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NXP Semiconductors MC9S12GC96CFAE
- Part No.:
- MC9S12GC96CFAE
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
MC9S12GC96CFAE.pdf
- Description:
- IC MCU 16BIT 96KB FLASH 48LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,286
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Product details
Overview
MC9S12GC96CFAE from NXP (formerly Freescale) is a 16-bit HCS12 microcontroller featuring 96 KB on-chip Flash, 4 KB RAM, and integrated CAN 2.0A/B controller. It operates at up to 25 MHz core frequency with 5V tolerant I/O, internal voltage regulator (3.3V), and hardware BDM debug interface. Designed for automotive body electronics and industrial control, it supports real-time deterministic execution in harsh environments.
For engineers reviewing the MC9S12GC96CFAE datasheet, MC9S12GC96CFAE pinout, MC9S12GC96CFAE application, or MC9S12GC96CFAE equivalent, key selection criteria include its 80-pin LQFP package, S12 CPU core architecture, 10-bit 8-channel ADC, PWM module, and CAN bus compliance per ISO 11898-1 - all critical for ECU design, motor control, and embedded safety-critical systems.
Technical Context
The MC9S12GC96CFAE implements the S12 CPU core with 16-bit data path, 24-bit address space, and Harvard-style memory architecture. It integrates a scalable CAN controller (S12MSCANV2), 16-bit timer module (TIM16B8CV1), and 8-channel 10-bit analog-to-digital converter (ATD10B8C) with configurable sample-and-hold timing.
Its clock system includes a PLL-based frequency multiplier, crystal oscillator (1–8 MHz input), and multiple low-power modes (WAIT/STOP). The device uses a dual-voltage regulator (VREG3V3V2) to supply internal 3.3V logic while accepting 5V I/O, enabling direct interfacing with legacy automotive sensors and actuators without level-shifting.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | S12 16-bit CPU with 24-bit addressing - enables deterministic real-time control and efficient code density for resource-constrained ECUs. |
| Flash Memory | 96 KB on-chip Flash (S12FTS96KV1) - sufficient for complex automotive firmware with bootloader, diagnostics, and calibration tables. |
| RAM | 4 KB on-chip RAM - supports real-time variable storage, stack operations, and CAN message buffering without external memory. |
| CAN Interface | One S12MSCANV2 module compliant with CAN 2.0A/B - provides full protocol handling including acceptance filtering, message objects, and error confinement for vehicle networks. |
| ADC | 10-bit, 8-channel ATD10B8C with software/hardware trigger - suitable for sensor signal acquisition (e.g., temperature, pressure, throttle position) with 12 µs conversion time. |
| PWM | 8-channel PWM8B6CV1 with center-aligned and edge-aligned modes - enables precise motor speed/torque control and LED dimming in body electronics. |
| Package | 80-pin LQFP (12 × 12 mm, 0.5 mm pitch) - RoHS-compliant surface-mount package optimized for automotive PCB thermal and vibration requirements. |
Pinout & Package
MC9S12GC96CFAE is housed in an 80-pin Low-Profile Quad Flat Package (LQFP) with exposed thermal pad, rated for −40°C to +125°C operation. Pin assignments follow the MC9S12GC family standard layout defined in Appendix C of the Reference Manual (Rev 01.24).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dual power domains: VDD1/VDD2 (5V I/O), VDDA/VSSA (analog), VDDPLL/VSSPLL (PLL) - enable noise isolation between digital, analog, and clock subsystems. |
| RESET | Active-low reset input | Asynchronous reset with internal pull-up; triggers power-on, low-voltage, and watchdog resets - ensures reliable initialization under battery fluctuation. |
| BKGD | Background debug pin | Single-wire BDM interface for non-intrusive flash programming and real-time debugging - eliminates need for JTAG header in production boards. |
| CANH / CANL | CAN differential bus lines | Direct connection to ISO 11898-compliant transceiver - supports 1 Mbit/s data rate and fault-tolerant physical layer implementation. |
