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NXP Semiconductors S912ZVC12F0VLFR
- Part No.:
- S912ZVC12F0VLFR
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
S912ZVC12F0VLFR.pdf
- Description:
- IC MCU 16BIT 128KB FLASH 48LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,000
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Product details
Overview
S912ZVC12F0VLFR from NXP (formerly Freescale) is an AEC-Q100 Grade 0 automotive MCU integrating S12Z core, 12-bit ADC (16-channel), 8-bit DAC with op-amp, dual rail-to-rail comparators, and a fully compliant CAN physical layer - enabling compact CAN node designs in seatbelt pretensioners and ultrasonic sensors operating up to 150°C ambient.
For engineers reviewing the S912ZVC12F0VLFR datasheet, S912ZVC12F0VLFR pinout, S912ZVC12F0VLFR application, or S912ZVC12F0VLFR equivalent, key selection criteria include its integrated 12V/70mA voltage regulator, 4× high-voltage input (HVI) pins, 8× 16-bit PWM channels with 16ns resolution, and direct battery-powered operation without external level-shifting or discrete CAN transceivers.
Technical Context
The S912ZVC12F0VLFR implements the S12Z 16-bit CISC core running at 32 MHz bus speed, with on-chip PLL and internal reference clock (IRC). It embeds ECC-protected 192 KB Flash and 12 KB SRAM for functional safety-critical code execution.
Analog subsystem includes a 12-bit ADC with up to 16 inputs, two rail-to-rail comparators, temperature sensor, and VSUP sense - all operating across 5.5 V–18 V supply range. The integrated CAN PHY supports ISO 11898-2 High-Speed CAN with ±8 kV ESD immunity and built-in VREG for CAN bus termination.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | S12Z 16-bit CISC, 32 MHz bus speed - deterministic real-time control with cycle-accurate timing for motor actuation and sensor sampling. |
| Flash / RAM / EEPROM | 192 KB Flash (ECC), 12 KB SRAM (ECC), 2 KB EEPROM (ECC) - meets ASIL-B software integrity requirements per ISO 26262. |
| ADC | 16-channel 12-bit SAR ADC with configurable sample rate - supports simultaneous sampling of multiple sensor inputs (e.g., ultrasonic echo timing + temperature compensation). |
| CAN Interface | 1x MSCAN controller + integrated ISO 11898-2 PHY - eliminates external transceiver, reduces BOM count, and enables direct connection to 12V CAN bus. |
| Voltage Regulator | 12V/70mA VREG (170mA with ballast) - powers external loads (e.g., solenoids, HV drivers) directly from battery without discrete regulators. |
| High-Voltage I/O | 2× HVI pins (up to 40V tolerant) + 4× NGPIO (5V/25mA sink) - interfaces directly with 12V automotive sensors and actuators without level shifters. |
| PWM & Timers | 8× 16-bit PWM (16ns resolution) + 12× 16-bit timer channels - enables precise gate drive timing for brushless motor control and ultrasonic burst generation. |
Pinout & Package
Package: 48-pin LQFP (7 mm × 7 mm, 0.5 mm pitch), thermally enhanced with exposed pad (EP not present in 48LQFP variant).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Core power / ground | Supplies 5V logic domain; requires local 100nF + 10µF decoupling per VDD pin. |
| VSUP | Battery supply monitor input | Direct connection to 12V battery; enables brown-out detection and supply voltage scaling for ADC reference. |
| HVI0, HVI1 | High-voltage input | 40V-tolerant pins for direct sensing of 12V signals (e.g., switch status, solenoid feedback) without external resistive dividers. |
| NGPIO0–NGPIO3 | High-current GPIO sink | Each drives up to 25mA at 5V - suitable for LED indicators, relay coils, or low-side driver enable signals. |
| CANH / CANL | CAN differential bus interface | Integrated PHY outputs - connect directly to CAN bus with 120Ω termination; no external transceiver required. |
| EVDD | External 5V output | 5V/20mA regulated output - powers external analog circuitry (e.g., op-amp bias, sensor excitation) from internal regulator. |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q100 Grade 0 qualification | Validated for operation up to 150°C ambient - enables placement in engine bay, seat motors, and exhaust-mounted sensors without derating. |
| Integrated 12V CAN PHY | Eliminates need for external CAN transceiver IC and associated protection components - reduces PCB area by ≥25 mm² and BOM cost by $0.35–$0.60. |
