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NXP Semiconductors S9S12GN48F0VLH
- Part No.:
- S9S12GN48F0VLH
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
S9S12GN48F0VLH.pdf
- Description:
- IC MCU 16BIT 48KB FLASH 64LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,217
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Product details
Overview
S9S12GN48F0VLH from NXP Semiconductors is a 16-bit automotive-grade microcontroller in the S12G family, featuring 48 KB on-chip Flash with ECC, 4 KB SRAM, and integrated CAN 2.0B controller. It operates at up to 25 MHz core frequency, supports -40°C to +125°C ambient temperature, and includes 10-bit ADC (8-channel), PWM (8-channel), and BDM debug interface. It is used in engine control units (ECUs) for throttle position sensing and actuator feedback loops.
For engineers reviewing the S9S12GN48F0VLH datasheet, S9S12GN48F0VLH pinout, S9S12GN48F0VLH application, or S9S12GN48F0VLH equivalent, key selection criteria include AEC-Q100 Grade 1 qualification, CAN bus integration, Flash memory endurance (>100k erase/write cycles), and compatibility with legacy S12 toolchains and CodeWarrior IDE.
Technical Context
The S9S12GN48F0VLH implements the CPU12 core with 16-bit data path and 24-bit address space, executing instructions in single-cycle or multi-cycle modes depending on addressing mode. Its memory subsystem includes 48 KB Flash organized in 1-KB sectors with error correction coding (ECC) and 4 KB SRAM with parity protection.
Peripheral integration follows the S12G architecture: one MSCAN module supporting CAN 2.0B protocol with 15 message buffers, an 8-channel 10-bit ADC with configurable sample-and-hold and external trigger inputs, and an 8-channel PWM with center-aligned and edge-aligned modes plus dead-time insertion.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | CPU12 16-bit CISC core with 24-bit addressing; enables deterministic real-time control in safety-critical ECU firmware. |
| Flash Memory | 48 KB on-chip Flash with ECC; supports in-system programming and >100k erase/write cycles for long-life automotive deployments. |
| SRAM | 4 KB on-chip SRAM with parity checking; provides fault-tolerant data storage for runtime variables and stack operations. |
| CAN Interface | One MSCAN 2.0B module with 15 message buffers; enables robust vehicle network communication compliant with ISO 11898-1. |
| ADC | 10-bit successive approximation ADC with 8 input channels and configurable conversion triggers; supports sensor signal acquisition at ≤10 µs conversion time. |
| PWM | 8-channel 8-bit PWM with programmable period, duty cycle, and dead-time insertion; suitable for driving motor drivers and solenoid actuators. |
| Operating Temperature | -40°C to +125°C ambient; qualified per AEC-Q100 Grade 1 for under-hood automotive applications. |
Pinout & Package
LQFP-64 package (10 mm × 10 mm, 0.5 mm pitch) with exposed thermal pad; RoHS-compliant, lead-free finish.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA, VDDPLL | Power supply rails | Separate digital (VDD), analog (VDDA), and PLL (VDDPLL) supplies enable noise isolation for mixed-signal operation. |
| VSS, VSSA, VSSPLL | Ground returns | Dedicated ground pins per domain reduce coupling between logic, analog, and clock circuitry. |
| RESET | Active-low reset input | Asynchronous reset with internal pull-up; initiates cold start sequence and clears all registers and peripherals. |
| CLKOUT | System clock output | Provides buffered copy of internal bus clock (BUSCLK) for external timing verification or synchronization. |
| RXCAN / TXCAN | CAN transceiver interface | Differential CAN bus I/O pins compatible with ISO 11898-2 physical layer transceivers. |
| AD0–AD7 | Analog input channels | Eight dedicated ADC input pins with internal multiplexer; support single-ended or differential sampling configurations. |
| PT0–PT7 | Timer/PWM output pins | Eight general-purpose I/O pins configurable as PWM outputs or timer capture/compare signals. |
Key Features
| Feature | Design Value |
|---|---|
