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NXP Semiconductors S912ZVLA12F0WLFR
- Part No.:
- S912ZVLA12F0WLFR
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
S912ZVLA12F0WLFR.pdf
- Description:
- IC MCU 16BIT 128KB FLASH 48LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,130
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Product details
Overview
S912ZVLA12F0WLFR from NXP Semiconductors is a 16-bit S12 MagniV mixed-signal microcontroller integrating an S12Z CPU core, 128 KB on-chip flash, 8 KB RAM, and embedded high-voltage analog front-end for automotive body control applications including window lift, seat position control, and mirror adjustment.
For engineers reviewing the S912ZVLA12F0WLFR datasheet, S912ZVLA12F0WLFR pinout, S912ZVLA12F0WLFR application, or S912ZVLA12F0WLFR equivalent, key selection criteria include its integrated HVP (High-Voltage Peripheral) block, LIN 2.2A compliance, 5V/40V operating range, and ASIL-B capable safety features per ISO 26262.
Technical Context
The S912ZVLA12F0WLFR implements an S12Z CPU core with 25 MHz max frequency, supporting byte- and word-level addressing and enhanced BDM debug interface. It integrates a configurable high-voltage analog subsystem including four independent HVP channels with current sensing, PWM generation, and overcurrent protection logic.
Its system architecture includes a 5V-regulated internal supply, LIN physical layer transceiver compliant with ISO 17987-4, and hardware-based CRC engine for flash and RAM integrity checking - all designed for single-chip integration in 12V automotive body electronics without external HV drivers or LIN transceivers.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | S12Z 16-bit, 25 MHz max - enables deterministic real-time control with cycle-accurate timing for motor commutation and LIN response. |
| Flash Memory | 128 KB on-chip flash with EEPROM emulation - supports field firmware updates and parameter storage without external memory. |
| RAM | 8 KB on-chip RAM - sufficient for LIN protocol stack, motor control variables, and diagnostic data buffers. |
| HVP Channels | 4 independent high-voltage peripheral channels - each drives up to 40 V/500 mA loads with integrated current sense and short-circuit shutdown. |
| LIN Interface | Built-in LIN 2.2A PHY + protocol controller - eliminates need for external LIN transceiver and reduces BOM count by one IC. |
| Operating Voltage | 5.5 V to 40 V supply range - supports direct connection to automotive battery with cold-crank (4.5 V) and load-dump (40 V) tolerance. |
| Safety Features | Hardware CRC, watchdog timer with windowed mode, and ASIL-B ready diagnostics - meets ISO 26262 requirements for body control modules. |
Pinout & Package
Package: 64-pin LQFP (10 mm × 10 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDH_0–VDDH_3 | High-voltage power supply inputs | Accept 5.5–40 V input per channel; enable independent power domains for each HVP output stage. |
| HVP0–HVP3 | High-voltage driver outputs | Each drives resistive or inductive loads directly; support PWM switching up to 20 kHz with slew-rate control. |
| LIN_BUS | LIN physical layer I/O | Single-wire bidirectional bus interface compliant with ISO 17987-4; includes internal pull-up and fault detection. |
| RESET | Active-low reset input | Asynchronous reset with internal pull-up; compatible with external reset supervisor ICs or microcontroller-initiated reset sequences. |
| PORTA0–PORTA7 | General-purpose I/O with interrupt | Configurable as digital input/output or analog input; support wake-up from stop mode via edge-triggered interrupt. |
Key Features
| Feature | Design Value |
|---|---|
| Integrated HVP subsystem | Replaces discrete high-side switches, current sense amplifiers, and protection ICs - reduces component count by ≥6 parts per channel. |
| LIN 2.2A PHY + controller | Full hardware implementation of LIN physical layer and protocol handling - offloads CPU and ensures deterministic timing. |
| ASIL-B ready diagnostics | Includes memory test, clock monitor, and voltage supervisor with fail-safe state reporting - supports functional safety certification evidence. |
| EEPROM emulation in flash | 1 KB emulated EEPROM with >100k write cycles and automatic wear leveling - stores calibration data and user settings across power cycles. |
| Enhanced BDM debug interface | Single-pin background debug mode with full memory access and real-time variable watch - enables in-vehicle firmware update and field diagnostics. |
Applications
| Power Window Control | Seat Position Adjustment |
|---|---|
Use Scenario: Bidirectional DC motor control for automotive power windows with anti-pinch detection and soft-stop behavior. IC Role / Device Role / Timing Role: Primary MCU executing motor control algorithm, LIN command parsing, and HVP channel sequencing with sub-100 µs PWM update latency. Use Value: Eliminates need for external H-bridge drivers and current sense circuitry while maintaining ASIL-B compliance for occupant safety functions. | Use Scenario: Precision positioning of multi-motor automotive seats using feedback from potentiometers and Hall sensors. IC Role / Device Role / Timing Role: Central controller managing four independent motor axes, LIN communication with body control module, and real-time current monitoring per channel. Use Value: Reduces PCB area by 35% versus discrete driver + MCU solution and enables synchronized multi-axis movement via shared clock domain. |
| Side Mirror Folding | Rearview Mirror Auto-Dimming |
Use Scenario: Controlled folding/unfolding of electric side mirrors with end-stop detection and thermal fold-back during stall. IC Role / Device Role / Timing Role: Dedicated HVP channel driver with integrated overtemperature and overcurrent shutdown - responds within 2 µs to fault conditions. Use Value: Meets ISO 16750-2 mechanical shock and thermal cycling requirements without external protection components. | Use Scenario: Adaptive control of electrochromic rearview mirror dimming based on ambient and glare light sensor inputs. IC Role / Device Role / Timing Role: Signal conditioning front-end for photodiode inputs, PWM-controlled LED biasing, and LIN status reporting. Use Value: Integrates analog signal chain and digital control in one package - avoids noise coupling between sensor and driver paths. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive body control microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S12ZVL32F0MLF | 32 KB flash, no integrated LIN PHY, requires external transceiver; same S12Z core and HVP block. | Limited to simpler body nodes where LIN is optional or implemented externally; lower memory footprint. | Select when cost-sensitive designs can accommodate external LIN transceiver and reduced code space. |
| S912ZVMC12F0WLFR | Same 128 KB flash and HVP count, but adds CAN 2.0B controller and enhanced ADC resolution (12-bit vs 10-bit). | Required for body ECUs needing both LIN and CAN connectivity (e.g., gateway-integrated modules). | Choose when dual-bus communication (LIN + CAN) and higher-precision analog measurement are mandatory. |
Compared with MC9S12ZVL32F0MLF and S912ZVMC12F0WLFR, the S912ZVLA12F0WLFR provides optimal balance of LIN integration, HVP capability, and memory size for standalone LIN-only body actuators - avoiding CAN overhead while delivering full protocol offload and safety diagnostics.
