S912ZVMC12F1MKH - S12Z MagniV 16-bit MCU, 128KB Flash | NXP
N.º de pieza: S912ZVMC12F1MKH ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $9.85 | $9,85 |
| 10 | $8.92 | $89,20 |
| 100 | $7.65 | $765,00 |
| 500 | $6.84 | $3.420,00 |
| 1.000 | $6.2 | $6.200,00 |
S912ZVMC12F1MKH Descripción general
As a member of the S12Z MagniV family, this device belongs to the broader category of 16-bit microcontrollers (MCU), a class of embedded processors offering an efficient balance between deterministic performance, code density, and peripheral integration. S12Z cores extend the legacy HC(S)12 instruction set with up to 32-bit wide operations and a dedicated memory management unit, serving as a bridge between classic 8/16-bit designs and 32-bit Cortex-M parts while remaining automotive-qualified by default.
Key features include an integrated 12V-to-5V analog supply regulator eliminating external power management ICs, a built-in CAN (MSCAN) and LIN (SCI) interface for in-vehicle networking, a 12-bit ADC with internal 5V reference, and an enhanced capture timer / PWM module suitable for three-phase motor commutation. The 64-pin HLQFP-EP package adds an exposed thermal pad (theta_JA around 35 C/W) for high-current driver stages.
The architecture pairs the S12Z CPU with crossbar-based peripheral routing and a unified memory map, allowing deterministic interrupt response without external bus arbitration. Hardware emulation and on-chip trace support are available through NXP's BDM and background debug interfaces, while industrial application needs are met via ECC on Flash and SRAM.
Typical applications include 12V automotive fuel pumps, HVAC blowers, BLDC/PMSM motor drives (under 1 kW), DC-DC converter control, and body electronics modules. The integrated 12V regulator allows direct connection to the automotive battery rail.
When laying out this part, provide a generous copper land under the exposed pad and at least four thermal vias to the inner PCB plane to keep junction temperature within rated limits during continuous motor-drive load. Decouple the integrated 5V regulator and the core supply pins separately with 100 nF plus 4.7 µF capacitors as shown in the NXP reference design.
This page consolidates distributor pricing, drop-in NXP S12Z alternatives, and practical design notes that go beyond the manufacturer datasheet to help engineers select, source, and integrate the S912ZVMC12F1MKH.
Alternativas directas para S912ZVMC12F1MKH — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
S912ZVMC25F1MKK
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
S912ZVMC12F1MKK
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
S912ZVML12F1WK
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
S912ZVMC12F1MKH Valores máximos y características eléctricas
| Series | S12Z MagniV |
| Core | S12Z (16-bit) |
| Core Architecture | CISC |
| Program Memory Size | 128 KB (128K x 8) Flash |
| RAM Size | 2 KB |
| EEPROM Size | 1 KB |
| Frecuencia de reloj máxima | 50 MHz |
| Supply Voltage (Analog) | 12 V nominal |
| Rango de temperatura de funcionamiento | -40C to +125C |
| Encapsulado | 64-pin HLQFP-EP (10x10 mm) |
| ADC | Integrated 12-bit |
| Communications | MSCAN (CAN), LIN/SCI, SPI, I2C |
| Tipo de montaje | Surface Mount |
| Estado RoHS | Compliant |
| Qualification | Automotive |
Configuración de pines de S912ZVMC12F1MKH
| Pin 1 | VDDA — Analog supply (5V internal regulated) |
| Pin 2 | VSS1 — Ground |
| Pin 3 | VDDR — External regulator/ballast drive |
| Pin 4 | VSUP — Battery / 12V supply input |
| Pin 5 | BKGD — Background Debug / Mode select |
| Pin 6 | RESET — External reset, active low |
| Pin 7 | TEST — Test mode pin |
| Pin 8 | XOSC2 — Crystal oscillator output |
| Pin 9 | XOSC1 — Crystal oscillator input |
| Pin 10 | VSS2 — Ground |
| Pin 11 | VDDX — External I/O supply decoupling |
| Pin 12 | PWM0 — PWM channel 0 output / timer |
| Pin 13 | PWM1 — PWM channel 1 output / timer |
| Pin 14 | PWM2 — PWM channel 2 output / timer |
| Pin 15 | PWM3 — PWM channel 3 output / timer |
