MC9S12C64VFAE - 16-Bit HCS12 MCU, 64KB Flash, LQFP-48 | NXP
Référence : MC9S12C64VFAE ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $9.8 | $9,80 |
| 10 | $8.9 | $89,00 |
| 100 | $7.6 | $760,00 |
| 500 | $6.5 | $3 250,00 |
| 1 000 | $5.4 | $5 400,00 |
MC9S12C64VFAE Présentation
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), working memory (RAM), and a rich set of peripheral interfaces such as timers, ADCs, communication ports, and general-purpose I/O. The HCS12 family sits in the 16-bit microcontroller tier of NXP's automotive product tree: HCS12 CPU -> S12C sub-family -> 16-bit MCU -> automotive microcontroller -> embedded processor -> semiconductor. The 16-bit data path gives a meaningful step up from 8-bit MCUs in code density, arithmetic performance, and peripheral integration while keeping peripheral programming simple.
Key features of the MC9S12C64VFAE include 64KB of Flash program memory, 4KB of RAM, 31 general-purpose I/O pins, an on-chip bandgap-based voltage regulator that derives the core VDD from a 2.97V to 5.5V external supply, an integrated phase-locked loop (PLL) for flexible clocking, multiple serial communication interfaces (SCI, SPI), timers, an 8/10-bit ADC, and a CAN 2.0 A/B controller for in-vehicle networking. The device supports background debug mode (BDM) for non-intrusive in-circuit development.
The S12C architecture uses a 16-bit HCS12 core with a Von Neumann bus and a unified memory map, simplifying C-code development with NXP's CodeWarrior and the newer S32 Design Studio toolchains. The on-chip voltage regulator allows operation from a single 5V automotive rail while generating the lower core voltage internally, reducing BOM cost and PCB complexity.
Typical applications include body electronics controllers (door modules, seat controllers, mirror modules), CAN node endpoints in automotive networks, industrial sensor hubs, HVAC controllers, lighting controllers, general-purpose 16-bit control, and appliance control boards that benefit from automotive-grade peripherals such as CAN and a wide supply range.
When designing with the MC9S12C64VFAE, place the four VDD/VSS bulk capacitors specified in the datasheet close to their respective pins to ensure stable regulator operation. Always use the BDM interface for firmware development; the BDM pinout is part of the 48-pin LQFP pinmap and must be reserved for programming/debug access.
This page synthesizes distributor pricing, drop-in alternatives drawn from the same NXP S12C family and other sources, and practical design notes not found in the manufacturer datasheet alone.
Alternatives de remplacement direct pour MC9S12C64VFAE — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec MC9S12C64VFAE (même facteur de forme et même empreinte) — différant par PLL, On-chip Voltage Regulator, Program Memory Size, RAM Size, ADC.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
MC9S12C64CFAE
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MC9S12C64MFAE
✅ Remplacement direct✓ En stock
$5.7 / unité
Voir la fiche technique →MC9S12C96CFAE557
✅ Remplacement direct✓ En stock
$4.95 / unité
Voir la fiche technique →MC9S12GC64CFAE
✅ Remplacement direct✓ En stock
$4.41 / unité
Voir la fiche technique →MC9S12C32VFAE16
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$6.42 / unité
Voir la fiche technique →MC9S12C64VFAE Valeurs maximales et caractéristiques électriques
| Core | HCS12 |
| Largeur du bus de données | 16 bit |
| Program Memory Size | 64 KB Flash |
| RAM Size | 4 KB |
| Fréquence d'horloge maximale | 25 MHz |
| Supply Voltage Range | 2.97 V to 5.5 V (external); internal Vreg generates core VDD |
| I/O Pins | 31 |
| ADC | 8/10-bit on-chip |
| Communication Interfaces | CAN 2.0 A/B, SCI (UART), SPI |
| Timers | 16-bit Enhanced Capture Timer (ECT) and others (per datasheet) |
| On-chip Voltage Regulator | Yes (bandgap-based) |
| PLL | Yes (phase-locked loop) |
| Debug Interface | Background Debug Mode (BDM) |
| Boîtier | 48-pin LQFP (7x7 mm) |
| Type de montage | Surface Mount |
| Température de fonctionnement | -40C to +105C |
Configuration des broches de MC9S12C64VFAE
| Broche 1 | VDDX — External power supply (5 V typical, 2.97-5.5 V range) |
| Broche 2 | VSSX — Ground for I/O supply |
| Broche 3 | PP0/KWP0/PWM0 — GPIO with key wakeup and PWM capability |
| Broche 4 | PP1/KWP1/PWM1 — GPIO with key wakeup and PWM capability |
| Broche 5 | PP2/KWP2/PWM2 — GPIO with key wakeup and PWM capability |
