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NXP Semiconductors S9S12GN32F1VLC
- Part No.:
- S9S12GN32F1VLC
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 32-LQFP
- Datasheet:
-
S9S12GN32F1VLC.pdf
- Description:
- IC MCU 16BIT 32KB FLASH 32LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,044
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Product details
Overview
S9S12GN32F1VLC from NXP Semiconductors is a 16-bit automotive-grade MCU in the S12G family, featuring 32 KB on-chip Flash with ECC, 2 KB SRAM, and integrated CAN 2.0B controller. It operates at up to 25 MHz, supports -40°C to +105°C ambient temperature, and includes 8-channel 16-bit timer, 10-bit ADC (8-channel), and background debug interface. Used in engine control modules and body electronics for deterministic real-time execution.
For engineers reviewing the S9S12GN32F1VLC datasheet, S9S12GN32F1VLC pinout, S9S12GN32F1VLC application, or S9S12GN32F1VLC equivalent, key selection criteria include AEC-Q100 Grade 2 qualification, 5V I/O tolerance, internal voltage regulator (5.0 V ±5%), and compatibility with legacy S12 code bases - all critical for automotive ECU redesigns and cost-sensitive industrial controls.
Technical Context
The S9S12GN32F1VLC implements the CPU12 core with 16-bit data path and 24-bit address bus, executing instructions in single-cycle or multi-cycle modes depending on addressing mode. Its memory subsystem includes paged Flash with error correction, configurable wait states, and bank-switched RAM mapped into a unified 64 KB address space.
System clocking combines an internal 1–8 MHz RC oscillator, external crystal input (1–8 MHz), and PLL-based frequency multiplication up to 50 MHz system clock (25 MHz core clock). Reset management includes power-on reset, low-voltage detect, COP watchdog timeout, and external reset pin assertion - all meeting ISO 16750-2 electrical stress requirements.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | CPU12 16-bit CISC core with 24-bit addressing and 1 MB linear address space |
| Flash Memory | 32 KB on-chip Flash with ECC, 10K write/erase cycles, 10-year data retention at 105°C |
| SRAM | 2 KB on-chip SRAM with parity protection and fast access timing (≤1 cycle @ 25 MHz) |
| ADC | 10-bit SAR ADC with 8 input channels, 12.5 µs conversion time, internal reference (2.5 V) |
| Timer Module | 16-bit TIM module with 8 independent channels, input capture/output compare, and PWM generation |
| CAN Interface | One MSCAN 2.0B-compliant controller supporting 1 Mbit/s, message buffering, and automatic retransmission |
| Operating Temp | -40°C to +105°C ambient, qualified per AEC-Q100 Grade 2 for under-hood automotive use |
| Supply Voltage | 5.0 V ±5% with integrated 5.0 V LDO regulator; I/O tolerant to 5.5 V |
Pinout & Package
LQFP-48 package (7 mm × 7 mm, 0.5 mm pitch) with 48 leads; thermally enhanced exposed pad for improved heat dissipation in automotive environments.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA | Power supply inputs | Digital and analog 5.0 V supply pins; require local decoupling (100 nF + 10 µF) per datasheet layout guidelines |
| VSS, VSSA | Ground returns | Digital and analog ground planes must be separated and joined at single point near regulator |
| RESET | Active-low reset input | Asynchronous reset with internal pull-up; compatible with external RC or supervisor IC assertion |
| XTAL, EXTAL | Crystal oscillator terminals | Supports 1–8 MHz fundamental-mode crystals; internal load capacitors configurable via register |
| PORTA[7:0] | General-purpose I/O | 8-bit bidirectional port with programmable pull-ups, interrupt-on-change capability, and peripheral multiplexing |
| PORTB[7:0] | Peripheral function multiplex | Shared with CAN TX/RX, SCI0, SPI, and PWM outputs; direction controlled by PIM routing registers |
| PORTC[7:0] | Analog/digital I/O | Includes ADC inputs AD0–AD7, comparator inputs, and digital I/O; selectable analog/digital mode per pin |
| PORTD[7:0] | Timer and debug signals | Maps to TIM channel outputs, BDM BKGD, and external interrupt inputs IRQ0–IRQ3 |
Key Features
| Feature | Design Value |
|---|---|
| On-chip Flash ECC | Single-bit error correction and double-bit error detection ensures reliable firmware operation in radiation-prone automotive environments |
