S9S12DG12F1CPVE - 16-Bit 25MHz 128KB Flash MCU | NXP
MPN: S9S12DG12F1CPVE ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
S9S12DG12F1CPVE Overview
An HCS12 microcontroller is an embedded MCU architecture that combines a 16-bit CPU core with flash program memory, RAM, timers, communication interfaces, and analog peripherals on one device. The S12 family is commonly used in vehicle body, powertrain-adjacent, industrial, and communications systems where predictable timing, deterministic interrupt handling, and long product lifecycles are important.
The verified part information identifies the S9S12DG12F1CPVE as a 16-bit MCU with an S12 core, 128KB flash, 25MHz operation, 91 I/O, and automotive qualification. Its listed peripherals include two asynchronous serial communications interfaces, an eight-channel interrupt/OC enhanced capture timer, and two eight-channel 10-bit analog-to-digital converters. The part also has connectivity described as CANbus, I²C, SCI, and SPI, plus PWM and watchdog functions.
The device is offered in a 112-LQFP package measuring 20mm by 20mm according to the distributor data. Its operating temperature range is listed as -40°C to +85°C. This combination makes it relevant to automotive controllers, body electronics, industrial automation, sensor aggregation, actuator control, and CAN-connected embedded systems where a 16-bit control platform and multiple peripheral functions are required.
Because the NXP product page identifies the component as end of life, new designs should verify long-term availability and migration requirements before committing to the device. Existing automotive or industrial products may still find supply through authorized distributors, but firmware, tooling, qualification records, and exact package compatibility should be reviewed before substitution.
For PCB integration, use the manufacturer datasheet and package drawing to confirm every pin assignment, pin multiplexing, power requirement, clock configuration, and decoupling value. The LQFP footprint offers accessible pins for automated assembly, but the 112-pin package still requires careful escape routing, ground-plane continuity, and thermal planning.
This product page consolidates verified manufacturer and distributor information, package details, lifecycle status, comparison candidates, and practical replacement guidance. Because the part is marked end of life and the supplied web results do not include detailed pricing or complete manufacturer pinout tables, those fields remain explicitly identified as requiring verification.
Drop-in alternatives for S9S12DG12F1CPVE — 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 S9S12DG12F1CPVE (same form factor and footprint) — differing in Package, Operating Temperature, ADC, Connectivity, Lifecycle Status.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC9S12DJ128CPVE
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View Datasheet →MC9S12DG128CPVE
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View Datasheet →MC9S12A128BCPV
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View Datasheet →MC9S12DJ128VFUE
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View Datasheet →S9S12DG128F0MLH
✅ Drop-In📋 Reference alternative (not in catalog)
S9S12DG12F1CPVE Maximum Ratings & Electrical Characteristics
| Product Type | 16-bit HCS12/S12 automotive-qualified microcontroller |
| Core | S12 core |
| Program Memory | 128KB flash |
| Operating Frequency | 25MHz |
| I/O Count | 91 I/O |
| ADC | Two 8-channel, 10-bit analog-to-digital converters |
| Serial Communications | Two asynchronous serial communications interfaces |
| Timer | 8-channel interrupt/OC enhanced capture timer |
| Connectivity | CANbus, I²C, SCI, and SPI |
| Peripheral Functions | PWM and watchdog timer |
| Operating Temperature | -40°C to +85°C |
| Package | 112-LQFP (20mm x 20mm) |
| Mounting Type | Surface mount |
| Series | HCS12 |
| Lifecycle Status | End of life |
| Automotive Qualification | Automotive qualified |
S9S12DG12F1CPVE 112-lqfp (20mm x 20mm) Pin Configuration Guide
Pin configuration for S9S12DG12F1CPVE (112-lqfp (20mm x 20mm) 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 S9S12DG12F1CPVE.
Refer to the datasheet for full pin configuration.
Typical Applications
S9S12DG12F1CPVE is suitable for 6 applications: Automotive Body Control, CAN Network Sensor Hub, Industrial Actuator Controller, Vehicle Power and Relay Interface, Embedded Data Acquisition System, HMI and Motor Sequencing Controller.
Automotive Body Control
The S9S12DG12F1CPVE fits automotive body-control applications because it combines a 16-bit S12 core, 128KB flash, 91 I/O, CANbus connectivity, and an automotive-qualified status in a 112-LQFP package. Its listed PWM and watchdog functions support actuator and safety monitoring, while the two 8-channel 10-bit ADC sections can acquire sensor signals for vehicle subsystems. The MCU would typically connect to CAN transceivers, switches, relays, and sensor circuits. Because lifecycle status is end of life, production use requires supply-risk review, firmware preservation, and confirmation of the exact automotive qualification documentation.
Recommended
CAN Network Sensor Hub
For a CAN-connected sensor hub, the S9S12DG12F1CPVE provides the combination of CANbus, SPI, I²C, SCI, and analog conversion resources needed to aggregate inputs from vehicle or industrial sensors. The verified specification lists two 8-channel 10-bit ADCs, enabling up to 16 converter channels at the peripheral level, while 91 I/O supports digital status and control signals. A practical design would place external CAN and sensor-interface protection close to the connector, use the MCU for filtering and fault management, and validate timing against the selected bus and sensor devices.