| On-chip Flash with ECC | Enables ASIL-B capable firmware storage by detecting and correcting single-bit errors during read/execute operations. |
| Background Debug Module (BDM) | Single-wire debug interface supporting flash programming, breakpoint setting, and register inspection without halting real-time operation. |
| MSCAN Controller | Hardware-accelerated CAN message handling with automatic ID filtering, FIFO buffering, and error frame detection. |
| Programmable COP Watchdog | Configurable timeout window (1 ms to 1.1 s) with windowed mode to prevent malicious or runaway code execution. |
| Low-power stop/wait modes | Reduces current consumption to <10 µA in stop mode while retaining RAM content and enabling wake-up via CAN, IRQ, or reset. |
Applications
| Engine Control Unit (ECU) | Transmission Control Module (TCM) |
|---|---|
Use Scenario: Real-time monitoring of throttle position sensor, manifold absolute pressure (MAP), and crankshaft position for fuel injection timing calculation. IC Role / Device Role / Timing Role: Primary control MCU executing closed-loop PID algorithms at 10 ms intervals with deterministic interrupt latency. Use Value: Integrated 10-bit ADC and CAN interface eliminate external signal conditioning and bus interface ICs, reducing BOM count and PCB area. |
Use Scenario: Gear shift logic execution using turbine speed, output shaft speed, and brake switch inputs to command solenoid valves. IC Role / Device Role / Timing Role: Safety-critical actuator controller with ASIL-B compliance enabled by Flash ECC and COP watchdog. Use Value: 8-channel PWM with dead-time insertion directly drives high-side/low-side gate drivers for transmission solenoids without external logic. |
| Body Control Module (BCM) | Electric Power Steering (EPS) |
Use Scenario: Centralized management of door lock actuators, window lift motors, and interior lighting via LIN and CAN interfaces. IC Role / Device Role / Timing Role: Secondary automotive MCU handling non-safety-critical but time-sensitive peripheral control tasks. Use Value: 48 KB Flash accommodates feature-rich firmware with OTA update capability and diagnostic logging buffers. |
Use Scenario: Torque assist computation using torque sensor, motor position, and vehicle speed inputs; output to three-phase inverter gate drivers. IC Role / Device Role / Timing Role: Real-time motor controller interfacing with external 3-phase inverter ICs via PWM and ADC feedback. Use Value: Dedicated PWM channels with synchronized ADC triggering enable precise current loop sampling aligned to switching edges. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S9S12GN32F0VLH | 32 KB Flash, same package and peripheral set; lower memory density reduces firmware scalability headroom. | Suitable for simpler ECUs with fewer calibration tables or reduced diagnostic features. | Select when cost sensitivity outweighs need for future firmware expansion or complex diagnostics. |
| S9S12G48F0VLH | Same 48 KB Flash but lacks AEC-Q100 Grade 1 qualification; rated for -40°C to +105°C only. | Applicable in non-under-hood automotive modules (e.g., infotainment gateway) or industrial controls. | Choose only if ambient temperature stays below 105°C and full automotive qualification is not required. |
Compared with S9S12GN48F0VLH, the S9S12GN32F0VLH offers cost reduction at the expense of field-upgradeable calibration data capacity, while the S9S12G48F0VLH trades thermal robustness for broader commercial availability - neither is pin-compatible nor drop-in replaceable due to differing qualification status and mask set.
Availability
S9S12GN48F0VLH is available at Aetrix Electronics and suitable for engine control units, transmission control modules, and body control modules requiring stable component supply across extended automotive production lifecycles.
Supply support for S9S12GN48F0VLH includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and IoT markets.
The S9S12GN48F0VLH belongs to the S12G automotive microcontroller family, designed specifically for cost-sensitive, safety-aware engine and powertrain control applications requiring AEC-Q100 qualification and legacy S12 software compatibility.
