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NXP Semiconductors S9S12VR32F0MLCR
- Part No.:
- S9S12VR32F0MLCR
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 32-LQFP
- Datasheet:
-
S9S12VR32F0MLCR.pdf
- Description:
- IC MCU 16BIT 32KB FLASH 32LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,344
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Product details
Overview
S9S12VR32F0MLCR from NXP Semiconductors (formerly Freescale) is a 16-bit HCS12 microcontroller optimized for automotive body electronics and industrial control. It integrates 32 KB on-chip Flash with ECC, 2 KB SRAM, LIN physical layer transceiver, 8-channel PWM, 10-bit ADC with 8 inputs, and high- and low-side drivers - enabling direct control of solenoids, relays, and lamps in 12 V vehicle systems.
For engineers reviewing the S9S12VR32F0MLCR datasheet, S9S12VR32F0MLCR pinout, S9S12VR32F0MLCR application, or S9S12VR32F0MLCR equivalent, key selection criteria include its integrated LINPHY v2.0 compliance, 5 V tolerant I/O, HSDRV/LSDRV driver outputs with overcurrent protection, and support for BDM debugging without external hardware.
Technical Context
The S9S12VR32F0MLCR implements the HCS12 CPU12 core with 16-bit data path and 24-bit addressing. Its clock system combines an internal RC oscillator (1 MHz), external crystal input (up to 8 MHz), and PLL with internal filter to generate up to 25 MHz bus clock. Power management includes low-voltage reset (LVR), POR, and multiple stop modes with wake-up via LIN, IRQ, or timer.
Peripheral integration centers on system-level vehicle interface: LINPHY supports ISO 17987-4 compliant communication at 19.2 kbps; HSDRV provides four 500 mA high-side outputs with thermal shutdown and current limiting; LSDRV adds four 1 A low-side drivers with diagnostics. All I/O pins are 5 V tolerant and support configurable pull-ups/pull-downs.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | HCS12 16-bit CPU with 24-bit address space and 1.25 MIPS/MHz performance |
| Flash Memory | 32 KB on-chip Flash with ECC, 512-byte sector erase, 100k write/erase cycles |
| RAM | 2 KB on-chip SRAM, battery-backed option available via external capacitor |
| LINPHY Compliance | ISO 17987-4 v2.0 compliant physical layer, 19.2 kbps nominal bit rate, ±1.5% tolerance |
| HSDRV Outputs | 4-channel high-side drivers, 500 mA continuous per channel, thermal shutdown & open-load detection |
| ADC | 10-bit successive approximation ADC, 8 input channels, 25 µs conversion time, VREF = VDDA |
| Operating Voltage | 5.5 V to 27 V supply range, qualified for automotive cold-crank (4.5 V min during start) |
Pinout & Package
Package: 32-pin LQFP (7 × 7 mm, 0.8 mm pitch), RoHS-compliant, moisture sensitivity level 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Core power and ground | Supplies internal logic (VDD = 5 V regulated); VSS is dedicated analog/digital ground reference |
| VSUP | Main supply input | Accepts 5.5–27 V unregulated vehicle battery; feeds internal voltage regulator |
| LINRX, LINTX | LIN bus interface | Dedicated differential receiver and transmitter pins for ISO 17987-4 compliant LIN communication |
| HSD0–HSD3 | High-side driver outputs | Four independent 500 mA NMOS high-side switches with current sense and fault reporting |
| LSD0–LSD3 | Low-side driver outputs | Four 1 A NMOS low-side drivers with overcurrent and short-to-battery detection |
| PORTP[0:3] | General-purpose I/O | 4-bit port with programmable pull-up, interrupt-on-change, and 5 V tolerant inputs |
Key Features
| Feature | Design Value |
|---|---|
| Integrated LIN Physical Layer | Eliminates need for external LIN transceiver IC; reduces BOM count and PCB area in body control modules |
| HSDRV + LSDRV Co-location | Enables dual-drive configurations (e.g., lamp dimming with PWM on HSD, motor braking via LSD) without external driver ICs |
| On-chip Voltage Regulator | Generates stable 5 V core supply from raw battery input; supports operation down to 4.5 V during cranking |
| BDM Debug Interface | Single-wire background debug using BKGD pin; enables flash programming and real-time debugging without JTAG header |
| System Integrity Support | Includes COP watchdog with windowed mode, RAM/Flash CRC check, and memory protection unit (MPU) for critical code sections |
Applications
| Body Control Module (BCM) | Smart Junction Box (SJB) |
|---|---|
Use Scenario: Centralized control of door locks, interior lighting, mirror adjustment, and window lift in entry-level vehicles. IC Role / Device Role / Timing Role: Primary MCU executing LIN slave node firmware, managing HSDRV/LSDRV outputs, and sampling switch inputs via PORTP/PORTL. Use Value: Reduces component count by integrating LINPHY, drivers, and regulator - lowering total system cost vs. discrete MCU + transceiver + driver solution. |
Use Scenario: Distributed power distribution unit with fuseless load switching and diagnostics in modern vehicle architectures. IC Role / Device Role / Timing Role: System controller monitoring battery voltage (BATS), detecting open/short faults on HSD/LSD outputs, and reporting status over LIN. Use Value: Enables real-time load diagnostics (e.g., short-to-battery on LSD3) and automatic retry logic without host ECU intervention. |
| Seat Control Unit | Roof Module (Sunroof/Blind) |
Use Scenario: Motorized seat position adjustment with memory recall and pinch detection. IC Role / Device Role / Timing Role: Executes closed-loop position control using PWM-driven H-bridge (via paired HSD/LSD outputs) and ADC feedback from potentiometers. Use Value: On-chip 10-bit ADC with 8 channels allows direct sensing of 4+ position sensors and temperature (via TEMPSENSE), eliminating external signal conditioning. |
Use Scenario: Sunroof or power blind actuation with obstacle detection and soft-stop behavior. IC Role / Device Role / Timing Role: LIN master node coordinating with other body modules while driving DC motors via HSDRV outputs and monitoring current via analog sense lines. Use Value: Integrated overcurrent protection and thermal shutdown prevent damage during jam conditions - meeting ISO 12405 functional safety requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S12VR64F0MLCR | 64 KB Flash, same peripheral set and pinout; higher code density for complex LIN gateway firmware | Supports multi-LIN cluster routing and bootloader with secure update; requires larger Flash footprint | Select when >32 KB application code size or dual-LIN master capability is required |
| SPC560B50L5 | 32-bit Power Architecture core, 512 KB Flash, CAN FD + LIN, no integrated HSDRV/LSDRV | Targeted at higher-tier body domain controllers requiring CAN backbone connectivity and ASIL-B compliance | Select when CAN interface, higher processing throughput, or ISO 26262 support is mandatory |
Compared with MC9S12VR64F0MLCR, S9S12VR32F0MLCR offers identical peripheral functionality at lower Flash capacity and cost - ideal for cost-sensitive LIN slave nodes. Versus SPC560B50L5, it trades 32-bit performance and CAN for integrated drivers and simpler qualification path in entry-level automotive applications.
