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NXP Semiconductors S9S12GN48F0CLFR
- Part No.:
- S9S12GN48F0CLFR
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
S9S12GN48F0CLFR.pdf
- Description:
- IC MCU 16BIT 48KB FLASH 48LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,476
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Product details
Overview
S9S12GN48F0CLFR 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, SCI, SPI, and BDM debug interface. It is used in engine control units (ECUs) for sensor signal acquisition and actuator command execution.
For engineers reviewing the S9S12GN48F0CLFR datasheet, S9S12GN48F0CLFR pinout, S9S12GN48F0CLFR application, or S9S12GN48F0CLFR equivalent, key selection criteria include AEC-Q100 Grade 1 qualification, CAN bus integration, Flash memory size, operating temperature range, and pin-compatible migration path within the MC9S12G family.
Technical Context
The S9S12GN48F0CLFR implements the S12 CPU12 core with 16-bit data path and von Neumann architecture, executing instructions from internal Flash or external memory via expanded multiplexed bus mode. Its clock system combines internal RC oscillator (1 MHz), external crystal (1–32 MHz), and PLL for configurable system clock generation up to 50 MHz bus speed.
It integrates dedicated hardware modules including MSCAN for ISO 11898-1 compliant CAN communication, TIM16B8CV3 for 8-channel 16-bit timer/counter with input capture/output compare, and ADC10B8CV2 supporting 8 analog inputs with programmable sample-and-hold and conversion trigger sources including PWM and timer events.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | S12 CPU12 16-bit CISC core with 16 MB linear address space and 25 MHz max core frequency |
| Flash Memory | 48 KB on-chip Flash with ECC protection and 100K write/erase cycles - enables robust firmware storage in harsh environments |
| RAM | 4 KB on-chip SRAM with retention during low-power stop modes - supports real-time data buffering without external memory |
| ADC | 10-bit SAR ADC with 8 input channels, 12.5 µs conversion time, and selectable reference (VDD or internal 2.5 V) - suitable for precision engine sensor monitoring |
| CAN Interface | Scalable Controller Area Network (MSCAN) module compliant with CAN 2.0B protocol - provides deterministic, fault-tolerant vehicle network communication |
| Operating Temperature | -40°C to +125°C ambient - qualified per AEC-Q100 Grade 1 for under-hood automotive applications |
| Package | 64-pin LQFP (10 × 10 mm, 0.5 mm pitch) - standard surface-mount footprint compatible with automated PCB assembly |
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 | Digital core (VDD), analog (VDDA), and external bus (VDDX) supplies - require separate decoupling for noise immunity |
| VSS, VSSA, VSSX | Ground returns | Digital ground (VSS), analog ground (VSSA), and external bus ground (VSSX) - must be star-connected to minimize coupling |
| RESET | Active-low reset input | Asynchronous reset assertion clears CPU registers and initializes peripherals - compatible with external watchdog or power-on reset ICs |
| XTAL, EXTAL | Crystal oscillator terminals | Supports 1–32 MHz fundamental-mode crystals - enables precise timing for CAN bit rate and ADC sampling synchronization |
| CANH, CANL | CAN differential bus lines | Direct connection to ISO 11898-2 transceiver - no external level-shifting required for standard CAN physical layer |
| PT0–PT7 | Timer I/O port | 8-bit port with input capture, output compare, and PWM output capability - used for crankshaft/camshaft position decoding and fuel injection timing |
Key Features
| Feature | Design Value |
|---|---|
| On-chip Flash with ECC | 48 KB Flash with single-bit error correction and double-bit error detection - prevents silent firmware corruption in ECU safety-critical functions |
| Integrated MSCAN Module | Full CAN 2.0B controller with 15 message buffers and programmable acceptance filtering - eliminates need for external CAN controller in cost-sensitive ECUs |
| Background Debug Mode (BDM) | Single-wire debug interface supporting flash programming, breakpoint insertion, and real-time register inspection - enables in-vehicle firmware updates and diagnostics |
| Low-Power Stop Mode | Current draw <10 µA with RTC running and wake-up on CAN message or external interrupt - extends battery life in always-on vehicle networks |
| AEC-Q100 Grade 1 Qualification | Validated for operation from -40°C to +125°C with HTOL, TC, and ESD testing - meets automotive functional safety requirements for non-safety-critical ECUs |
Applications
| Engine Control Unit (ECU) | Transmission Control Module (TCM) |
|---|---|
Use Scenario: Real-time acquisition of throttle position, manifold pressure, and coolant temperature sensors; calculation of fuel injection pulse width and ignition timing. IC Role / Device Role / Timing Role: Primary computation engine executing closed-loop PID control algorithms with deterministic 100 µs loop timing. Use Value: Integrated 10-bit ADC and PWM with synchronized trigger ensures sub-millisecond sensor-to-actuator latency critical for emissions compliance. | Use Scenario: Monitoring transmission input/output speed sensors and solenoid valve status; controlling shift logic and torque converter clutch engagement. IC Role / Device Role / Timing Role: Real-time state machine executor with CAN-based coordination of gear shifts and hydraulic pressure modulation. Use Value: MSCAN module enables direct integration into vehicle CAN backbone without external protocol translation, reducing BOM count. |
| Body Control Module (BCM) | Electric Power Steering (EPS) Assist Controller |
Use Scenario: Managing door lock actuators, window lift motors, and interior lighting based on LIN/CAN gateway commands and local switch inputs. IC Role / Device Role / Timing Role: Peripheral coordinator handling GPIO, PWM dimming, and serial communication with minimal CPU overhead. Use Value: 64-pin LQFP package provides sufficient I/O (up to 56 GPIO) for multi-function integration while maintaining thermal performance in cabin-mounted enclosures. | Use Scenario: Reading torque sensor and motor position feedback; generating three-phase PWM drive signals for brushless assist motor. IC Role / Device Role / Timing Role: Safety-aware motor controller with independent watchdog supervision and redundant ADC sampling paths. Use Value: AEC-Q100 Grade 1 qualification and Flash ECC ensure reliability in continuous-duty steering assist applications exposed to vibration and thermal cycling. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S9S12GN32F0CLFR | 32 KB Flash, identical peripheral set and pinout - reduced program storage capacity | Suitable for simpler ECUs with smaller firmware footprints and fewer calibration tables | Select when application code size remains below 28 KB and future feature expansion is not anticipated |
| S9S12G48F0MLFR | Same 48 KB Flash but in 80-pin PQFP package with additional I/O and enhanced ADC features (12-bit option) | Required for designs needing >56 GPIO or higher-resolution analog measurement (e.g., battery management) | Choose when board layout allows larger package and application demands extended I/O or precision sensing beyond 10-bit resolution |
Compared with S9S12GN32F0CLFR, the S9S12GN48F0CLFR provides 16 KB more Flash for complex control algorithms and calibration data; compared with S9S12G48F0MLFR, it trades I/O count and ADC resolution for compact LQFP packaging and lower system-level EMI susceptibility.