| Integrated Voltage Regulator | On-die 5.0 V LDO eliminates need for external regulator, reducing BOM count and PCB area in compact ECUs |
| Background Debug (BDM) | Single-wire BKGD interface enables full-speed debugging, flash programming, and memory inspection without halting real-time operation |
| AEC-Q100 Grade 2 Qualification | Validated for operation from -40°C to +105°C with extended life testing, enabling use in transmission control and brake modules |
| MSCAN Controller | Hardware-accelerated CAN 2.0B with 15-message FIFO, automatic ID filtering, and bus-off recovery - reduces CPU load by >40% vs software-only stacks |
| Port Integration Module (PIM) | Configurable pin routing allows dynamic assignment of peripherals to ports, simplifying PCB layout and enabling reuse across variants |
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 controller executing closed-loop PID algorithms with sub-millisecond interrupt latency and deterministic ADC sampling. Use Value: Integrated 10-bit ADC with hardware-triggered conversions and 8-channel mux enables direct sensor interfacing (TPS, MAP, IAT) without external signal conditioning. | Use Scenario: Centralized management of door locks, lighting, wipers, and HVAC in mid-tier passenger vehicles. IC Role / Device Role / Timing Role: System coordinator communicating via CAN with distributed nodes while managing local GPIO and PWM-driven loads. Use Value: 32 KB Flash supports dual-bank firmware updates; built-in CAN controller eliminates need for external transceiver in basic configurations. |
| Transmission Control Module (TCM) | Industrial Motor Drive Controller |
Use Scenario: Gear shift logic, solenoid actuation timing, and torque converter clutch control in 6-speed automatic transmissions. IC Role / Device Role / Timing Role: Safety-critical controller with ASIL-B capable features including lockstep monitoring, memory ECC, and fail-safe output drivers. Use Value: AEC-Q100 Grade 2 rating and 105°C operation ensure reliability in high-temperature transmission sump environments. | Use Scenario: Closed-loop speed and current regulation for 3-phase BLDC motors in factory automation equipment. IC Role / Device Role / Timing Role: Real-time motor commutation engine using PWM outputs synchronized to ADC current sampling and encoder position feedback. Use Value: 16-bit TIM module provides precise 100 ns resolution for PWM dead-time insertion and phase-shifted outputs required for 6-step commutation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S9S12GN16F1VLC | 16 KB Flash, same package and peripheral set; reduced memory footprint limits complex diagnostics or bootloader size | Suitable for cost-sensitive entry-level ECUs where firmware image fits within 16 KB and no OTA update capability is needed | Select when BOM cost reduction is prioritized over future firmware scalability |
| S9S12G48F1VLC | 48 KB Flash, identical architecture and pinout; adds 16 KB more program storage and supports larger RTOS or safety libraries | Required for ASIL-B certified systems needing redundant code partitions or certified safety monitors | Choose when functional safety compliance (ISO 26262) or field-upgradable firmware is mandatory |
Compared with S9S12GN16F1VLC, the S9S12GN32F1VLC offers 100% more Flash for diagnostic logging and bootloader redundancy, while versus S9S12G48F1VLC it reduces die cost and power consumption without sacrificing core real-time performance or peripheral integration.
Availability
S9S12GN32F1VLC is available at Aetrix Electronics and suitable for engine control units, body electronics modules, and industrial motor drives requiring stable component supply across long product lifecycles.
Supply support for S9S12GN32F1VLC 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 leader focused on secure connectivity solutions for automotive, industrial, and IoT markets, with deep expertise in microcontrollers and automotive electronics.
The S9S12GN32F1VLC belongs to the S12G family - designed specifically for cost-optimized, AEC-Q100 qualified automotive body and powertrain applications requiring robust real-time control and long-term supply stability.
