical characteristics.
Do not substitute a related S12 part solely because it has the same 112-LQFP package. Confirm the complete pinout, alternate functions, supply limits, memory size, ADC channels, timer resources, boot behavior, and software device identifier. The retrieved cross-reference material confirms related families but does not prove pin-to-pin equivalence. Treat every unverified alternative as a redesign candidate until the manufacturer comparison and PCB review are complete.
Compliance Information
The supplied verified sources do not explicitly provide RoHS, REACH, lead-free, halogen-free, conflict-minerals, or automotive-qualification status for MC9S12DT512CPVE. AEC-Q100 is recorded as not_applicable because the data does not identify this part as an automotive-qualified device.