| On-die 12V/70mA regulator | Directly powers external 12V loads (e.g., fuel injectors, HVAC valves) - avoids discrete DC-DC converters and simplifies thermal design. |
| Dual rail-to-rail comparators | Support fast threshold detection (e.g., seat occupancy via capacitive sensing, brake pedal position) with programmable hysteresis and interrupt capability. |
| SENT Tx interface | Single-wire digital output compliant with SAE J2716 - enables direct connection to automotive pressure/temperature sensors without additional protocol ICs. |
Applications
| Seatbelt Pretensioner Control | Ultrasonic Parking Sensor |
|---|---|
Use Scenario: Real-time deployment of pyrotechnic pretensioner during crash event using accelerometer-triggered logic and redundant power monitoring. IC Role / Device Role / Timing Role: Primary safety controller executing ASIL-B firmware, managing HVI-based crash signal validation, and driving NGPIO-controlled squib circuits. Use Value: Integrated 12V VREG powers squib directly; ECC memory ensures fault-free execution; CAN interface reports status to airbag ECU without latency. | Use Scenario: Transmitting time-of-flight measurements from piezoelectric transducers to body control module via CAN bus. IC Role / Device Role / Timing Role: Signal acquisition controller performing 12-bit ADC sampling of echo waveform, generating 16ns-precision PWM bursts, and formatting SENT/CAN messages. Use Value: On-chip op-amps condition transducer signals; high-res timers enable µs-level echo timing; integrated CAN PHY eliminates transceiver skew. |
| HVAC Actuator Node | NOx Exhaust Gas Sensor |
Use Scenario: Controlling blend door position via stepper motor using closed-loop feedback from potentiometer and thermal sensor. IC Role / Device Role / Timing Role: Motor control MCU generating 4-channel complementary PWM, reading analog HVAC sensor inputs, and communicating setpoint updates over CAN. Use Value: 16-channel ADC reads multiple sensors simultaneously; 8× PWM channels support full-bridge drive; 12V VREG powers motor driver ICs. | Use Scenario: Conditioning and digitizing Nernst cell output from zirconia-based NOx sensor in diesel exhaust stream. IC Role / Device Role / Timing Role: Analog front-end controller performing ratiometric ADC measurement, temperature compensation via on-die sensor, and CAN message transmission. Use Value: Rail-to-rail comparators detect heater enable thresholds; 12-bit ADC resolves <1mV gas concentration changes; HVI pins monitor heater supply voltage. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive CAN microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S12ZVMC12F0MLF | Same S12Z core, 128 KB Flash, 8 KB RAM, no integrated CAN PHY - requires external TJA1042 or similar transceiver. | Used where CAN PHY isolation or extended common-mode range is needed beyond integrated solution. | Select when system-level EMC testing mandates discrete CAN PHY layout control or when higher Flash/RAM is required for complex diagnostics. |
| SPC560B50L5 | Power Architecture core, 512 KB Flash, 48 KB RAM, dual CAN FD controllers - no integrated PHY, requires external transceivers. | Targeted at mid-tier powertrain ECUs requiring CAN FD bandwidth and ASIL-D compliance. | Choose for next-generation platforms needing CAN FD data rates (>5 Mbps) and higher functional safety certification scope. |
Compared with MC9S12ZVMC12F0MLF and SPC560B50L5, the S912ZVC12F0VLFR uniquely delivers space-constrained CAN node functionality with zero external transceiver overhead, making it optimal for actuators and sensors where PCB area and BOM cost are critical constraints.
Availability
S912ZVC12F0VLFR is available at Aetrix Electronics and suitable for automotive seatbelt pretensioners, ultrasonic parking sensors, HVAC actuators, and NOx exhaust sensors requiring stable component supply across extended temperature and long production lifecycles.
Supply support for S912ZVC12F0VLFR 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 specializing in secure connectivity solutions for automotive, industrial, and IoT applications, with leadership in automotive MCUs and radar processing.
The S12 MagniV family - including the S912ZVC12F0VLFR - was designed specifically for highly integrated, space-constrained automotive body electronics requiring embedded high-voltage I/O, CAN, and analog signal conditioning in a single package.
