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NXP Semiconductors S9S12G64F0MLHR
- Part No.:
- S9S12G64F0MLHR
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
S9S12G64F0MLHR.pdf
- Description:
- IC MCU 16BIT 64KB FLASH 64LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,094
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Product details
Overview
S9S12G64F0MLHR from NXP Semiconductors is a 16-bit automotive-grade microcontroller based on the S12 CPU12 core, featuring 64 KB on-chip Flash with ECC, 4 KB SRAM, and integrated CAN 2.0B controller. It operates at up to 25 MHz, 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, body electronics, and transmission control modules.
For engineers reviewing the S9S12G64F0MLHR datasheet, S9S12G64F0MLHR pinout, S9S12G64F0MLHR application, or S9S12G64F0MLHR equivalent, key selection criteria include AEC-Q100 Grade 1 qualification, 64 KB Flash with ECC protection, 8-channel 10-bit ADC with external trigger support, and native CAN 2.0B compliance for automotive network integration.
Technical Context
The S9S12G64F0MLHR implements the legacy S12 CPU12 architecture with 16-bit data path and von Neumann memory model. It integrates a 16-bit Timer (TIM) module with 8 input-capture/output-compare channels, an 8-channel Pulse-Width Modulator (PWM8B8CV2), and a Scalable CAN controller (S12MSCANV3) supporting bit rates up to 1 Mbps.
Power management includes internal voltage regulator (VREG), multiple low-power modes (Wait, Stop, Freeze), and autonomous clock (ACLK) sourced from internal RC oscillator or external crystal. System integrity features include COP watchdog, flash CRC check, and background debug (BDM) with secure memory access control.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | S12 CPU12 16-bit CISC core with 16 MB linear address space |
| Flash Memory | 64 KB on-chip Flash with ECC and 100k write/erase cycles - enables robust firmware storage in harsh environments |
| RAM | 4 KB on-chip SRAM - sufficient for real-time control stacks and interrupt service routines |
| ADC | 10-bit resolution, 8-channel SAR ADC with configurable sample time and external trigger inputs - supports precise sensor monitoring |
| CAN Interface | One S12MSCANV3 module compliant with ISO 11898-1:2003, supporting CAN 2.0B protocol and 1 Mbps max bit rate - meets automotive networking requirements |
| Operating Temperature | -40°C to +125°C (AEC-Q100 Grade 1) - qualified for under-hood and powertrain applications |
| Package | 64-pin LQFP (10 × 10 mm, 0.5 mm pitch) - standard surface-mount footprint compatible with industrial reflow profiles |
Pinout & Package
Package: 64-pin LQFP (MLHR suffix per NXP ordering nomenclature), RoHS-compliant, moisture sensitivity level MSL3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA, VDDX | Power supply inputs | Separate digital (VDD), analog (VDDA), and external oscillator (VDDX) rails - reduce noise coupling in mixed-signal operation |
| VSS, VSSA, VSSX | Ground returns | Dedicated digital (VSS), analog (VSSA), and oscillator (VSSX) grounds - enable clean reference for ADC and clock circuits |
| RESET | Active-low reset input | Asynchronous reset with internal pull-up; accepts external reset sources or watchdog timeout signals |
| XTAL, EXTAL | Crystal oscillator terminals | Supports 4–32 MHz external crystal or ceramic resonator - provides stable system clock source for CAN timing accuracy |
| CANH, CANL | CAN bus differential pair | Direct connection to ISO 11898-compliant transceiver - no external level-shifting required |
| PT0–PT7 | Timer I/O pins | Configurable as input capture, output compare, or PWM outputs - supports motor control and encoder interfacing |
| AD0–AD7 | Analog input channels | 8 single-ended or 4 differential ADC inputs with programmable gain - interfaces directly with temperature, pressure, and throttle position sensors |
Key Features
| Feature | Design Value |
|---|---|
| On-chip Flash with ECC | 64 KB Flash with error correction code - prevents silent data corruption in safety-critical automotive firmware |
| Integrated CAN 2.0B Controller | Hardware-based message buffering, acceptance filtering, and automatic retransmission - reduces CPU overhead in networked ECU designs |
| Background Debug Module (BDM) | Single-wire debug interface with full memory access and breakpoint support - enables in-circuit debugging without JTAG header |
| 10-bit 8-channel ADC | Configurable conversion speed (up to 250 kSPS), external trigger capability, and internal temperature sensor - supports closed-loop control with minimal external components |
| AEC-Q100 Grade 1 Qualification | Validated for operation from -40°C to +125°C ambient - meets automotive powertrain and chassis system reliability requirements |
Applications
| Engine Control Unit (ECU) | Body Control Module (BCM) |
|---|---|
|
Use Scenario: Real-time fuel injection timing, spark advance calculation, and OBD-II diagnostics in gasoline engines. IC Role / Device Role / Timing Role: Primary control MCU executing deterministic control loops with sub-millisecond latency. Use Value: Integrated 8-channel ADC and PWM with synchronized trigger support enable precise actuator control; CAN interface ensures seamless communication with dashboard and diagnostic tools. |
Use Scenario: Centralized management of lighting, door locks, window lifts, and HVAC in passenger vehicles. IC Role / Device Role / Timing Role: System coordinator handling multi-peripheral polling, LIN gateway functions, and fail-safe state monitoring. Use Value: 4 KB SRAM supports concurrent task stacks; low-power Stop mode extends battery life during vehicle sleep states. |
| Transmission Control Module (TCM) | Electric Power Steering (EPS) Assist Controller |
|
Use Scenario: Gear shift logic, clutch pressure modulation, and torque converter lock-up control in automatic transmissions. IC Role / Device Role / Timing Role: Safety-relevant controller requiring ASIL-B capable hardware features including ECC Flash and COP watchdog. Use Value: AEC-Q100 Grade 1 rating and built-in system integrity checks meet functional safety requirements without external redundancy. |
Use Scenario: Torque assist computation using steering angle, vehicle speed, and motor current feedback. IC Role / Device Role / Timing Role: Real-time motor control MCU with high-resolution PWM and fast ADC sampling for current loop closure. Use Value: 8-channel PWM with dead-time insertion and 10-bit ADC with external trigger synchronization ensure accurate motor phase control. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S9S12G128F0MLHR | 128 KB Flash, same package and peripheral set - double program memory capacity | Required for larger firmware images with bootloader, OTA update stack, or expanded diagnostics | Select when future firmware growth or dual-bank updates are needed; pin-compatible but requires Flash layout adjustment |
| MC9S12XEP100MALR | XGATE co-processor, 1 MB Flash, enhanced CAN FD support - higher performance and extended protocol capability | Targeted at next-gen ADAS domain controllers requiring parallel processing and faster bus speeds | Choose for new designs needing CAN FD or offloading time-critical tasks from main CPU; not pin-compatible |
Compared with S9S12G64F0MLHR, the S9S12G128F0MLHR offers scalable memory while maintaining identical peripherals and footprint, whereas the MC9S12XEP100MALR introduces architectural upgrades (XGATE, CAN FD) at the cost of migration effort and higher BOM cost.