Recommended
Industrial Actuator Controller
The MCU is suitable for industrial actuator control where deterministic embedded logic must coordinate sensors, outputs, communications, and fault handling. Its PWM and watchdog functions are useful for motor, valve, or relay sequencing, while the S12 16-bit core and 25MHz operating point provide embedded processing headroom for control state machines. The verified 112-LQFP 20mm x 20mm package simplifies pin access compared with a dense fine-pitch package, but industrial designs still need verified supply rails, clock components, output-driver interfaces, and protection networks before schematic release.
Recommended
Vehicle Power and Relay Interface
S9S12DG12F1CPVE can serve as the supervisory controller in a vehicle relay or power-distribution module because the verified feature set includes 91 I/O, PWM, watchdog, ADC, and CANbus. Inputs can be conditioned for switch status, current sensing, temperature sensing, and fault detection, while the MCU controls external drivers rather than switching high current directly. The 112-LQFP package provides a practical land pattern for automotive control boards, but final design work must confirm pin multiplexing, logic levels, transient immunity, grounding, and the required automotive qualification evidence.
Recommended
Embedded Data Acquisition System
The verified two-channel ADC configuration makes S9S12DG12F1CPVE relevant to embedded data-acquisition systems that must combine analog measurements with digital control and external communications. Each ADC is described as eight-channel and 10-bit, allowing sensor signals to be multiplexed into the MCU while SCI, SPI, or CANbus carries results to a host or another controller. The -40°C to +85°C listed range supports many industrial environments, but analog accuracy, reference voltage, input ranges, sampling time, and calibration requirements are not specified in the supplied data and must be confirmed in the datasheet.
Recommended
HMI and Motor Sequencing Controller
For an embedded HMI or motor-sequencing controller, the S9S12DG12F1CPVE combines 91 I/O with PWM, watchdog, serial connectivity, and analog inputs. This supports button and display-interface handling, position or limit sensing, stepper or brushless sequencing, and host communications through SCI, SPI, I²C, or CANbus. The 16-bit S12 core is appropriate for fixed-function control logic, but actual motor voltage, current, driver topology, and timing margins are outside the supplied data. Engineers should treat the part as an end-of-life design choice and validate any migration carefully.
Recommended
Recommended Products Summary
Engineering reference data for S9S12DG12F1CPVE — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC9S12DJ128CPVE | MC9S12DG128CPVE | MC9S12A128BCPV | MC9S12DJ128VFUE | S9S12DG128F0MLH |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | Freescale Semiconductor | Freescale Semiconductor | Freescale Semiconductor | Freescale Semiconductor | NXP Semiconductors |
Key Differentiators
- Verified automotive-oriented configuration (vs MC9S12DJ128CPVE)
- Documented integrated ADC resources (vs MC9S12DG128CPVE)
- Broad verified connectivity set (vs MC9S12A128BCPV)
- Verified 25MHz operating point and 128KB flash (vs MC9S12DJ128VFUE)
Design Notes
The supplied data does not include the S9S12DG12F1CPVE supply-voltage ranges or absolute maximum ratings. Before placing the 112-LQFP device in a schematic, obtain the manufacturer datasheet and identify every supply domain, decoupling requirement, reset input, oscillator connection, and I/O voltage reference. Do not reuse supply values from another S12 variant without checking the exact ordering code. Validate power sequencing and unused-pin states against the package-level electrical table.
The verified package is 112-LQFP, 20mm x 20mm. Preserve the manufacturer land pattern and pin-1 orientation, and route high-current or noisy automotive and industrial interfaces away from sensitive MCU inputs. Use a continuous ground reference where practical, place required bypass capacitors close to the corresponding supply pins, and keep clock and reset traces short. Because no complete pinout is supplied here, do not assign external circuitry until the official package drawing confirms each pin function and muxing.
The most significant selection risk is treating a related MC9S12 or S9S12 comparison result as an automatic drop-in replacement. The available evidence establishes related family naming and some package or memory similarities, but it does not prove pin-level compatibility. Before substitution, compare every power, ground, clock, reset, debug, communications, ADC, timer, and unused-pin connection, then review firmware startup code, interrupt vectors, timing, qualification, and lifecycle status.
The supplied data does not provide thermal resistance, maximum junction temperature, or power dissipation. Use the manufacturer thermal characterization for the actual PCB stack-up and copper area. For a 112-LQFP, thermal performance depends strongly on exposed copper, via distribution, airflow, and neighboring heat sources; package size alone cannot establish reliability. Calculate junction temperature from the exact operating current, supply voltage, and measured or datasheet-based dissipation rather than estimating from clock speed.
Compliance Information
The verified distributor result states automotive qualified, but the supplied data does not provide explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. These fields remain unknown rather than inferred.