| AD0–AD7 | Analog input channels | Multiplexed with Port AD pins - allows flexible routing of sensor signals while sharing GPIO resources to minimize pin count. |
Key Features
| Feature | Design Value |
|---|---|
| Integrated CAN 2.0A/B Controller | Hardware message buffering (16 message objects), acceptance filtering, and error handling - reduces CPU load and improves network determinism in multi-node vehicle systems. |
| On-Chip Voltage Regulator (3.3V) | Internal VREG3V3V2 supplies core logic and peripherals - eliminates external LDO, simplifies power design, and improves board-level reliability. |
| Background Debug Module (BDMV4) | Single-pin serial debug interface with flash erase/program capability - enables field firmware updates and in-circuit validation without dedicated debug headers. |
| 16-Bit Timer Module (TIM16B8CV1) | Eight 16-bit timers with input capture, output compare, and pulse-width modulation - supports encoder counting, time-stamping, and precise actuator timing. |
| Low-Power STOP/WAIT Modes | Current draw as low as 25 µA in STOP mode with wake-up via CAN, interrupt, or reset - extends battery life in always-on automotive modules. |
Applications
| Body Control Module (BCM) | Engine Coolant Fan Controller |
|---|---|
|
Use Scenario: Centralized management of door locks, lighting, wipers, and mirrors in modern vehicles. IC Role / Device Role / Timing Role: Main MCU executing LIN/CAN gateway logic, sensor polling, and actuator drive sequencing with sub-millisecond response. Use Value: Integrated CAN and 8-channel ADC eliminate external interface ICs; 96 KB Flash accommodates OEM-specific feature sets and diagnostic protocols (UDS/OBD-II). |
Use Scenario: Closed-loop control of electric cooling fans based on coolant temperature, engine speed, and AC demand. IC Role / Device Role / Timing Role: Real-time PWM generation and ADC sampling synchronized to engine crankshaft position via timer input capture. Use Value: Hardware PWM with dead-time insertion and 10-bit ADC resolution ensure smooth fan ramping and accurate thermal feedback without CPU overhead. |
| Seat Position Memory System | Industrial PLC I/O Expansion Node |
|
Use Scenario: Storing and recalling driver seat/mirror positions using non-volatile EEPROM emulation in Flash. IC Role / Device Role / Timing Role: Standalone controller interfacing potentiometers, limit switches, and DC motors via H-bridge drivers. Use Value: On-chip 4 KB RAM buffers position profiles; BDM interface enables secure reprogramming during vehicle service without disassembly. |
Use Scenario: Remote I/O node communicating over CANopen or custom CAN protocol in factory automation systems. IC Role / Device Role / Timing Role: Protocol handler and digital I/O manager with cyclic message scheduling and hardware CRC checking. Use Value: S12MSCANV2's message object FIFO and error counters simplify robust fieldbus communication; 80-pin LQFP supports dense I/O routing for DIN-rail mount designs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S12GC64CFAE | 64 KB Flash, 4 KB RAM, identical peripheral set and pinout - reduced program memory capacity. | Suitable for simpler body control functions with smaller firmware footprint (e.g., single-door module). | Select when application code size remains below 60 KB and cost optimization is prioritized without sacrificing CAN or ADC functionality. |
| S912XEQ512J2MAG | Enhanced S12X core, 512 KB Flash, 32 KB RAM, additional CAN channel and enhanced timers - not pin-compatible. | Targeted at next-generation ECUs requiring higher performance, larger diagnostics stacks, or dual-CAN redundancy. | Choose for future-proofing or migration paths where board redesign is acceptable and advanced features like XGATE co-processor are needed. |
Compared with MC9S12GC96CFAE, the MC9S12GC64CFAE offers identical peripheral integration at lower memory cost, while the S912XEQ512J2MAG delivers significantly higher compute headroom and memory scalability - making the former ideal for cost-sensitive derivatives and the latter for platform evolution beyond current Flash constraints.
