MC9S12D64CFUER - 16-bit HCS12 MCU, 64KB Flash | NXP
N.º de pieza: MC9S12D64CFUER ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $18.5 | $18,50 |
| 10 | $16.2 | $162,00 |
| 100 | $13.85 | $1.385,00 |
| 500 | $11.95 | $5.975,00 |
| 1.000 | $10.4 | $10.400,00 |
MC9S12D64CFUER Descripción general
An HCS12 microcontroller is a 16-bit CISC core designed for automotive and industrial real-time control, belonging to the broader category of microcontrollers (MCU) -> embedded processors -> semiconductors. The HCS12 family evolved from the HC11 architecture and adds enhanced instructions, a wider bus, and integrated peripherals such as CAN, making it suitable for body controllers, instrument clusters, and sensor interfaces.
Key features of the MC9S12D64CFUER include 64KB (64K x 8) of Flash program memory, 4KB of RAM, 59 general-purpose I/O pins, an internal oscillator, and 2.5V/5V operating voltage. The device integrates peripheral blocks including CAN 2.0, SCI, SPI, timers, an 8-channel 10-bit ADC, and a PWM module. The wide supply range and industrial temperature grade support deployment in harsh environments.
Technically, the MC9S12D64CFUER uses a 16-bit HCS12 CPU core with background debug module (BDM) for non-intrusive debug, an integrated voltage regulator for single 5V supply operation, and the System Integration Module (SIM) that consolidates clock generation, reset, and interrupt control. The external bus can be configured for 8-bit narrow mode to interface with cost-optimized external memories.
Typical applications include automotive body electronics, instrument clusters, HVAC controls, industrial control modules, sensor interface boards, and small appliance controllers. The on-chip CAN controller and robust peripheral set make it especially attractive for in-vehicle networking nodes.
Designers should note that the suffix 'CFUE' denotes the 80-QFP package and 'R' indicates Tape & Reel packaging. An external 4 MHz-16 MHz crystal is typically required for the PLL-based bus clock generator, and decoupling should follow standard MCU practice with 100 nF + 10 uF near each supply pin.
This page consolidates distributor pricing, parametric data, drop-in same-package alternatives, and practical design notes that complement the manufacturer datasheet.
Alternativas directas para MC9S12D64CFUER — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con MC9S12D64CFUER (mismo factor de forma y huella) — difiere en Package, Operating Temperature, ADC, Supply Voltage, RAM.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
MC9S12D64CFUE
✅ Sustitución directa✓ En stock
$16.2 / unidad
Ver hoja de datos →MC9S12D64MFUE
✅ Sustitución directa✓ En stock
$8.35 / unidad
Ver hoja de datos →S9S12D64F0CFUER
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
MC9S12DJ128MFUE
✅ Sustitución directa✓ En stock
$10.75 / unidad
Ver hoja de datos →MC9S12E64CFUER
✅ Sustitución directa✓ En stock
$7.4 / unidad
Ver hoja de datos →MC9S12DT128MPVE
✅ Sustitución directa✓ En stock
$36.5 / unidad
Ver hoja de datos →MC9S12D64CFUER Valores máximos y características eléctricas
| Manufacturer | NXP Semiconductors |
| Series | HCS12 / S12D |
| Core Processor | HCS12 (16-bit CISC) |
| Core Size | 16-Bit |
| Speed | 25 MHz |
| Program Memory Size | 64 KB (64K x 8) Flash |
| RAM Size | 4 KB |
| Number of I/O | 59 |
| Connectivity | CAN, SCI, SPI |
| Peripherals | PWM, 8-ch 10-bit ADC, Timers, BDM |
| Oscillator Type | Internal |
| Operating Voltage | 2.5 V / 5 V |
| Encapsulado / Carcasa | 80-QFP (14x14 mm) |