FAQ
What is the maximum ambient temperature rating for the S912ZVC12F0VLFR?
The S912ZVC12F0VLFR is qualified to AEC-Q100 Grade 0 with a maximum ambient operating temperature of 150°C. This rating is validated across the full voltage range (5.5 V–18 V) and applies to all core, analog, and communication peripherals - enabling use in under-hood and seat motor environments where thermal margins are tight. The on-die temperature sensor provides real-time die temperature feedback for thermal throttling or fault reporting in safety-critical applications.
Does the S912ZVC12F0VLFR require an external CAN transceiver?
No, the S912ZVC12F0VLFR integrates a fully compliant ISO 11898-2 High-Speed CAN physical layer, including bus drivers, receivers, and fault protection circuitry. It connects directly to the CANH/CANL bus with only a 120Ω termination resistor required. This eliminates the need for external transceivers like the TJA1042 or SN65HVD230, reducing component count, PCB area, and EMC susceptibility in compact nodes such as ultrasonic sensors or seatbelt pretensioners.
What analog peripherals are included in the S912ZVC12F0VLFR?
The S912ZVC12F0VLFR includes a 16-channel 12-bit ADC, two rail-to-rail comparators, an 8-bit DAC with integrated op-amp, on-die temperature sensor, VSUP supply monitor, and four high-voltage input (HVI) pins rated to 40V. These peripherals support direct interfacing with automotive sensors (e.g., potentiometers, thermistors, Nernst cells) and actuators without external signal conditioning, enabling self-contained analog front-end functionality in devices like HVAC actuators and NOx sensors.
Can the S912ZVC12F0VLFR power external 12V loads directly?
Yes, the S912ZVC12F0VLFR features an integrated 12V voltage regulator capable of delivering 70mA continuously (170mA with external ballast resistor). This regulator powers external 12V components such as solenoids, relays, or sensor heaters - eliminating the need for discrete DC-DC converters. Its output is monitored via dedicated EVDD pin, allowing real-time current limiting and thermal shutdown in safety-critical applications like seatbelt pretensioners.
Is the S912ZVC12F0VLFR pin-compatible with other S12ZVC variants?
The S912ZVC12F0VLFR uses a 48-pin LQFP package and shares identical pinout with other 48-pin S12ZVC variants (e.g., S912ZVCA19F0MLF), including matching signal assignments for CANH/CANL, HVI, NGPIO, and ADC channels. However, flash size (12 KB vs. 192 KB), RAM, and peripheral enablement differ - firmware must be validated per specific part number. Pin compatibility does not guarantee functional equivalence across all S12ZVC orderables.
S912ZVC12F0VLFR 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, SCI, SPI
- Peripherals:
- DMA, POR, PWM, WDT
- Number of I/O:
- 28
- Program Memory Size:
- 128KB (128K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 2K x 8
- RAM Size:
- 8K x 8
- Voltage - Supply (Vcc/Vdd):
- 3.5V ~ 40V
- Data Converters:
- A/D 10x10b; D/A 1x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S912ZVC12F0VLFR FAQ
1.How can I place an order for S912ZVC12F0VLFR through Aetrix?
Please submit a Request for Quotation (RFQ) for S912ZVC12F0VLFR 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 S912ZVC12F0VLFR reliable?
The price and inventory of S912ZVC12F0VLFR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S912ZVC12F0VLFR is usually 5 days.
3.What payment methods are accepted for S912ZVC12F0VLFR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S912ZVC12F0VLFR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S912ZVC12F0VLFR?
S912ZVC12F0VLFR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S912ZVC12F0VLFR 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 S912ZVC12F0VLFR?
For technical support, including S912ZVC12F0VLFR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S912ZVC12F0VLFR requirements.
6.How does Aetrix verify that S912ZVC12F0VLFR is sourced from the original manufacturer or authorized distributors?
All S912ZVC12F0VLFR 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 S912ZVC12F0VLFR meets industry standards.
7.What is the process for return or replacement of S912ZVC12F0VLFR?
All S912ZVC12F0VLFR units undergo pre-shipment inspection (PSI). If there is an issue with S912ZVC12F0VLFR, 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 S912ZVC12F0VLFR part is unused and in its original packaging.
Return procedure for S912ZVC12F0VLFR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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