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NXP Semiconductors S9S12G64F0VLF
- Part No.:
- S9S12G64F0VLF
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
S9S12G64F0VLF.pdf
- Description:
- IC MCU 16BIT 64KB FLASH 48LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,325
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Product details
Overview
S9S12G64F0VLF from NXP Semiconductors is a 16-bit automotive-grade microcontroller based on the S12 CPU12 core, featuring 64 KB on-chip Flash memory with ECC, 4 KB SRAM, and integrated CAN 2.0A/B controller. It operates at up to 25 MHz, supports -40°C to +105°C ambient temperature, and includes 10-bit ADC (8-channel), PWM, SCI, SPI, and BDM debug interface - deployed in engine control units and body electronics modules.
For engineers reviewing the S9S12G64F0VLF datasheet, S9S12G64F0VLF pinout, S9S12G64F0VLF application, or S9S12G64F0VLF equivalent, key selection criteria include AEC-Q100 Grade 2 qualification, 64 KB Flash with ECC protection, 16-pin CAN interface support, and compatibility with legacy S12G toolchains and development environments.
Technical Context
The S9S12G64F0VLF implements the CPU12 instruction set with 16-bit data/24-bit address bus, uses internal PLL for clock multiplication from external crystal or internal RC oscillator, and integrates a dedicated MSCAN module supporting both standard and extended CAN frames. Its memory map includes paged Flash and linear RAM with bank switching via PPAGE register.
Power management includes STOP, WAIT, and NORMAL modes with wake-up via interrupt or reset; system integrity features include COP watchdog timer, flash CRC check, and background debug interface with secure memory access control. The device uses a single 5 V supply and supports internal voltage regulation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | CPU12 16-bit CISC core with 24-bit addressing - enables deterministic real-time control and legacy S12 software compatibility. |
| Flash Memory | 64 KB with ECC and 100K write/erase cycles - ensures reliable firmware storage and error correction in automotive environments. |
| SRAM | 4 KB on-chip static RAM - sufficient for stack, variables, and real-time buffers without external memory. |
| CAN Interface | One MSCAN module compliant with ISO 11898-1 (CAN 2.0A/B) - supports 1 Mbit/s data rate and message filtering for vehicle network nodes. |
| ADC | 10-bit SAR ADC with 8 input channels and configurable sample time - suitable for sensor signal acquisition (e.g., throttle position, coolant temperature). |
| Operating Temperature | -40°C to +105°C (AEC-Q100 Grade 2) - qualified for under-hood automotive applications requiring thermal robustness. |
| Supply Voltage | Single 5.0 V ±10% supply - simplifies power design by eliminating need for multiple rail regulators. |
| Package | 64-pin LQFP (10 × 10 mm, 0.5 mm pitch) - provides mechanical stability and thermal performance for industrial and automotive PCBs. |
Pinout & Package
Package: 64-pin LQFP (10 × 10 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA, VDDX | Power Supply Inputs | Dedicated analog/digital/external I/O supply pins - enable noise isolation and stable operation across mixed-signal domains. |
| VSS, VSSA, VSSX | Ground Returns | Separate analog/digital/external ground paths - reduce coupling between sensitive ADC and noisy digital logic. |
| RESET | Active-Low Reset Input | Asynchronous reset with internal pull-up - allows external supervisory circuit integration and safe power-on initialization. |
| XTAL, EXTAL | Crystal Oscillator Interface | Supports 4–8 MHz external crystal - provides precise timing reference for CAN bit timing and real-time scheduling. |
| CANH, CANL | CAN Bus Differential Pair | Direct connection to physical CAN transceiver - eliminates need for level-shifting or external termination resistors. |
| PT0–PT7 | Timer Input/Output Pins | Eight dedicated timer I/O channels - support input capture, output compare, and PWM generation for motor control and lighting dimming. |
| AD0–AD7 | Analog Input Channels | Eight single-ended ADC inputs - accept 0–5 V signals directly from sensors without external signal conditioning. |