| Pin 16 | PWM4 — PWM channel 4 output / timer |
| Pin 17 | PWM5 — PWM channel 5 output / timer |
| Pin 18 | PWM6 — PWM channel 6 output / timer |
| Pin 19 | PWM7 — PWM channel 7 output / timer |
| Pin 20 | VSS3 — Ground |
| Pin 21 | PAD0 — Analog input / digital GPIO |
| Pin 22 | PAD1 — Analog input / digital GPIO |
| Pin 23 | PAD2 — Analog input / digital GPIO |
| Pin 24 | PAD3 — Analog input / digital GPIO |
| Pin 25 | PAD4 — Analog input / digital GPIO |
| Pin 26 | PAD5 — Analog input / digital GPIO |
| Pin 27 | PAD6 — Analog input / digital GPIO |
| Pin 28 | PAD7 — Analog input / digital GPIO |
| Pin 29 | PAD8 — Analog input / digital GPIO |
| Pin 30 | PAD9 — Analog input / digital GPIO |
| Pin 31 | PAD10 — Analog input / digital GPIO |
| Pin 32 | PAD11 — Analog input / digital GPIO |
| Pin 33 | PAD12 — Analog input / digital GPIO |
| Pin 34 | PAD13 — Analog input / digital GPIO |
| Pin 35 | PAD14 — Analog input / digital GPIO |
| Pin 36 | PAD15 — Analog input / digital GPIO |
| Pin 37 | PAD16 — Analog input / digital GPIO |
| Pin 38 | PAD17 — Analog input / digital GPIO |
| Pin 39 | PAD18 — Analog input / digital GPIO |
| Pin 40 | PAD19 — Analog input / digital GPIO |
| Pin 41 | TX_CAN — CAN transmit output |
| Pin 42 | RX_CAN — CAN receive input |
| Pin 43 | TXD_LIN — LIN / SCI transmit |
| Pin 44 | RXD_LIN — LIN / SCI receive |
| Pin 45 | MOSI — SPI master out / slave in |
| Pin 46 | MISO — SPI master in / slave out |
| Pin 47 | SCK — SPI clock |
| Pin 48 | SDA — I2C data |
| Pin 49 | SCL — I2C clock |
| Pin 50 | GND_A — Analog ground |
| Pin 51 | VREFH — ADC reference high |
| Pin 52 | VREFL — ADC reference low |
| Pin 53 | AN0 — Analog ADC input |
| Pin 54 | AN1 — Analog ADC input |
| Pin 55 | AN2 — Analog ADC input |
| Pin 56 | AN3 — Analog ADC input |
| Pin 57 | AN4 — Analog ADC input |
| Pin 58 | AN5 — Analog ADC input |
| Pin 59 | AN6 — Analog ADC input |
| Pin 60 | AN7 — Analog ADC input |
| Pin 61 | IRQ — External interrupt request |
| Pin 62 | PH0 — Port H bit 0 |
| Pin 63 | PH1 — Port H bit 1 |
| Pin 64 | EP — Exposed thermal pad (must be soldered to GND) |
Aplicaciones típicas
S912ZVMC12F1MKH es adecuado para 6 aplicacións: Automotive Fuel Pump Motor Control, HVAC Blower Motor Drive, 12V-to-Low-Voltage DC-DC Converter, Body Control Module Sub-Nodes, Battery-Connected Industrial 12V Actuators, Electric Power Steering (EPS) Sub-Controller.
Automotive Fuel Pump Motor Control
Drives a 12V brushless DC fuel pump motor by generating six-step or field-oriented commutation PWM through the S12Z enhanced capture timer. The integrated 12V-to-5V regulator allows the MCU to connect directly to the battery rail, while the 50MHz bus clock supports 20kHz PWM with current-loop control at sub-50us period. The 128KB Flash hosts FOC state-machine code and lookup tables without external memory expansion, and the AEC-Q100 -40C to +125C window survives engine-bay heat. A CAN (MSCAN) interface pumps telemetry back to the engine ECU over the vehicle bus.
Recomendado
HVAC Blower Motor Drive
Closed-loop BLDC blower control in 12V automotive HVAC systems. The integrated 12-bit ADC samples back-EMF or shunt current while the S12Z CPU runs a PI speed loop at 1ms update, and the LIN interface takes commands from the climate control unit. The MCU's 2KB SRAM holds the current-loop working set and 1KB EEPROM stores learned calibration, both ECC-protected against bit flips. AEC-Q100 grade and the -40C/+125C window suit the plenum enclosure without thermal derating.
Recomendado
12V-to-Low-Voltage DC-DC Converter
Primary controller for an isolated or non-isolated 12V buck/boost DC-DC converter used in body electronics or auxiliary power modules. The S12Z executes a digital voltage-mode control loop at 50MHz with 200kHz PWM switching, while the on-chip 12V regulator powers auxiliary analog rails. The 128KB Flash supports soft-start, OVP, OCP, and telemetry stacks for automotive qualification, and CAN reports diagnostics back to the central BCM.