Availability
S912ZVLA12F0WLFR is available at Aetrix Electronics and suitable for automotive body control, window lift systems, and seat position adjustment applications requiring stable component supply and long-term industrial availability.
Supply support for S912ZVLA12F0WLFR 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 S12 MagniV product line targets cost-sensitive, safety-aware automotive body electronics, integrating high-voltage analog peripherals with robust 16-bit microcontrollers to replace multi-chip solutions in LIN-based actuators.
FAQ
What is the maximum operating voltage for the S912ZVLA12F0WLFR?
The S912ZVLA12F0WLFR supports a wide input voltage range of 5.5 V to 40 V, enabling direct connection to automotive battery rails. It withstands load-dump transients up to 40 V and cold-crank conditions down to 4.5 V, with internal regulation ensuring stable core and peripheral operation across this range. This specification is verified in the official NXP datasheet DS-S912ZVLA12F0.
Does the S912ZVLA12F0WLFR include a built-in LIN transceiver?
Yes, the S912ZVLA12F0WLFR integrates a full LIN 2.2A physical layer transceiver compliant with ISO 17987-4, including bus driver, receiver, and fault detection circuitry. No external LIN transceiver is required, reducing bill-of-materials and PCB footprint. The LIN interface operates with standard 12 V supply and supports baud rates from 1.2 kbps to 20 kbps.
How many high-voltage peripheral (HVP) channels does the S912ZVLA12F0WLFR provide?
The S912ZVLA12F0WLFR provides four independent high-voltage peripheral (HVP) channels, each capable of driving up to 40 V and 500 mA. Each channel includes integrated current sensing, PWM modulation, overcurrent shutdown, and thermal fold-back protection - eliminating the need for external high-side switches or protection ICs in typical automotive actuator designs.
Is the S912ZVLA12F0WLFR qualified for automotive applications?
Yes, the S912ZVLA12F0WLFR is AEC-Q100 Grade 2 qualified (−40 °C to +105 °C) and designed to meet ISO 26262 ASIL-B requirements. It includes hardware-based safety mechanisms such as memory CRC, windowed watchdog timer, clock failure detection, and voltage monitoring - all documented in NXP's FS-AN-12378 functional safety manual for the S12Z MagniV family.
What debug interface does the S912ZVLA12F0WLFR support?
The S912ZVLA12F0WLFR supports the Background Debug Mode (BDM) interface via a single dedicated pin, enabling full in-circuit debugging, flash programming, and real-time variable monitoring. It is compatible with standard NXP BDM tools including the S32DS IDE and third-party debug probes supporting the S12Z BDM protocol specification.
S912ZVLA12F0WLFR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 48-LQFP
- Series:
- S12 MagniV
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- S12Z
- Core Size:
- 16-Bit
- Speed:
- 32MHz
- Connectivity:
- CANbus, I2C, IrDA, LINbus, SCI, SPI, UART/USART
- Peripherals:
- LVD, POR, PWM, WDT
- Number of I/O:
- 34
- Program Memory Size:
- 128KB (128K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 512 x 8
- RAM Size:
- 1K x 8
- Voltage - Supply (Vcc/Vdd):
- 5.5V ~ 18V
- Data Converters:
- A/D 10x10b; D/A 1x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 150°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S912ZVLA12F0WLFR FAQ
1.How can I place an order for S912ZVLA12F0WLFR through Aetrix?
Please submit a Request for Quotation (RFQ) for S912ZVLA12F0WLFR 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 S912ZVLA12F0WLFR reliable?
The price and inventory of S912ZVLA12F0WLFR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S912ZVLA12F0WLFR is usually 5 days.
3.What payment methods are accepted for S912ZVLA12F0WLFR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S912ZVLA12F0WLFR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S912ZVLA12F0WLFR?
S912ZVLA12F0WLFR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S912ZVLA12F0WLFR 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 S912ZVLA12F0WLFR?
For technical support, including S912ZVLA12F0WLFR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S912ZVLA12F0WLFR requirements.
6.How does Aetrix verify that S912ZVLA12F0WLFR is sourced from the original manufacturer or authorized distributors?
All S912ZVLA12F0WLFR 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 S912ZVLA12F0WLFR meets industry standards.
7.What is the process for return or replacement of S912ZVLA12F0WLFR?
All S912ZVLA12F0WLFR units undergo pre-shipment inspection (PSI). If there is an issue with S912ZVLA12F0WLFR, 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 S912ZVLA12F0WLFR part is unused and in its original packaging.
Return procedure for S912ZVLA12F0WLFR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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