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NXP Semiconductors S9S12VR64AF0VLC
- Part No.:
- S9S12VR64AF0VLC
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 32-LQFP
- Datasheet:
-
S9S12VR64AF0VLC.pdf
- Description:
- IC MCU 16BIT 64KB FLASH 32LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,432
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Product details
Overview
S9S12VR64AF0VLC from NXP Semiconductors (formerly Freescale) is a 16-bit HCS12 microcontroller with 64 KB on-chip Flash, 4 KB RAM, integrated LIN physical layer transceiver, high-side and low-side drivers, and supply voltage sensing - designed for automotive body electronics control units requiring robust I/O, embedded power switching, and single-wire LIN communication.
For engineers reviewing the S9S12VR64AF0VLC datasheet, S9S12VR64AF0VLC pinout, S9S12VR64AF0VLC application, or S9S12VR64AF0VLC equivalent, key selection considerations include its 48-pin LQFP package, 5 V operation, LINPHY compliance per ISO 17987-4, integrated 8-channel HSDRV/LSDRV, and on-chip voltage regulator supporting 5.5–27 V battery input.
Technical Context
The S9S12VR64AF0VLC implements the HCS12 CPU12 core with 16-bit architecture, executing instructions at up to 25 MHz bus speed via internal PLL clock synthesis. It integrates dedicated hardware modules including ADC12B6C (12-bit, 6-channel), TIM16B4C (16-bit timer with 4 channels), and S12PWM8B8C (8-bit PWM with 8 channels).
Its system-level integration includes S12CPMU_UHV for multi-mode power management (Normal, Wait, Stop, Full Stop), BATS module for battery voltage monitoring with ±1% accuracy, and LINPHY v2 compliant with LIN 2.2A/SAE J2602, supporting wake-up via LIN bus without external components.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | HCS12 16-bit CPU with 25 MHz max bus frequency and 16 MB linear address space |
| Memory | 64 KB on-chip Flash with ECC, 4 KB SRAM, 512 B EEPROM emulation via Flash |
| LIN Interface | Integrated LINPHY v2 compliant with ISO 17987-4 and SAE J2602, supports slave mode only |
| Driver Integration | 8 high-side drivers (HSDRV) and 8 low-side drivers (LSDRV), each rated for 500 mA continuous load |
| Analog Peripherals | 12-bit ADC with 6 input channels, 10 µs conversion time, internal reference (VDDA) |
| Supply Range | 5.5–27 V battery input; internal VREG provides regulated 5 V for core logic and 5 V for NVM |
| Package | 48-pin LQFP (7 mm × 7 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level 3 |
Pinout & Package
Package: 48-pin LQFP (7 mm × 7 mm, 0.5 mm pitch), thermally enhanced with exposed pad connected to VSS.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dual 5 V supply domains: VDD for core logic, VDDF for Flash/NVM; VSS common return |
| VSUP | Battery input | Main 5.5–27 V unregulated battery rail feeding internal VREG |
| LINRX, LINTX | LIN bus interface | Dedicated differential LIN PHY pins supporting wake-up and slave-mode communication |
| HSD0–HSD7 | High-side driver outputs | Open-drain NMOS outputs with current limiting and overtemperature protection |
| LSD0–LSD7 | Low-side driver outputs | Open-drain NMOS outputs with configurable slew rate and short-circuit detection |
| AD0–AD5 | ADC input channels | Analog inputs with programmable gain and selectable reference (VDDA or internal bandgap) |
| PT0–PT7 | General-purpose I/O port | Bi-directional TTL-compatible port with pull-up/pull-down control and interrupt capability |
Key Features
| Feature | Design Value |
|---|---|
| Integrated LINPHY | Eliminates external transceiver; supports auto-synchronization, sleep/wake via LIN bus, and fault reporting |
| On-chip voltage regulator (VREG) | Accepts wide 5.5–27 V input and delivers stable 5 V for MCU core and Flash programming |
| Battery voltage sensing (BATS) | Monitors VSUP with ±1% accuracy across temperature, enabling battery health diagnostics |
| Embedded driver outputs | 16 total protected switch outputs (8 HSD + 8 LSD) reduce external discrete count and PCB area |
| Background Debug Module (BDM) | Single-wire debug interface compatible with standard BDM tools, no external debugger required |
Applications
| Body Control Module (BCM) | Smart Junction Box |
|---|---|
Use Scenario: Centralized control of lighting, door locks, window lifts, and mirrors in passenger vehicles. IC Role / Device Role / Timing Role: Main system controller with integrated LIN slave nodes and local power switching. Use Value: Reduces component count by integrating LIN PHY, drivers, and voltage regulation - simplifies design and improves reliability. | Use Scenario: Distributed power distribution unit managing fuseless load switching and diagnostics in modern vehicle architectures. IC Role / Device Role / Timing Role: Local intelligent node executing load control, short-circuit detection, and LIN-based status reporting. Use Value: Enables real-time current monitoring and thermal shutdown per channel without external sense resistors or op-amps. |
| Seat Control Unit | Roof Module (Sunroof/Interior Lighting) |
Use Scenario: Motorized seat position adjustment with memory, heating, and lumbar support functions. IC Role / Device Role / Timing Role: Dedicated motor driver controller with PWM timing, ADC feedback, and LIN command interface. Use Value: On-chip PWM and ADC eliminate external timing ICs and analog front-ends for position/temperature sensing. | Use Scenario: Integrated sunroof actuation and ambient lighting control with dimming and gesture interface support. IC Role / Device Role / Timing Role: LIN-connected peripheral controller handling motor sequencing, light intensity modulation, and battery voltage-aware operation. Use Value: Built-in BATS monitoring enables adaptive dimming and safe shutdown during low-battery conditions. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S12VR64MF0VLC | Same die, but with 8 MHz max bus frequency (vs. 25 MHz); reduced PLL performance | Lower-cost option for non-timing-critical LIN slaves where PWM or ADC throughput is not limiting | Select when system timing budget allows slower execution and lower power consumption is prioritized |
| SPC560B50L5 | 32-bit Power Architecture core, 64 KB Flash, no integrated LINPHY or HSDRV/LSDRV | Requires external LIN transceiver and discrete drivers; higher compute capability for complex algorithms | Choose for scalable platforms needing future software upgrades or mixed-signal processing beyond S12 capabilities |
Compared with MC9S12VR64MF0VLC, the S9S12VR64AF0VLC delivers higher real-time responsiveness via 25 MHz bus clock and full LINPHY feature set; versus SPC560B50L5, it offers tighter integration for cost-sensitive body electronics but less computational headroom.
