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NXP Semiconductors S9S12VR48F2VLCR
- Part No.:
- S9S12VR48F2VLCR
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 32-LQFP
- Datasheet:
-
S9S12VR48F2VLCR.pdf
- Description:
- IC MCU 16BIT 48KB FLASH 32LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,377
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Product details
Overview
S9S12VR48F2VLCR from NXP Semiconductors (formerly Freescale) is a 16-bit HCS12 microcontroller with integrated LIN physical layer transceiver, high-side and low-side drivers, on-chip 48 KB Flash, 4 KB RAM, and voltage regulator - designed for automotive body electronics control units requiring robust I/O, embedded power switching, and single-wire LIN communication. It operates at up to 25 MHz bus clock, supports 5 V operation, and integrates BATS supply sensing and thermal monitoring.
For engineers reviewing the S9S12VR48F2VLCR datasheet, S9S12VR48F2VLCR pinout, S9S12VR48F2VLCR application, or S9S12VR48F2VLCR equivalent, key selection criteria include its integrated LINPHY compliance (SAE J2602), dual HSDRV/LSDRV driver outputs with overcurrent protection, 10-bit ADC with 8 channels, and 48-pin LQFP package with automotive-grade temperature range (–40°C to +125°C).
Technical Context
The S9S12VR48F2VLCR implements the HCS12 CPU12 core with 16-bit architecture, executing instructions in single-cycle or multi-cycle modes depending on addressing. Its CPMU unit manages multiple clock sources including internal RC oscillator (1 MHz), external crystal (1–8 MHz), and PLL-based system clock generation with programmable dividers.
It integrates dedicated hardware modules including LINPHY v2.0 compliant transceiver (supporting wake-up via dominant timeout), 8-channel 10-bit ADC with external trigger capability, 8-channel PWM with dead-time insertion, and two independent driver banks: four high-side drivers (HSDRV) with current limiting and diagnostics, and two low-side drivers (LSDRV) with open-load detection.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | HCS12 16-bit CPU with 16 MB linear address space and 16-level stack |
| Flash Memory | 48 KB on-chip Flash with ECC, supporting in-application programming (IAP) |
| RAM Size | 4 KB on-chip SRAM with retention during stop modes |
| Bus Clock Speed | Up to 25 MHz - enables real-time control loop execution within 40 ns instruction cycle |
| LIN Compliance | SAE J2602-compliant LINPHY v2.0 transceiver with auto-synchronization and slave node wake-up support |
| Driver Integration | 4 high-side drivers (HSDRV) + 2 low-side drivers (LSDRV), each with fault reporting and thermal shutdown |
| ADC Resolution | 10-bit successive-approximation ADC with 8 input channels and configurable sample-and-hold |
| Operating Voltage | 4.5 V to 27 V supply range - supports direct battery connection in automotive 12 V systems |
Pinout & Package
Package: 48-pin LQFP (7 mm × 7 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level MSL3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Core logic power/ground | Supplies 5 V digital core; decoupling required per MCU layout guidelines |
| VDDA, VSSA | Analog reference supply/ground | Isolated analog domain for ADC and LINPHY biasing; must be filtered separately |
| XTAL/EXTAL | Crystal oscillator input/output | Supports 1–8 MHz fundamental-mode crystals for precise timing and LIN baud rate derivation |
| LINRX/LINTX | LIN bus differential interface | Single-wire LIN physical layer I/O; internally terminated and ESD-protected per ISO 10605 |
| HSD0–HSD3 | High-side driver outputs | Four 5 V-tolerant, current-limited (1.2 A typ.) switched outputs with short-circuit diagnostics |
| LSD0–LSD1 | Low-side driver outputs | Two 5 V-tolerant, open-load detectable outputs with thermal foldback protection |
| AD0–AD7 | ADC analog inputs | Eight single-ended inputs supporting 0–5 V range; share pins with port P and port L |
| PT0–PT7 | General-purpose I/O with interrupt | 8-bit port T with edge-triggered interrupts, pull-up/down enable, and polarity inversion |
Key Features
| Feature | Design Value |
|---|---|
| Integrated LINPHY v2.0 | Eliminates need for external LIN transceiver IC; reduces BOM count and PCB area by ~30% in body control modules |
| On-chip voltage regulator (VREG) | Generates stable 5 V core supply from 5–27 V input - enables single-rail battery-powered operation without external DC/DC converter |
| HSDRV/LSDRV diagnostics | Real-time open-load, short-to-battery, short-to-ground, and overtemperature reporting via dedicated status registers |
| BATS supply sensing | Monitors battery voltage with 10-bit resolution and ±1% accuracy - enables low-voltage warning and graceful shutdown logic |
| Background Debug Module (BDM) | Single-wire debug interface supporting flash programming, breakpoint setting, and live register inspection without halting real-time peripherals |
| Stop mode current | ≤ 40 µA typical - meets automotive module sleep-current requirements for always-on LIN nodes |
Applications
| Body Control Module (BCM) | Smart Junction Box (SJB) |
|---|---|
Use Scenario: Centralized control of door locks, window lifts, interior lighting, and mirror adjustment in entry-level vehicles. IC Role / Device Role / Timing Role: Main system controller executing LIN slave firmware, managing driver outputs, and polling sensor inputs at 10 ms intervals. Use Value: Reduces component count by integrating LINPHY, HSDRV, LSDRV, and VREG - lowers total cost and improves reliability vs. discrete solution. | Use Scenario: Power distribution and load management for under-hood and cabin accessories in modern vehicle architectures. IC Role / Device Role / Timing Role: High-side switch controller with diagnostic feedback, coordinating with CAN gateway via SCI interface. Use Value: Enables predictive maintenance through real-time current monitoring and thermal derating - extends relay life and prevents fuse blowouts. |