| SCI1_TX, SCI1_RX | UART Serial Interface | Full-duplex asynchronous communication - used for diagnostics, calibration, and bootloader updates over RS-232 or LIN gateway. |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q100 Grade 2 qualification | Validated for automotive under-hood use with guaranteed operation from -40°C to +105°C ambient. |
| On-chip Flash with ECC | 64 KB Flash includes hardware-based error detection and correction - prevents silent data corruption in safety-critical firmware. |
| Integrated MSCAN module | Full CAN 2.0A/B controller with 15 message buffers and programmable acceptance filtering - reduces external component count and latency. |
| Background Debug Module (BDM) | Single-wire debug interface compatible with standard BDM tools - enables non-intrusive code download, breakpointing, and real-time variable inspection. |
| Programmable COP watchdog | Configurable timeout from 1 ms to 2.1 s - ensures system recovery from software lockup without external IC. |
| Internal voltage regulator | On-chip 5 V regulator supplies internal logic - eliminates need for external LDO and simplifies board layout. |
Applications
| Engine Control Unit (ECU) | Body Control Module (BCM) |
|---|---|
Use Scenario: Real-time monitoring of crankshaft position, throttle angle, and oxygen sensor feedback in gasoline engines. IC Role / Device Role / Timing Role: Primary control MCU executing fuel injection and spark timing algorithms with sub-millisecond loop timing. Use Value: Integrated 10-bit ADC and PWM channels eliminate external signal conditioning and driver ICs, reducing BOM cost and board area. | Use Scenario: Centralized management of door locks, window lifts, interior lighting, and mirror controls in passenger vehicles. IC Role / Device Role / Timing Role: CAN network node coordinating distributed functions via standardized message IDs and priority arbitration. Use Value: MSCAN compliance ensures interoperability with OEM diagnostic tools and other ECUs using UDS or KWP2000 protocols. |
| Transmission Control Unit (TCU) | Heating/Ventilation/Air Conditioning (HVAC) |
Use Scenario: Closed-loop control of solenoid valves and pressure sensors in automatic transmission systems. IC Role / Device Role / Timing Role: Deterministic real-time processor managing hydraulic actuation timing and fault response within 50 µs jitter budget. Use Value: CPU12 deterministic execution and dedicated timer modules ensure consistent valve pulse-width delivery despite interrupt load. | Use Scenario: Sensor fusion and actuator coordination for cabin temperature, airflow, and compressor control in automotive HVAC systems. IC Role / Device Role / Timing Role: Mixed-signal controller interfacing thermistors, potentiometers, and brushless fan drivers via ADC and PWM outputs. Use Value: On-chip 5 V regulator and internal RC oscillator allow simplified power architecture and fast wake-from-stop response for climate maintenance. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S9S12G48F0VLF | 48 KB Flash, same package and peripheral set - reduced program memory capacity. | Suitable for less complex firmware (e.g., basic lighting controllers), not recommended for full ECU implementations. | Select when firmware size is < 45 KB and cost optimization is prioritized over future scalability. |
| MC9S12XEP100MAL | XGATE co-processor, 1 MB Flash, enhanced CAN FD support - higher performance and memory, different pinout and voltage requirements (3.3 V I/O). | Targeted at next-generation ADAS gateways and domain controllers requiring parallel processing and higher bandwidth. | Choose only if migrating to XGATE-enabled architecture and redesigning PCB for 3.3 V I/O and larger footprint. |
Compared with S9S12G48F0VLF, the S9S12G64F0VLF provides 16 KB additional Flash for feature-rich firmware and bootloader redundancy; versus MC9S12XEP100MAL, it offers drop-in compatibility with existing S12G toolchains and 5 V I/O simplicity at lower computational throughput.
Availability
S9S12G64F0VLF is available at Aetrix Electronics and suitable for engine control units, body control modules, and transmission control units requiring stable component supply across automotive production lifecycles.
Supply support for S9S12G64F0VLF 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 S9S12G64F0VLF belongs to the MC9S12G family - designed specifically for cost-sensitive, high-reliability automotive applications where legacy S12 software investment, AEC-Q100 compliance, and minimal external component count are critical.