| Tipo de montaje | Surface Mount |
| Packaging | Tape & Reel (TR) |
| Temperature Grade | Industrial |
| Estado RoHS | Compliant |
Configuración de pines de MC9S12D64CFUER
| Pin 1 | BKGD — Background Debug Mode pin |
| Pin 2 | VDDR — Voltage regulator power input |
| Pin 3 | VDD — Digital supply (2.5V core) |
| Pin 4 | VSS — Ground |
| Pin 5 | RESET — Reset input, active low |
| Pin 6 | XTAL — Crystal oscillator input |
| Pin 7 | EXTAL — External clock/crystal input |
| Pin 8 | PE0 — Port E bit 0 / XIRQ |
| Pin 9 | PE1 — Port E bit 1 / IRQ |
| Pin 10 | PE2 — Port E bit 2 |
| Pin 11 | PE3 — Port E bit 3 |
| Pin 12 | PE4 — Port E bit 4 |
| Pin 13 | PE5 — Port E bit 5 |
| Pin 14 | PE7 — Port E bit 7 / ECLK |
| Pin 15 | VSSX — I/O ground reference |
| Pin 16 | VDDX — I/O supply (5V) |
| Pin 17 | PA0 — Port A bit 0 / AN0 |
| Pin 18 | PA1 — Port A bit 1 / AN1 |
| Pin 19 | PA2 — Port A bit 2 / AN2 |
| Pin 20 | PA3 — Port A bit 3 / AN3 |
| Pin 21 | PA4 — Port A bit 4 / AN4 |
| Pin 22 | PA5 — Port A bit 5 / AN5 |
| Pin 23 | PA6 — Port A bit 6 / AN6 |
| Pin 24 | PA7 — Port A bit 7 / AN7 |
| Pin 25 | VRL — ADC reference low |
| Pin 26 | VRH — ADC reference high |
| Pin 27 | PB0 — Port B bit 0 |
| Pin 28 | PB1 — Port B bit 1 |
| Pin 29 | PB2 — Port B bit 2 |
| Pin 30 | PB3 — Port B bit 3 |
| Pin 31 | PB4 — Port B bit 4 |
| Pin 32 | PB5 — Port B bit 5 |
| Pin 33 | PB6 — Port B bit 6 |
| Pin 34 | PB7 — Port B bit 7 |
| Pin 35 | PC0 — Port C bit 0 / DATA0 |
| Pin 36 | PC1 — Port C bit 1 / DATA1 |
| Pin 37 | PC2 — Port C bit 2 / DATA2 |
| Pin 38 | PC3 — Port C bit 3 / DATA3 |
| Pin 39 | PC4 — Port C bit 4 / DATA4 |
| Pin 40 | PC5 — Port C bit 5 / DATA5 |
| Pin 41 | PC6 — Port C bit 6 / DATA6 |
| Pin 42 | PC7 — Port C bit 7 / DATA7 |
| Pin 43 | PD0 — Port D bit 0 / SS |
| Pin 44 | PD1 — Port D bit 1 / SCK |
| Pin 45 | PD2 — Port D bit 2 / MOSI |
| Pin 46 | PD3 — Port D bit 3 / MISO |
| Pin 47 | PD4 — Port D bit 4 / TXCAN |
| Pin 48 | PD5 — Port D bit 5 / RXCAN |
| Pin 49 | PD6 — Port D bit 6 |
| Pin 50 | PD7 — Port D bit 7 |
| Pin 51 | PWM0 — PWM channel 0 output |
| Pin 52 | PWM1 — PWM channel 1 output |
| Pin 53 | PWM2 — PWM channel 2 output |
| Pin 54 | PWM3 — PWM channel 3 output |
| Pin 55 | PWM4 — PWM channel 4 output |
| Pin 56 | PWM5 — PWM channel 5 output |
| Pin 57 | PWM6 — PWM channel 6 output |
| Pin 58 | PWM7 — PWM channel 7 output |
| Pin 59 | PP0 — Port P bit 0 / KWP0 |
| Pin 60 | PP1 — Port P bit 1 / KWP1 |
| Pin 61 | PP2 — Port P bit 2 / KWP2 |
| Pin 62 | PP3 — Port P bit 3 / KWP3 |
| Pin 63 | PP4 — Port P bit 4 / KWP4 |
| Pin 64 | PP5 — Port P bit 5 / KWP5 |
| Pin 65 | PP6 — Port P bit 6 / KWP6 |
| Pin 66 | PP7 — Port P bit 7 / KWP7 |
| Pin 67 | PJ0 — Port J bit 0 |
| Pin 68 | PJ1 — Port J bit 1 |
| Pin 69 | PJ6 — Port J bit 6 |
| Pin 70 | PJ7 — Port J bit 7 |
| Pin 71 | PK0 — Port K bit 0 / XADDR0 |
| Pin 72 | PK1 — Port K bit 1 / XADDR1 |
| Pin 73 | PK2 — Port K bit 2 / XADDR2 |
| Pin 74 | PK3 — Port K bit 3 / XADDR3 |
| Pin 75 | PK4 — Port K bit 4 / XADDR4 |
| Pin 76 | PK5 — Port K bit 5 / XADDR5 |
| Pin 77 | PK6 — Port K bit 6 / XADDR6 |
| Pin 78 | PK7 — Port K bit 7 / XADDR7 |
| Pin 79 | TEST — Test mode pin (tie low in application) |
| Pin 80 | MODC — Mode select (tie low for normal single-chip mode) |
Aplicaciones típicas
MC9S12D64CFUER es adecuado para 6 aplicacións: Automotive Body Control Modules, Instrument Cluster Displays, HVAC Control Modules, Industrial Sensor Interface Boards, CAN-Based Appliance Controllers, Small Engine ECUs (non-automotive).