| Broche 6 | PP3/KWP3/PWM3 — GPIO with key wakeup and PWM capability |
| Broche 7 | PP4/KWP4/PWM4 — GPIO with key wakeup and PWM capability |
| Broche 8 | PP5/KWP5/PWM5 — GPIO with key wakeup and PWM capability |
| Broche 9 | PP6/KWP6/PWM6 — GPIO with key wakeup and PWM capability |
| Broche 10 | PP7/KWP7/PWM7 — GPIO with key wakeup and PWM capability |
| Broche 11 | PT0/IOC0 — Timer/GPIO |
| Broche 12 | PT1/IOC1 — Timer/GPIO |
| Broche 13 | PT2/IOC2 — Timer/GPIO |
| Broche 14 | PT3/IOC3 — Timer/GPIO |
| Broche 15 | PT4/IOC4 — Timer/GPIO |
| Broche 16 | PT5/IOC5 — Timer/GPIO |
| Broche 17 | PT6/IOC6 — Timer/GPIO |
| Broche 18 | PT7/IOC7 — Timer/GPIO |
| Broche 19 | PAD0/AN0 — Port AD with ADC analog input |
| Broche 20 | PAD1/AN1 — Port AD with ADC analog input |
| Broche 21 | PAD2/AN2 — Port AD with ADC analog input |
| Broche 22 | PAD3/AN3 — Port AD with ADC analog input |
| Broche 23 | PAD4/AN4 — Port AD with ADC analog input |
| Broche 24 | PAD5/AN5 — Port AD with ADC analog input |
| Broche 25 | PAD6/AN6 — Port AD with ADC analog input |
| Broche 26 | PAD7/AN7 — Port AD with ADC analog input |
| Broche 27 | VDDR — Power supply for digital I/O (regulator input) |
| Broche 28 | VSS — Ground |
| Broche 29 | VDD — Internal regulator output (core supply) |
| Broche 30 | VSS — Ground |
| Broche 31 | BKGD — Background Debug Mode (BDM) pin |
| Broche 32 | RESET — Reset input (active low) |
| Broche 33 | TEST — Test mode pin (tie to VSS in normal operation) |
| Broche 34 | XCLKS — Oscillator clock select |
| Broche 35 | XTAL — Crystal oscillator input |
| Broche 36 | EXTAL — Crystal oscillator output / external clock input |
| Broche 37 | VSSPLL — PLL ground |
| Broche 38 | VDDPLL — PLL supply |
| Broche 39 | CANRX — CAN receive input |
| Broche 40 | CANTX — CAN transmit output |
| Broche 41 | SCIRXD — SCI (UART) receive input |
| Broche 42 | SCITXD — SCI (UART) transmit output |
| Broche 43 | PS0/MISO — SPI0 master-in slave-out / GPIO |
| Broche 44 | PS1/MOSI — SPI0 master-out slave-in / GPIO |
| Broche 45 | PS2/SCK — SPI0 clock / GPIO |
| Broche 46 | PS3/SS — SPI0 slave select / GPIO |
| Broche 47 | VDDX — External power supply (5 V typical) |
| Broche 48 | VSSX — Ground for I/O supply |
Applications typiques
MC9S12C64VFAE convient pour 6 applications: Automotive Body Control Module (BCM), CAN Node Endpoints (Sensor / Actuator Modules), Industrial Sensor Hubs and Controllers, HVAC and Climate Control Units, Lighting Controllers (Interior and Exterior LED), Appliance and White-Goods Control Boards.
Automotive Body Control Module (BCM)
The MC9S12C64VFAE is widely used in body control modules where it drives loads such as door locks, mirror adjustments, seat motors, and lighting. Its 16-bit HCS12 core at 25 MHz easily handles multiplexed switch scanning, PWM-driven actuator control, and CAN 2.0 A/B messaging with other ECUs on the vehicle bus. The on-chip bandgap regulator accepts a 5 V automotive rail directly, eliminating an external 3.3 V LDO and trimming BOM cost. With 31 GPIO and an 8/10-bit ADC, the part reads multiple switch and sensor inputs while issuing actuator commands, and its -40C to +105C temperature range covers under-hood and cabin environments.
Recommandé
CAN Node Endpoints (Sensor / Actuator Modules)
As a CAN 2.0 A/B node, the MC9S12C64VFAE integrates cleanly into automotive sensor clusters such as door modules, mirror controllers, and lighting nodes. The integrated msCAN module, acceptance filters, and 16-bit timers make event-driven CAN networking straightforward, while the 64 KB Flash holds both the CAN stack and application code. Its 48-pin LQFP footprint is shared across the S12C family, so designers can move to larger-memory (MC9S12C96CFAE) or scaled-down (MC9S12C32VFAE16) parts without PCB rework when firmware size changes.
Recommandé
Industrial Sensor Hubs and Controllers
Outside the car, the MC9S12C64VFAE serves in PLC I/O modules, HVAC controllers, and industrial sensor hubs that need a robust 16-bit core with on-chip CAN. Its 2.97 V to 5.5 V supply tolerance suits 24 V industrial buses stepped down to 5 V, while the 8/10-bit ADC digitizes analog sensors (temperature, pressure, current). The PLL enables flexible bus-clock tuning, and BDM lets field engineers re-flash firmware without removing the module. The wide -40C to +105C operating range supports outdoor enclosures and factory-floor deployment.