| 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: Dual HSDRV-driven H-bridge control with PWM modulation and ADC-based current sensing on AD0–AD1. Use Value: Integrated 10-bit ADC and PWM with dead-time insertion allow closed-loop motor control without external analog front-end. | Use Scenario: Sunroof and power blind actuation with obstacle detection and soft-stop functionality. IC Role / Device Role / Timing Role: LIN slave node receiving commands from roof switch panel and driving bidirectional motors via HSDRV outputs. Use Value: Built-in LINPHY and wake-on-LIN capability ensure ultra-low standby current (<50 µA) while maintaining responsive command latency. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S12VR64F2VLCR | 64 KB Flash, same peripheral set and pinout - differs only in Flash size and part marking | Identical use cases; selected when firmware exceeds 48 KB or future-proofing is required | Drop-in replacement if board layout accommodates same 48-pin LQFP footprint and firmware fits |
| SPC560B50L5 | 32-bit Power Architecture core, 512 KB Flash, no integrated LINPHY or HSDRV - requires external transceiver and driver ICs | Targeted at higher-performance body domain controllers with CAN FD and safety ASIL-B requirements | Not pin-compatible; chosen when scalability, functional safety, or CAN FD integration outweighs integration benefits |
Compared with MC9S12VR64F2VLCR, the S9S12VR48F2VLCR offers identical peripheral functionality at lower Flash capacity and cost; versus SPC560B50L5, it delivers higher integration for cost-sensitive LIN-only nodes but lacks CAN FD and ASIL compliance.
Availability
S9S12VR48F2VLCR is available at Aetrix Electronics and suitable for automotive body electronics, smart junction boxes, and seat control modules requiring stable component supply, long-term lifecycle support, and AEC-Q100 Grade 1 qualification.
Supply support for S9S12VR48F2VLCR 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 S9S12VR family was developed specifically for cost-optimized automotive body electronics, emphasizing integration of LIN communication, embedded power switching, and battery-supplied operation without external regulators or transceivers.
FAQ
What is the maximum operating temperature range for the S9S12VR48F2VLCR?
The S9S12VR48F2VLCR is qualified for operation from –40°C to +125°C ambient temperature, meeting AEC-Q100 Grade 1 requirements for automotive under-hood and cabin applications. This rating applies to the full functional specification including Flash programming, ADC linearity, and HSDRV current drive capability across the range.
Does the S9S12VR48F2VLCR support in-circuit debugging via standard interfaces?
Yes, the S9S12VR48F2VLCR includes a Background Debug Module (BDM) supporting single-wire debug using the BKGD pin. It enables flash programming, real-time register inspection, and breakpoint execution without halting time-critical peripherals like PWM or LINPHY - fully compatible with P&E Micro and Segger J-Link debug probes.
Can the S9S12VR48F2VLCR operate directly from a 12 V automotive battery without external regulation?
Yes, the S9S12VR48F2VLCR integrates an on-chip voltage regulator (VREG) that accepts 4.5 V to 27 V input and delivers regulated 5 V to the core logic. This allows direct connection to the vehicle battery rail, eliminating the need for an external DC/DC converter in most body control applications.
How many LIN nodes can the S9S12VR48F2VLCR support simultaneously?
The S9S12VR48F2VLCR contains one integrated LINPHY v2.0 transceiver supporting a single LIN bus node. It operates exclusively as a LIN slave device per SAE J2602; master functionality requires external hardware or software bit-banging on GPIO, which is not recommended due to timing constraints.
What diagnostic capabilities are built into the HSDRV outputs of the S9S12VR48F2VLCR?
The S9S12VR48F2VLCR's four HSDRV outputs provide per-channel diagnostics including short-to-battery detection, short-to-ground detection, open-load detection, and overtemperature shutdown. Status is reported via dedicated HSDSTAT register bits and triggers interrupt flags - enabling real-time fault logging and safe state transitions in safety-critical body control functions.
S9S12VR48F2VLCR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 32-LQFP
- Series:
- S12 MagniV
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- 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:
- 48KB (48K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 512 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 ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S9S12VR48F2VLCR FAQ
1.How can I place an order for S9S12VR48F2VLCR through Aetrix?
Please submit a Request for Quotation (RFQ) for S9S12VR48F2VLCR 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 S9S12VR48F2VLCR reliable?
The price and inventory of S9S12VR48F2VLCR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S9S12VR48F2VLCR is usually 5 days.
3.What payment methods are accepted for S9S12VR48F2VLCR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S9S12VR48F2VLCR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S9S12VR48F2VLCR?
S9S12VR48F2VLCR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S9S12VR48F2VLCR 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 S9S12VR48F2VLCR?
For technical support, including S9S12VR48F2VLCR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S9S12VR48F2VLCR requirements.
6.How does Aetrix verify that S9S12VR48F2VLCR is sourced from the original manufacturer or authorized distributors?
All S9S12VR48F2VLCR 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 S9S12VR48F2VLCR meets industry standards.
7.What is the process for return or replacement of S9S12VR48F2VLCR?
All S9S12VR48F2VLCR units undergo pre-shipment inspection (PSI). If there is an issue with S9S12VR48F2VLCR, 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 S9S12VR48F2VLCR part is unused and in its original packaging.
Return procedure for S9S12VR48F2VLCR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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