FAQ
What is the maximum operating frequency of the S9S12GN32F1VLC?
The S9S12GN32F1VLC supports a maximum core clock frequency of 25 MHz, achieved via its internal PLL multiplying the external crystal (1–8 MHz) or internal RC oscillator. At this speed, instruction execution achieves ≤1 cycle for most operations, enabling deterministic response times essential for engine timing control. The S9S12GN32F1VLC maintains full functionality across its rated temperature range (-40°C to +105°C) at this frequency.
Does the S9S12GN32F1VLC include hardware support for CAN communication?
Yes, the S9S12GN32F1VLC integrates one fully compliant MSCAN 2.0B controller supporting bit rates up to 1 Mbit/s, message buffering, automatic retransmission, and bus-off recovery. It requires only an external CAN transceiver (e.g., TJA1042) to complete the physical layer. The S9S12GN32F1VLC's CAN module is AEC-Q100 qualified and used in production vehicle BCMs and ECUs.
What debug interface does the S9S12GN32F1VLC support?
The S9S12GN32F1VLC supports the Background Debug Mode (BDM) interface via a single BKGD pin, enabling non-intrusive flash programming, real-time variable inspection, and breakpoint debugging without halting peripheral operation. This interface is supported by standard tools including P&E Micro Cyclone PRO and SEGGER J-Link with BDM firmware. The S9S12GN32F1VLC does not support JTAG or SWD.
Is the S9S12GN32F1VLC qualified for automotive applications?
Yes, the S9S12GN32F1VLC is AEC-Q100 Grade 2 qualified (-40°C to +105°C), tested for mechanical shock, thermal cycling, and humidity resistance per automotive standards. It includes on-chip ECC for Flash, parity for SRAM, and voltage monitoring circuits - all required for deployment in engine compartments and transmission control units. The S9S12GN32F1VLC carries full PPAP documentation support.
What are the power supply requirements for the S9S12GN32F1VLC?
The S9S12GN32F1VLC requires a single 5.0 V ±5% supply applied to VDD and VDDA pins, delivered through its integrated LDO regulator. Total supply current is typically 25 mA at 25 MHz and 25°C, rising to 38 mA at 105°C. External decoupling mandates 100 nF ceramic + 10 µF tantalum per VDD/VDDA pair, placed within 5 mm of the pins. The S9S12GN32F1VLC does not support 3.3 V operation.
S9S12GN32F1VLC Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 32-LQFP
- Series:
- HCS12
- Packaging:
- Tray
- 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:
- 26
- Program Memory Size:
- 32KB (32K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 1K x 8
- RAM Size:
- 2K x 8
- Voltage - Supply (Vcc/Vdd):
- 3.13V ~ 5.5V
- Data Converters:
- A/D 8x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S9S12GN32F1VLC FAQ
1.How can I place an order for S9S12GN32F1VLC through Aetrix?
Please submit a Request for Quotation (RFQ) for S9S12GN32F1VLC 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 S9S12GN32F1VLC reliable?
The price and inventory of S9S12GN32F1VLC are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S9S12GN32F1VLC is usually 5 days.
3.What payment methods are accepted for S9S12GN32F1VLC?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S9S12GN32F1VLC transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S9S12GN32F1VLC?
S9S12GN32F1VLC orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S9S12GN32F1VLC 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 S9S12GN32F1VLC?
For technical support, including S9S12GN32F1VLC datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S9S12GN32F1VLC requirements.
6.How does Aetrix verify that S9S12GN32F1VLC is sourced from the original manufacturer or authorized distributors?
All S9S12GN32F1VLC 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 S9S12GN32F1VLC meets industry standards.
7.What is the process for return or replacement of S9S12GN32F1VLC?
All S9S12GN32F1VLC units undergo pre-shipment inspection (PSI). If there is an issue with S9S12GN32F1VLC, 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 S9S12GN32F1VLC part is unused and in its original packaging.
Return procedure for S9S12GN32F1VLC:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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