Automotive Body Control Modules
The MC9S12D64CFUER fits automotive body controllers because it integrates a CAN 2.0 controller, SCI/SPI peripherals, and a 16-bit HCS12 core running at 25 MHz within an 80-QFP package. Its 59 I/O pins and 8-channel 10-bit ADC enable direct interface to body switches, lamps, and door/wiper actuators without external glue logic. The on-chip 5V-to-2.5V converter simplifies the power tree to a single 12V->5V regulator. Compared with newer Cortex-M parts, the HCS12's deterministic interrupt latency are often preferred for body networks, and the -40 C to +85 C industrial grade is well-matched to cabin environments.
Recomendado
Instrument Cluster Displays
Instrument clusters benefit from the MC9S12D64CFUER's 16-bit PWM channels for gauge drive, the on-chip 8-channel 10-bit ADC for fuel/temperature sensing, and the SCI/SPI interfaces for cluster-display communication. With 64 KB Flash it can host vector graphics libraries and diagnostic UDS stacks via CAN, while 4 KB RAM supports real-time gauge math. The 80-QFP 14x14 mm package allows through-hole-style reflow soldering on instrument-cluster PCAs where mechanical retention matters. Compared with low-end 8-bit MCUs, the HCS12's deterministic CAN and PWM make gauge servicing straightforward. Choose this part for cluster designs that must stay on the long-lived NXP HCS12 supply line.
Recomendado
HVAC Control Modules
HVAC modules need a mix of analog acquisition, PWM for blower/fan control, and CAN to talk to the body network - exactly the MC9S12D64CFUER's feature mix. The 8-channel 10-bit ADC handles mixed NTC temperature and humidity sensors, and the 16-bit timers deliver accurate PWM for blower motors and stepper drive. With 64 KB Flash and 4 KB RAM, designers can host PID loops and CAN UDS diagnostics without external memory. The 80-QFP industrial-grade package tolerates the elevated under-dash ambient temperatures. For larger HVAC modules with rear-seat climate, upgrade to the 128 KB Flash MC9S12DT128MPVE on the same footprint.
Recomendado
Industrial Sensor Interface Boards
Industrial sensor nodes benefit from the MC9S12D64CFUER's CAN connectivity, 10-bit ADC, and HCS12 deterministic interrupt latency. The 25 MHz core supports 1 ms CAN cycle tasks while leaving headroom for SPI-driven sensors. The 80-QFP industrial-temperature grade (-40 C to +85 C) suits factory-floor cabinets. With 64 KB Flash, designers can integrate Modbus/CANopen stacks alongside custom logic. The wide 5 V supply tolerance and internal regulator make the part robust against industrial rail transients. For nodes requiring more code, upgrade to MC9S12DJ128MFUE on the same footprint.
Recomendado
CAN-Based Appliance Controllers
White goods and HVAC appliances increasingly adopt CAN for internal networking - the MC9S12D64CFUER provides the MSCAN controller and SCI/SPI peripherals needed for these nodes. Its 16-bit PWM and timers drive motor inverters and valve actuators, while the 10-bit ADC reads thermistors and pressure sensors. With 64 KB Flash and 4 KB RAM, the part hosts safety stacks and CANopen device profiles without external memory. The 80-QFP package is well-suited to white-goods appliance main boards where through-hole-style retention aids serviceability. For higher-feature appliances, choose the 128 KB Flash MC9S12DT128MPVE on the same footprint.