Availability
S9S12VR64AF0VLC is available at Aetrix Electronics and suitable for automotive body control modules, smart junction boxes, seat control units, and roof modules requiring stable component supply across extended temperature ranges (−40°C to 125°C).
Supply support for S9S12VR64AF0VLC 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 applications.
The S9S12VR64AF0VLC belongs to the MC9S12VR family - engineered specifically for automotive body electronics where integration of LIN communication, embedded power switching, and battery-supplied operation is essential.
FAQ
What is the maximum bus clock frequency supported by the S9S12VR64AF0VLC?
The S9S12VR64AF0VLC supports a maximum bus clock frequency of 25 MHz, achieved via its internal Phase-Locked Loop (IPLL) using either the external crystal oscillator (XOSCLCP) or internal RC oscillator (IRC) as reference. This frequency enables deterministic real-time response for LIN communication, PWM generation, and ADC sampling in automotive body control applications. The S9S12VR64AF0VLC achieves this while maintaining full compatibility with the HCS12 instruction set and memory map.
Does the S9S12VR64AF0VLC include an integrated LIN transceiver?
Yes, the S9S12VR64AF0VLC integrates a LIN physical layer (LINPHY v2) compliant with ISO 17987-4 and SAE J2602. It operates exclusively in slave mode and supports bus wake-up, automatic synchronization, and error reporting without external components. This integrated LINPHY eliminates the need for a discrete transceiver and reduces BOM cost and board space - a key differentiator of the S9S12VR64AF0VLC in automotive networking applications.
What are the voltage and current ratings for the high-side drivers in the S9S12VR64AF0VLC?
The S9S12VR64AF0VLC includes eight high-side drivers (HSD0–HSD7), each rated for continuous output current of 500 mA and peak current of 1.2 A. They operate from the VSUP rail (5.5–27 V) and feature built-in overtemperature shutdown, overcurrent limiting, and open-load detection. These drivers are fully integrated into the S9S12VR64AF0VLC die and require no external gate drivers or protection circuitry - simplifying design of load-switching functions in body control modules.
Can the S9S12VR64AF0VLC operate directly from a 12 V automotive battery?
Yes, the S9S12VR64AF0VLC is designed to operate directly from a nominal 12 V automotive battery. Its VSUP pin accepts 5.5–27 V input, covering cold-crank (as low as 5.5 V) and load-dump (up to 27 V) conditions. An internal voltage regulator (VREG) generates stable 5 V supplies for core logic (VDD) and Flash programming (VDDF). This eliminates the need for external DC-DC converters in most automotive body electronics designs using the S9S12VR64AF0VLC.
Is the S9S12VR64AF0VLC pin-compatible with other members of the MC9S12VR family?
The S9S12VR64AF0VLC uses a 48-pin LQFP package shared with several MC9S12VR family members, including the MC9S12VR64MF0VLC and MC9S12VR32AF0VLC. However, pin compatibility is not guaranteed across all variants due to differences in peripheral mapping (e.g., ADC channel assignment, driver enable signals) and configuration bits. Engineers must verify signal routing and register initialization against the specific device's reference manual before assuming drop-in replacement - especially when migrating from or to the S9S12VR64AF0VLC.
S9S12VR64AF0VLC Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 32-LQFP
- Series:
- S12 MagniV
- 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:
- 16
- Program Memory Size:
- 64KB (64K 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:
S9S12VR64AF0VLC FAQ
1.How can I place an order for S9S12VR64AF0VLC through Aetrix?
Please submit a Request for Quotation (RFQ) for S9S12VR64AF0VLC 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 S9S12VR64AF0VLC reliable?
The price and inventory of S9S12VR64AF0VLC are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S9S12VR64AF0VLC is usually 5 days.
3.What payment methods are accepted for S9S12VR64AF0VLC?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S9S12VR64AF0VLC transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S9S12VR64AF0VLC?
S9S12VR64AF0VLC orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S9S12VR64AF0VLC 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 S9S12VR64AF0VLC?
For technical support, including S9S12VR64AF0VLC datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S9S12VR64AF0VLC requirements.
6.How does Aetrix verify that S9S12VR64AF0VLC is sourced from the original manufacturer or authorized distributors?
All S9S12VR64AF0VLC 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 S9S12VR64AF0VLC meets industry standards.
7.What is the process for return or replacement of S9S12VR64AF0VLC?
All S9S12VR64AF0VLC units undergo pre-shipment inspection (PSI). If there is an issue with S9S12VR64AF0VLC, 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 S9S12VR64AF0VLC part is unused and in its original packaging.
Return procedure for S9S12VR64AF0VLC:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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