Availability
MC9S12GC96CFAE is available at Aetrix Electronics and suitable for automotive body electronics, industrial motor control, and embedded CAN network nodes requiring stable component supply across extended product lifecycles.
Supply support for MC9S12GC96CFAE 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 automotive, industrial, and IoT applications, with deep expertise in microcontrollers, radar, and secure connectivity solutions.
The MC9S12GC family was designed specifically for cost-optimized automotive body electronics and industrial control applications, emphasizing CAN integration, robustness in harsh environments, and long-term supply stability.
FAQ
What is the maximum operating frequency of the MC9S12GC96CFAE?
The MC9S12GC96CFAE supports a maximum core frequency of 25 MHz when using the internal PLL with an external crystal (typically 4–8 MHz). This frequency is achieved by configuring the PLL multiplication factor and ensuring proper loop filter component values on the XFC pin. The actual system clock depends on the selected clock source and divider settings in the CRG module registers.
Does the MC9S12GC96CFAE include an internal voltage regulator?
Yes, the MC9S12GC96CFAE integrates the VREG3V3V2 dual-output voltage regulator, which generates a stable 3.3V supply for the core logic and peripherals from a 5V input. This eliminates the need for an external LDO in most automotive applications and simplifies power design while maintaining noise immunity between analog and digital domains.
Is the MC9S12GC96CFAE pin-compatible with other MC9S12GC family members?
Yes, the MC9S12GC96CFAE shares the same 80-pin LQFP package and pinout with other members of the MC9S12GC family, including the MC9S12GC64CFAE and MC9S12GC128CFAE. This allows hardware reuse across variants with different Flash sizes, facilitating scalable design and inventory consolidation.
What debug interface does the MC9S12GC96CFAE support?
The MC9S12GC96CFAE supports the Background Debug Module (BDMV4) via the BKGD pin - a single-wire serial interface compatible with standard BDM tools. It enables full flash programming, real-time register inspection, breakpoint setting, and non-intrusive execution control without requiring JTAG or SWD headers.
Can the MC9S12GC96CFAE operate in automotive temperature ranges?
Yes, the MC9S12GC96CFAE is qualified for operation from −40°C to +125°C ambient temperature, meeting AEC-Q100 Grade 2 requirements. Its thermal design, internal voltage regulation, and robust I/O structure make it suitable for under-hood and cabin-mounted automotive electronic control units.
MC9S12GC96CFAE Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 48-LQFP
- Series:
- HCS12
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- HCS12
- Core Size:
- 16-Bit
- Speed:
- 25MHz
- Connectivity:
- EBI/EMI, SCI, SPI
- Peripherals:
- POR, PWM, WDT
- Number of I/O:
- 31
- Program Memory Size:
- 96KB (96K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 4K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.35V ~ 5.5V
- Data Converters:
- A/D 8x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MC9S12GC96CFAE FAQ
1.How can I place an order for MC9S12GC96CFAE through Aetrix?
Please submit a Request for Quotation (RFQ) for MC9S12GC96CFAE 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 MC9S12GC96CFAE reliable?
The price and inventory of MC9S12GC96CFAE are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC9S12GC96CFAE is usually 5 days.
3.What payment methods are accepted for MC9S12GC96CFAE?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC9S12GC96CFAE transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC9S12GC96CFAE?
MC9S12GC96CFAE orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC9S12GC96CFAE 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 MC9S12GC96CFAE?
For technical support, including MC9S12GC96CFAE datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC9S12GC96CFAE requirements.
6.How does Aetrix verify that MC9S12GC96CFAE is sourced from the original manufacturer or authorized distributors?
All MC9S12GC96CFAE 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 MC9S12GC96CFAE meets industry standards.
7.What is the process for return or replacement of MC9S12GC96CFAE?
All MC9S12GC96CFAE units undergo pre-shipment inspection (PSI). If there is an issue with MC9S12GC96CFAE, 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 MC9S12GC96CFAE part is unused and in its original packaging.
Return procedure for MC9S12GC96CFAE:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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