Recommandé
HVAC and Climate Control Units
In climate-control units, the MC9S12C64VFAE runs the closed-loop control algorithms for blower speed, mixed-air damper position, and temperature regulation. The Enhanced Capture Timer (ECT) drives PWM outputs for motor control, while the on-chip ADC reads NTC thermistors for cabin and ambient temperature. Because the part integrates a CAN controller, it can be slaved to the vehicle's HVAC master controller or, in industrial settings, operate as a standalone controller with a discrete user interface.
Recommandé
Lighting Controllers (Interior and Exterior LED)
The MC9S12C64VFAE drives LED matrix controllers, ambient interior lighting, and exterior lamp modules using its timer PWM channels. The 16-bit HCS12 core handles LIN/CAN command parsing, brightness ramps, and fault diagnostics. Its 31 GPIO and -40C to +105C temperature range allow it to be placed near power-MOSFET LED drivers in exterior lamp modules without thermal concerns. The on-chip Vreg simplifies PCB layout by removing the need for a separate logic-rail LDO.
Recommandé
Appliance and White-Goods Control Boards
White-goods controllers (washing machines, dishwashers, ovens) benefit from the MC9S12C64VFAE's automotive-grade peripherals at industrial price points. The on-chip ADC scans motor-current shunts and temperature sensors, while PWM channels drive triacs or relay drivers. The CAN interface can connect to a home-appliance network or to a service tool for diagnostics. Its 48-pin LQFP is hand-solder-friendly for low-volume repair depots, an advantage over BGA alternatives.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour MC9S12C64VFAE — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | MC9S12C64CFAE | MC9S12C64MFAE | MC9S12C96CFAE | MC9S12GC64CFAE | MC9S12C32VFAE16 |
|---|---|---|---|---|---|---|
| Package | LQFP-48 (7x7 mm) | LQFP-48 - same | LQFP-48 - same | LQFP-48 - same | LQFP-48 - same | LQFP-48 - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | HCS12 (16-bit) | HCS12 | HCS12 | HCS12 | S12GC | HCS12 |
| Flash Memory | 64 KB | 64 KB | 64 KB | 96 KB | 64 KB | 32 KB |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB | 2 KB |
| Operating Temperature | -40C to +105C (V-suffix) | 0C to +70C (C-suffix) | M-suffix grade (per NXP ordering info) | 0C to +70C (C-suffix) | 0C to +70C (C-suffix) | -40C to +105C (V-suffix) |
| Supply Voltage Range | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V | 2.97 V to 5.5 V |
| On-chip CAN 2.0 A/B | Yes (msCAN) | Yes | Yes | Yes | Yes | Yes |
Principaux différenciateurs
- Single-rail 2.97-5.5 V operation with on-chip Vreg (vs Generic 16-bit MCU without integrated regulator)
- 16-bit HCS12 core with 64 KB Flash in LQFP-48 (vs MC9S12C32VFAE16 (32 KB Flash, same footprint))
- Integrated CAN 2.0 A/B with on-chip acceptance filters (vs MC9S12C-series devices without CAN)
Notes de conception
The MC9S12C64VFAE integrates a bandgap-based voltage regulator (Vreg) that converts the external VDDX/VDDR (2.97-5.5 V) to the internal core VDD. Place the four bulk/decoupling capacitors specified in the NXP S12C datasheet (typically 100 nF plus larger bulk values) directly at the VDDX, VDDR, VDD, and VSS pins to ensure regulator stability. Inadequate decoupling can cause erratic reset behavior or bus-clock jitter. Keep the VDDX trace short and wide.
Reserve the BKGD pin (BDM) and the RESET pin access at board edge or test pad for in-circuit firmware updates. The BKGD pin must be pulled up during reset per the S12C datasheet. Place the external crystal or resonator (XTAL/EXTAL) close to the MCU and shield it with a grounded guard ring to avoid injecting noise into the PLL. Keep the CANRX/CANTX traces short and route them as a differential pair to the CAN transceiver, with a 120-ohm termination at the bus ends.
Do not leave the TEST pin floating - it must be tied to VSS for normal operation per the NXP S12C datasheet, otherwise the part may enter test mode and not boot. The XCLKS pin must be configured correctly for the chosen oscillator topology (loop-controlled Pierce vs full-swing). When migrating between V-suffix and C-suffix S12C parts, re-validate the temperature profile because the C-suffix device does not operate at -40C and can fail to start up cold.
Informations de conformité
RoHS/lead-free status not found in the verified sources above; consult the NXP product page RoHS/REACH statement for the authoritative compliance data. AEC-Q100 grade not stated explicitly in the verified data; check the NXP qualification matrix for automotive-grade certification.