Recomendado
Body Control Module Sub-Nodes
Sub-MCU for distributed body control modules, driving mirror-fold, seat-position, or seat-heater loads while talking LIN to the master BCM. The S12Z MagniV's LIN/SCI peripheral and 50MHz clock support LIN 2.x compliance without external translation, and the integrated 12V regulator removes a stage in the power tree. 128KB of Flash plus 1KB EEPROM covers the application plus OEM-specific calibration blocks.
Recomendado
Battery-Connected Industrial 12V Actuators
Industrial-grade 12V actuators such as valves, dampers, or small pumps that need deterministic 16-bit control, automotive-grade robustness, and an integrated analog supply. The S12Z's on-chip 12V regulator removes an external LDO, lowering BOM cost for industrial-grade products. The 128KB Flash plus ECC protects firmware in harsh electrical environments while CAN or LIN provides plant-network connectivity.
Recomendado
Electric Power Steering (EPS) Sub-Controller
Sub-controller in redundant EPS architectures handling torque-ripple damping or stall detection for the main 32-bit EPS MCU. The S12Z's deterministic interrupt latency and 50MHz clock provide the predictable response time required for safety sub-systems, while the AEC-Q100 grade matches the steering column environment. 128KB of Flash with ECC supports ASIL-B firmware partitioning.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para S912ZVMC12F1MKH — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | S912ZVMC25F1MKK | S912ZVMC12F1MKK | S912ZVML12F1WK |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 64-pin HLQFP-EP (10x10) | 64-pin HLQFP-EP (10x10) - same | 64-pin HLQFP-EP (10x10) - same | 64-pin HLQFP-EP (10x10) - same |
| Core | S12Z 16-bit | S12Z 16-bit | S12Z 16-bit | S12Z 16-bit (L-variant) |
| Max Clock Frequency | 50 MHz | 50 MHz | 50 MHz | 50 MHz |
| Flash Memory | 128 KB | 256 KB | 128 KB | 128 KB |
| SRAM | 2 KB | 4 KB | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB | 1 KB | 1 KB |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
| CAN Interface | MSCAN (CAN 2.0A/B) | MSCAN | MSCAN | MSCAN |
Diferenciadores clave
- Single-chip 12V-tolerant MCU with integrated analog regulator (frente a S912ZVML12F1WK)
- Doubling Flash headroom without PCB redesign (frente a S912ZVMC25F1MKK)
- AEC-Q100 Grade 0 (125C) verification with on-chip diagnostics (frente a S912ZVL12F0MLFR)
Notas de diseño
Solder the exposed thermal pad (pin 64) of the HLQFP-64 package to a generous copper land on the top layer and stitch at least four 0.3mm thermal vias to the inner ground plane. Motor control firmware running at 50MHz with continuous PWM toggling produces enough internal heating that adequate thermal relief is mandatory. Without proper vias, junction-to-ambient theta_JA rises dramatically and the part may exceed its 125C AEC-Q100 ceiling.
Place a 4.7uF X7R bulk capacitor as close as possible to the VSUP pin (pin 4), plus a 100nF ceramic decoupling capacitor in parallel. The integrated 12V-to-5V analog regulator has limited transient response to load steps, so reserve headroom with the bulk capacitor. The VDDX and VDDA pins each require their own 100nF + 4.7uF decoupling network to keep ADC references clean.
Route the BDM (Background Debug Mode) signals BKGD and RESET to a 2x5 pin 0.1-inch header for production programming and debug. Use a 4.7k pull-up on BKGD to VDDX and a 4.7k pull-up on RESET. Keep high-speed PWM traces away from sensitive analog ADC inputs to avoid coupling, and place the analog ground island directly under the analog pins separated from digital ground by a single bridge under the EP pad.
Do NOT leave VSUP floating even in bench prototypes: the internal 12V regulator is what generates the core 5V rail, and open-circuit VSUP during code download can trigger unpredictable BDM faults. The XOSC1/XOSC2 crystal load capacitors must be chosen to match the datasheet's crystal specification (typically 8pF to 22pF total), not generic 22pF defaults. Also confirm that the EEPROM write-locking sequence is followed exactly as documented before clearing the EEPROM security bit.
Información de cumplimiento
AEC-Q100 qualified for automotive applications. RoHS and REACH compliant per NXP product declarations. The part is rated Grade 0 (-40C to +125C) for under-hood environments.