Availability
S9S12VR32F0MLCR is available at Aetrix Electronics and suitable for automotive body electronics, industrial relay controllers, and smart power distribution systems requiring stable component supply across extended temperature ranges (−40 °C to 125 °C).
Supply support for S9S12VR32F0MLCR 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 S9S12VR family was designed specifically for cost-optimized automotive body electronics where integration of LIN, power drivers, and robust power management reduces system complexity - targeting applications such as junction boxes, seat modules, and lighting controls.
FAQ
What is the maximum operating voltage for S9S12VR32F0MLCR?
The S9S12VR32F0MLCR supports a VSUP input range of 5.5 V to 27 V, with guaranteed operation down to 4.5 V during automotive cold-crank events. Its internal regulator maintains stable 5 V core supply across this range, and all I/O pins are 5 V tolerant - making S9S12VR32F0MLCR suitable for direct connection to vehicle battery rails without external level-shifting circuitry.
Does S9S12VR32F0MLCR include a built-in LIN transceiver?
Yes, S9S12VR32F0MLCR integrates a fully compliant LINPHY v2.0 physical layer supporting ISO 17987-4 at 19.2 kbps. It includes LINRX and LINTX pins, slew-rate control, dominant timeout, and bus fault detection - eliminating the need for an external LIN transceiver IC in slave-node implementations.
How many high-side and low-side drivers does S9S12VR32F0MLCR provide?
S9S12VR32F0MLCR provides four independent high-side drivers (HSD0–HSD3) rated for 500 mA continuous current each, and four low-side drivers (LSD0–LSD3) rated for 1 A continuous current each. Each driver includes overcurrent protection, thermal shutdown, and diagnostic reporting via dedicated status flags readable by the CPU.
What debugging interface does S9S12VR32F0MLCR support?
S9S12VR32F0MLCR supports Background Debug Mode (BDM) via a single BKGD pin, enabling non-intrusive flash programming, breakpoint setting, and real-time register/memory inspection without requiring JTAG headers or external debug probes - simplifying development and field firmware updates.
Is S9S12VR32F0MLCR qualified for automotive temperature grades?
Yes, S9S12VR32F0MLCR is qualified to AEC-Q100 Grade 1 (−40 °C to +125 °C ambient), with full characterization of Flash endurance, ADC linearity, HSDRV on-resistance, and LINPHY timing margins across this range - meeting requirements for under-hood and cabin-mounted automotive electronic control units.
S9S12VR32F0MLCR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 32-LQFP
- Series:
- S12 MagniV
- 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:
- 16
- Program Memory Size:
- 32KB (32K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 128 x 8
- RAM Size:
- 2K x 8
- Voltage - Supply (Vcc/Vdd):
- 3.13V ~ 5.5V
- Data Converters:
- A/D 2x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S9S12VR32F0MLCR FAQ
1.How can I place an order for S9S12VR32F0MLCR through Aetrix?
Please submit a Request for Quotation (RFQ) for S9S12VR32F0MLCR 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 S9S12VR32F0MLCR reliable?
The price and inventory of S9S12VR32F0MLCR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S9S12VR32F0MLCR is usually 5 days.
3.What payment methods are accepted for S9S12VR32F0MLCR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S9S12VR32F0MLCR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S9S12VR32F0MLCR?
S9S12VR32F0MLCR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S9S12VR32F0MLCR 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 S9S12VR32F0MLCR?
For technical support, including S9S12VR32F0MLCR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S9S12VR32F0MLCR requirements.
6.How does Aetrix verify that S9S12VR32F0MLCR is sourced from the original manufacturer or authorized distributors?
All S9S12VR32F0MLCR 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 S9S12VR32F0MLCR meets industry standards.
7.What is the process for return or replacement of S9S12VR32F0MLCR?
All S9S12VR32F0MLCR units undergo pre-shipment inspection (PSI). If there is an issue with S9S12VR32F0MLCR, 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 S9S12VR32F0MLCR part is unused and in its original packaging.
Return procedure for S9S12VR32F0MLCR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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