Recomendado
Small Engine ECUs (non-automotive)
The MC9S12D64CFUER suits small two-/four-stroke engine ECUs for motorcycles, generators, and outdoor power equipment, where its 16-bit HCS12 core runs precise fuel/spark timing algorithms. The 8-channel 10-bit ADC reads throttle position, MAP, and O2 sensors; the 16-bit timers drive ignition coils and injector stages. CAN connectivity enables OBD-II compliance on generator and outdoor-power SKUs. The 64 KB Flash accommodates calibration data plus application code. The 80-QFP industrial grade tolerates under-bonnet and outdoor temperatures when paired with proper housing. Choose MC9S12D64MFUE on the same footprint if engine RPMs demand 50 MHz core speed.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para MC9S12D64CFUER — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | MC9S12D64CFUE | MC9S12D64MFUE | S9S12D64F0CFUER | MC9S12DJ128MFUE | MC9S12E64CFUE | MC9S12DT128MPVE |
|---|---|---|---|---|---|---|---|
| Package | 80-QFP (14x14 mm) | 80-QFP (14x14 mm) - same | 80-QFP (14x14 mm) - same | 80-QFP (14x14 mm) - same | 80-QFP (14x14 mm) - same | 80-QFP (14x14 mm) - same | 80-QFP (14x14 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core / Max Frequency | HCS12 / 25 MHz | HCS12 / 25 MHz | HCS12 / 50 MHz | HCS12 / 25 MHz | HCS12 / 25 MHz | HCS12 / 25 MHz | HCS12 / 25 MHz |
| Flash Memory | 64 KB | 64 KB | 64 KB | 64 KB | 128 KB | 64 KB | 128 KB |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 8 KB | 4 KB | 8 KB |
| Number of I/O | 59 | 59 | 59 | 59 | 59 | 59 | 59 |
| CAN Controller | Yes (MSCAN) | Yes (MSCAN) | Yes (MSCAN) | Yes (MSCAN) | Yes (MSCAN) | No | Yes (MSCAN) |
| ADC | 8-ch 10-bit | 8-ch 10-bit | 8-ch 10-bit | 8-ch 10-bit | 8-ch 10-bit | 8-ch 10-bit | 8-ch 10-bit |
| Operating Voltage | 5 V (2.5 V core) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Packaging Form | Tape & Reel (TR) | Tray | Tray | Tape & Reel | Tray | Tray | Tray |
Diferenciadores clave
- Same 80-QFP footprint as all other S12D variants, enabling PCB reuse across product SKUs (frente a MC9S12E64CFUE)
- Cost-optimized 25 MHz core when 50 MHz flash is not required (frente a MC9S12D64MFUE)
- Industrial temperature grade for under-dash and outdoor cabinets (frente a MC9S12DJ128MFUE)
Notas de diseño
The MC9S12D64CFUER integrates a 5V-to-2.5V regulator; per the NXP datasheet, VDDR (pin 2) is the regulator input and VDD (pin 3) is the internal 2.5V output. Place a 100 nF ceramic + 10 uF tantalum on VDDR close to the pin, and a 100 nF on VDD. The regulator can source approximately 100 mA; avoid using it to power external loads beyond the MCU core.
The MC9S12D64CFUER's PLL requires an external 4-16 MHz crystal on XTAL/EXTAL with appropriate load capacitors (typically 10-33 pF depending on crystal CL). Per the HCS12 reference manual, the SYNR/REFDV registers configure the PLL to derive the 25 MHz bus clock; failure to configure these registers on reset leaves the MCU at the 1 MHz PLL-bypass rate. Always validate with an oscilloscope on ECLK.
The BKGD (pin 1) and MODC (pin 80) pins must be pulled low for normal single-chip operation. Leaving MODC floating or tied high forces expanded mode and disables internal Flash access, which appears as a 'bricked' part on first power-up. The TEST pin (pin 79) must also be tied to VSS per the datasheet.
Place the external CAN transceiver (TJA1050 or TJA1057) within 25 mm of the MC9S12D64CFUER's TXCAN/RXCAN pins and route the bus signals as a 100 ohm differential pair. Add a 100 nF + 10 uF bulk decoupling at the transceiver's VCC, and split the analog VRH/VRL reference pins with a 100 nF to ground. Avoid routing PWM signals beneath the crystal to prevent coupling into the PLL.
Información de cumplimiento
RoHS and lead-free confirmed by NXP product page. AEC-Q100 automotive qualification not explicitly indicated - confirm with NXP for AEC-Q100 deployments; temperature grade marked INDUSTRIAL.