FAQ
What is the maximum operating frequency of the S9S12GN48F0VLH?
The S9S12GN48F0VLH has a maximum core frequency of 25 MHz, with bus clock derived from internal PLL or external crystal oscillator. This frequency enables deterministic execution of control algorithms within tight timing windows typical of automotive powertrain applications. The S9S12GN48F0VLH maintains timing integrity across its full temperature range (-40°C to +125°C) per AEC-Q100 Grade 1 requirements.
Does the S9S12GN48F0VLH support in-circuit debugging?
Yes, the S9S12GN48F0VLH integrates a Background Debug Module (BDM) compliant with standard S12 debug protocols. It supports single-wire interface for flash programming, real-time register inspection, and hardware breakpoints without halting system operation. This capability is fully supported by NXP's CodeWarrior Development Studio and third-party tools like PEmicro Cyclone.
Is the S9S12GN48F0VLH qualified for automotive use?
Yes, the S9S12GN48F0VLH is qualified to AEC-Q100 Grade 1 standards, meaning it is certified for operation from -40°C to +125°C ambient temperature and meets rigorous stress testing for automotive under-hood environments. Its Flash ECC, COP watchdog, and SRAM parity features further support ASIL-B functional safety requirements in production ECUs.
What peripheral interfaces does the S9S12GN48F0VLH include?
The S9S12GN48F0VLH includes one MSCAN 2.0B controller, eight-channel 10-bit ADC, eight-channel 8-bit PWM, two serial communication interfaces (SCI), one serial peripheral interface (SPI), and a Port Integration Module (PIM) supporting up to 56 GPIOs. These peripherals are optimized for sensor acquisition, actuator control, and vehicle network communication in compact automotive modules.
Can the S9S12GN48F0VLH be programmed in-system?
Yes, the S9S12GN48F0VLH supports in-system programming (ISP) via its BDM interface using standard NXP BDM protocol. Flash memory is organized in 1-KB sectors allowing selective erasure and reprogramming without removing the device from the target board. This enables field firmware updates and calibration adjustments during vehicle service or production line programming.
S9S12GN48F0VLH Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 64-LQFP
- Series:
- HCS12
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- 12V1
- Core Size:
- 16-Bit
- Speed:
- 25MHz
- Connectivity:
- IrDA, LINbus, SCI, SPI
- Peripherals:
- LVD, POR, PWM, WDT
- Number of I/O:
- 54
- Program Memory Size:
- 48KB (48K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 1.5K x 8
- RAM Size:
- 4K x 8
- Voltage - Supply (Vcc/Vdd):
- 3.13V ~ 5.5V
- Data Converters:
- A/D 12x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S9S12GN48F0VLH FAQ
1.How can I place an order for S9S12GN48F0VLH through Aetrix?
Please submit a Request for Quotation (RFQ) for S9S12GN48F0VLH on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for S9S12GN48F0VLH reliable?
The price and inventory of S9S12GN48F0VLH are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S9S12GN48F0VLH is usually 5 days.
3.What payment methods are accepted for S9S12GN48F0VLH?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S9S12GN48F0VLH transactions.
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4.How is shipping managed for S9S12GN48F0VLH?
S9S12GN48F0VLH orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S9S12GN48F0VLH order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for S9S12GN48F0VLH?
For technical support, including S9S12GN48F0VLH datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S9S12GN48F0VLH requirements.
6.How does Aetrix verify that S9S12GN48F0VLH is sourced from the original manufacturer or authorized distributors?
All S9S12GN48F0VLH products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that S9S12GN48F0VLH meets industry standards.
7.What is the process for return or replacement of S9S12GN48F0VLH?
All S9S12GN48F0VLH units undergo pre-shipment inspection (PSI). If there is an issue with S9S12GN48F0VLH, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The S9S12GN48F0VLH part is unused and in its original packaging.
Return procedure for S9S12GN48F0VLH:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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