FAQ
What is the maximum operating frequency of the S9S12G64F0VLF?
The S9S12G64F0VLF achieves a maximum core frequency of 25 MHz using its internal PLL, which multiplies the input from an external 4–8 MHz crystal or internal RC oscillator. This frequency enables deterministic real-time execution of automotive control loops while maintaining low power consumption in active mode. The S9S12G64F0VLF's timing specification is validated across its full temperature range (-40°C to +105°C) per AEC-Q100 Grade 2 requirements.
Does the S9S12G64F0VLF support CAN FD?
No, the S9S12G64F0VLF integrates the legacy MSCAN module compliant only with ISO 11898-1 (Classical CAN 2.0A/B) up to 1 Mbit/s. It does not support CAN FD features such as flexible data-rate, extended data length, or CRC enhancements. For CAN FD capability, designers must consider newer families like S32K1 or migrated S12X derivatives. The S9S12G64F0VLF remains fully interoperable with existing CAN 2.0 networks in production vehicles.
Is the S9S12G64F0VLF pin-compatible with other MC9S12G devices?
Yes, the S9S12G64F0VLF in the 64-pin LQFP package shares identical pinout with other S12G variants in the same package option (e.g., S9S12G48F0VLF, S9S12G96F0VLF), including matching signal assignments for VDD/VSS, CANH/CANL, ADC inputs, and timer I/O. This allows hardware reuse across firmware variants and facilitates scalable platform design without PCB revision.
What debug interface does the S9S12G64F0VLF provide?
The S9S12G64F0VLF includes the Background Debug Module (BDM) - a single-wire, synchronous serial interface compatible with standard BDM debuggers (e.g., P&E Micro Cyclone, SEGGER J-Link with BDM firmware). It supports full read/write memory access, breakpoint insertion, and real-time register inspection without halting peripheral operation, enabling efficient development and field diagnostics for the S9S12G64F0VLF.
What is the Flash endurance rating for the S9S12G64F0VLF?
The S9S12G64F0VLF specifies 100,000 write/erase cycles for its 64 KB on-chip Flash memory, verified per JEDEC JESD22-A117 standard. Each sector can be independently erased, and ECC logic transparently corrects single-bit errors during read operations. This endurance rating supports frequent firmware updates in service environments and long-term reliability in automotive applications where reprogramming may occur over 15+ years of vehicle life.
S9S12G64F0VLF Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 48-LQFP
- Series:
- HCS12
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- 12V1
- Core Size:
- 16-Bit
- Speed:
- 25MHz
- Connectivity:
- CANbus, IrDA, LINbus, SCI, SPI
- Peripherals:
- LVD, POR, PWM, WDT
- Number of I/O:
- 40
- Program Memory Size:
- 64KB (64K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 2K 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:
S9S12G64F0VLF FAQ
1.How can I place an order for S9S12G64F0VLF through Aetrix?
Please submit a Request for Quotation (RFQ) for S9S12G64F0VLF 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 S9S12G64F0VLF reliable?
The price and inventory of S9S12G64F0VLF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S9S12G64F0VLF is usually 5 days.
3.What payment methods are accepted for S9S12G64F0VLF?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S9S12G64F0VLF transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S9S12G64F0VLF?
S9S12G64F0VLF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S9S12G64F0VLF 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 S9S12G64F0VLF?
For technical support, including S9S12G64F0VLF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S9S12G64F0VLF requirements.
6.How does Aetrix verify that S9S12G64F0VLF is sourced from the original manufacturer or authorized distributors?
All S9S12G64F0VLF 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 S9S12G64F0VLF meets industry standards.
7.What is the process for return or replacement of S9S12G64F0VLF?
All S9S12G64F0VLF units undergo pre-shipment inspection (PSI). If there is an issue with S9S12G64F0VLF, 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 S9S12G64F0VLF part is unused and in its original packaging.
Return procedure for S9S12G64F0VLF:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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