Availability
S9S12GN48F0CLFR is available at Aetrix Electronics and suitable for engine control units, transmission control modules, and body control modules requiring stable component supply across automotive production lifecycles.
Supply support for S9S12GN48F0CLFR 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 applications.
The MC9S12G family was designed specifically for cost-sensitive, high-reliability automotive body and powertrain control applications, emphasizing AEC-Q100 compliance, on-chip integration, and long-term supply stability.
FAQ
What is the maximum operating frequency of the S9S12GN48F0CLFR?
The S9S12GN48F0CLFR has a maximum core frequency of 25 MHz and supports a maximum bus frequency of 50 MHz when using the internal PLL. This frequency is achievable with external crystal frequencies between 1 MHz and 32 MHz and is validated across the full -40°C to +125°C temperature range. The S9S12GN48F0CLFR uses this clocking capability to meet real-time deadlines in engine control loops and CAN message scheduling.
Does the S9S12GN48F0CLFR support CAN FD?
No, the S9S12GN48F0CLFR integrates the MSCAN module compliant only with CAN 2.0A/B protocols and does not support CAN FD data rates or extended frame formats. Its CAN controller operates at up to 1 Mbps with standard 11-bit identifiers or extended 29-bit identifiers. For CAN FD applications, designers must select newer NXP S32K series microcontrollers. The S9S12GN48F0CLFR remains appropriate for legacy and cost-optimized CAN networks in Tier 2 automotive subsystems.
What debug interface does the S9S12GN48F0CLFR provide?
The S9S12GN48F0CLFR includes a Background Debug Module (BDM) accessible via a single-wire BKGD pin, supporting flash programming, real-time register inspection, and breakpoint insertion without halting peripheral operation. It requires an NXP-compatible BDM debugger (e.g., U-Multilink or PE Micro Cyclone) and is not compatible with JTAG or SWD interfaces. This debug capability is fully implemented in the S9S12GN48F0CLFR silicon and documented in Chapter 7 of the MC9S12G Family Reference Manual Rev.1.28.
Is the S9S12GN48F0CLFR qualified for automotive use?
Yes, the S9S12GN48F0CLFR is qualified per AEC-Q100 Grade 1, covering operation from -40°C to +125°C ambient temperature, and has passed stress tests including HTOL, temperature cycling, and ESD (±2 kV HBM). It is intended for non-safety-critical automotive applications such as HVAC controllers, seat modules, and lighting systems. Full qualification documentation is available in NXP's official product change notifications and AEC-Q100 test reports for the MC9S12G family.
What is the Flash endurance specification for the S9S12GN48F0CLFR?
The S9S12GN48F0CLFR specifies 100,000 write/erase cycles for its 48 KB on-chip Flash memory, with data retention guaranteed for 20 years at 85°C or 40 years at 25°C. Each Flash block supports independent erasure, and ECC circuitry detects and corrects single-bit errors during read operations. This endurance rating applies to the S9S12GN48F0CLFR device under standard operating conditions defined in Appendix A of the MC9S12G Family Data Sheet.
S9S12GN48F0CLFR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 48-LQFP
- Series:
- HCS12
- Packaging:
- Tape & Reel (TR)
- 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:
- 40
- 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 ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S9S12GN48F0CLFR FAQ
1.How can I place an order for S9S12GN48F0CLFR through Aetrix?
Please submit a Request for Quotation (RFQ) for S9S12GN48F0CLFR 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 S9S12GN48F0CLFR reliable?
The price and inventory of S9S12GN48F0CLFR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S9S12GN48F0CLFR is usually 5 days.
3.What payment methods are accepted for S9S12GN48F0CLFR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S9S12GN48F0CLFR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S9S12GN48F0CLFR?
S9S12GN48F0CLFR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S9S12GN48F0CLFR 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 S9S12GN48F0CLFR?
For technical support, including S9S12GN48F0CLFR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S9S12GN48F0CLFR requirements.
6.How does Aetrix verify that S9S12GN48F0CLFR is sourced from the original manufacturer or authorized distributors?
All S9S12GN48F0CLFR 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 S9S12GN48F0CLFR meets industry standards.
7.What is the process for return or replacement of S9S12GN48F0CLFR?
All S9S12GN48F0CLFR units undergo pre-shipment inspection (PSI). If there is an issue with S9S12GN48F0CLFR, 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 S9S12GN48F0CLFR part is unused and in its original packaging.
Return procedure for S9S12GN48F0CLFR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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