Availability
S9S12G64F0MLHR is available at Aetrix Electronics and suitable for engine control units, body electronics modules, and transmission control systems requiring stable component supply across automotive production lifecycles.
Supply support for S9S12G64F0MLHR 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 S9S12G64F0MLHR belongs to the MC9S12G family - a mature, AEC-Q100-qualified 16-bit MCU platform designed specifically for cost-sensitive, safety-aware automotive body and powertrain applications.
FAQ
What is the maximum operating frequency of the S9S12G64F0MLHR?
The S9S12G64F0MLHR operates at a maximum core frequency of 25 MHz, achieved via its internal Phase-Locked Loop (IPLL) driven by either an external crystal (4–32 MHz) or internal RC oscillator. This frequency supports deterministic real-time execution for automotive control loops while maintaining low power consumption. The S9S12G64F0MLHR's timing architecture ensures consistent instruction cycle timing critical for CAN bit timing accuracy and PWM jitter control.
Does the S9S12G64F0MLHR support CAN FD?
No, the S9S12G64F0MLHR integrates the S12MSCANV3 module, which supports only classical CAN 2.0B (ISO 11898-1:2003) up to 1 Mbps. It does not implement CAN FD features such as flexible data-rate or extended data length. For CAN FD capability, designers should consider newer NXP families like S32K1 or migrated S12X derivatives. The S9S12G64F0MLHR remains fully interoperable with legacy CAN networks in production vehicles.
What debug interface does the S9S12G64F0MLHR use?
The S9S12G64F0MLHR uses the Background Debug Module (BDM) interface - a single-wire, asynchronous serial protocol implemented on the BKGD pin. It supports full memory read/write, register inspection, breakpoint setting, and real-time execution control without requiring JTAG headers or additional pins. This interface is standardized across the S12 family and supported by NXP's CodeWarrior IDE and third-party debug probes compatible with BDM v3.1 specification.
Is the S9S12G64F0MLHR qualified for automotive applications?
Yes, the S9S12G64F0MLHR is AEC-Q100 qualified to Grade 1 (-40°C to +125°C ambient), with full documentation of HTOL, TC, ESD, and EMC test results per the qualification report. It includes hardware-level safety features such as Flash ECC, COP watchdog timer, and memory protection logic - making it suitable for ASIL-B automotive systems including engine management, braking, and steering control where functional safety is required.
What is the purpose of separate VDDA and VDD pins on the S9S12G64F0MLHR?
The S9S12G64F0MLHR separates analog (VDDA/VSSA) and digital (VDD/VSS) power domains to minimize noise coupling into the 10-bit ADC and internal voltage reference. VDDA supplies the ADC, DAC, and analog comparators, while VDD powers the CPU, timers, and digital I/O. This isolation ensures stable reference voltage and reduced quantization error - critical for accurate sensor measurements in engine temperature or throttle position sensing. Layout best practice requires dedicated analog ground plane routing.
S9S12G64F0MLHR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 64-LQFP
- Series:
- HCS12
- Packaging:
- Tape & Reel (TR)
- 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:
- 54
- 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 ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S9S12G64F0MLHR FAQ
1.How can I place an order for S9S12G64F0MLHR through Aetrix?
Please submit a Request for Quotation (RFQ) for S9S12G64F0MLHR 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 S9S12G64F0MLHR reliable?
The price and inventory of S9S12G64F0MLHR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S9S12G64F0MLHR is usually 5 days.
3.What payment methods are accepted for S9S12G64F0MLHR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S9S12G64F0MLHR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S9S12G64F0MLHR?
S9S12G64F0MLHR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S9S12G64F0MLHR 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 S9S12G64F0MLHR?
For technical support, including S9S12G64F0MLHR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S9S12G64F0MLHR requirements.
6.How does Aetrix verify that S9S12G64F0MLHR is sourced from the original manufacturer or authorized distributors?
All S9S12G64F0MLHR 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 S9S12G64F0MLHR meets industry standards.
7.What is the process for return or replacement of S9S12G64F0MLHR?
All S9S12G64F0MLHR units undergo pre-shipment inspection (PSI). If there is an issue with S9S12G64F0MLHR, 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 S9S12G64F0MLHR part is unused and in its original packaging.
Return procedure for S9S12G64F0MLHR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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