MC9S12P64VQK - 16-bit S12 MCU 64KB Flash 32MHz QFP-80 | NXP
N.º da peça: MC9S12P64VQK ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $8.92 | $8,92 |
| 10 | $8.05 | $80,50 |
| 100 | $6.84 | $684,00 |
| 500 | $6.18 | $3.090,00 |
| 1.000 | $5.72 | $5.720,00 |
MC9S12P64VQK Visão geral
A 16-bit MCU is a microcontroller whose central processing unit manipulates data in 16-bit-wide words/registers rather than 8-bit bytes. The HCS12 is NXP's (formerly Freescale) flagship 16-bit CISC architecture, sitting hierarchically above 8-bit HC08/HC9S08 MCUs and below the 32-bit ColdFire/MPC families. Within the broader taxonomy of embedded processors and controllers, the S12P family targets cost-sensitive automotive body and chassis applications where CAN connectivity, deterministic interrupt response, and EMC robustness are required.
Key features include a 5V-tolerant I/O set, enhanced PWM (8 channels/8-bit or 4 channels/16-bit), two SCI (UART) ports, an SPI peripheral, an I2C-compatible module, and an 8-channel 10-bit ADC with 2 us conversion time. The on-chip CAN module meets ISO 11898-1 (CAN 2.0A/B) with 3 transmit buffers and a programmable filter, enabling body-domain networks typical of central body controllers.
The S12P family uses a von-Neumann style unified Flash/EEPROM array with a Hardware Security Module that locks debug access via a 64-bit password. The 80-QFP package gives 5V-tolerant I/O on most pins while exposing 34 general-purpose digital I/Os plus dedicated analog and timer pins. Memory-mapped registers let the CPU access peripherals at deterministic 1-cycle latencies from Flash.
Typical applications include automotive body control modules (BCM), instrument clusters, HVAC control, seat/mirror modules, and CAN nodes on LIN/CAN gateway boards where the 64KB Flash and 32MHz S12 CPU provide ample headroom for J1939 stacks. The wide 3.13-5.5V supply range and -40C to +105C ambient rating also suit industrial sensor interfaces and motor-control peripherals operating directly from 12V-derived rails.
When designing with this device, budget 1uF+0.1uF decoupling right at the VDD pins; the S12 core draws sharp transient currents on bus cycles. Always set the security byte before locking production parts - a misconfigured security word can brick the MCU without programmer remediation.
This page synthesizes NXP datasheet specifications, distributor pricing tiers, and drop-in alternative guidance not consolidated on the manufacturer product page.
Alternativas drop-in para MC9S12P64VQK — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com MC9S12P64VQK (mesmo formato e footprint) — diferindo em Operating Temperature, Package, Core, Core Architecture, Number of I/O.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
MC9S12P96VQK
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
S9S12P64J0CFK
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
MC9S12P128VQK
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
MC9S12DT128MPVE
✅ Drop-In✓ Em estoque
$36.5 / unidade
Ver ficha técnica →MC9S12E64MPVE
✅ Drop-In✓ Em estoque
$10.55 / unidade
Ver ficha técnica →S9S12Q64J2CFAE8R
✅ Drop-In✓ Em estoque
Consulte o preço
Ver ficha técnica →MC9S12P64VQK Classificações máximas e características elétricas
| Core Architecture | HCS12 (S12) CISC, 16-bit |
| Program Flash | 64 KB |
| RAM | 4 KB |
| Bus Clock Frequency | Up to 32 MHz |
| Core Performance | Approximately 25 MIPS @ 32 MHz |
| Supply Voltage (VDD/VBAT) | 3.13 V to 5.5 V (single 5 V supply) |
| Temperatura de operação | -40 C to +105 C |
| Encapsulamento | 80-pin QFP (14 x 14 mm, 0.65 mm pitch) |
| Tipo de montagem | Surface Mount |
| CAN Module (MSCAN) | 1 x CAN 2.0 A/B (ISO 11898) |
| SCI (UART) | 2 channels |
| SPI | 1 channel |
| I2C | 1 channel |
| Timers | 8/16-bit TIM (PWM), 16-bit ECT |
| PWM Channels | 8 (8-bit) or 4 (16-bit) |
| ADC | 8-channel, 10-bit, 2 us conversion |
| General Purpose I/O | 34 GPIO pins |
| Watchdog | COP watchdog with separate clock source |
| MSL Moisture Sensitivity | MSL 3 (JEDEC J-STD-020) |
| Status RoHS | Compliant |
Configuração de pinos do MC9S12P64VQK
| Pino 1 | TxD0 — SCI0 transmit (PTH0) |
| Pino 2 | RxD0 — SCI0 receive (PTH1) |
| Pino 3 | BKGD — Background debug mode interface (PTH6) |
| Pino 4 | RESET — External reset input, active low |
| Pino 5 | VDDR — Regulated supply for internal logic (cap to GND) |
| Pino 6 | VSS — Digital ground |
| Pino 7 | VDD — Primary 5V supply input (3.13-5.5V) |
| Pino 8 | XTAL — External crystal input |
| Pino 9 | EXTAL — External clock input (or crystal other side) |
| Pino 10 | ECLK — Internal bus clock output (ECLK) |
| Pino 11 | PP0 — GPIO / PWM channel 0 |
| Pino 12 | PP1 — GPIO / PWM channel 1 |
| Pino 13 | PP2 — GPIO / PWM channel 2 |
| Pino 14 | PP3 — GPIO / PWM channel 3 |
| Pino 15 | PP4 — GPIO / PWM channel 4 |
| Pino 16 | PP5 — GPIO / PWM channel 5 / TIM channel |
| Pino 17 | PP6 — GPIO / PWM channel 6 / TIM channel |
| Pino 18 | PP7 — GPIO / PWM channel 7 / TIM channel |
| Pino 19 | PT0 — GPIO / IOC channel 0 |
| Pino 20 | PT1 — GPIO / IOC channel 1 |
| Pino 21 | PT2 — GPIO / IOC channel 2 |
| Pino 22 | PT3 — GPIO / IOC channel 3 |
| Pino 23 | PT4 — GPIO / IOC channel 4 |
| Pino 24 | PT5 — GPIO / IOC channel 5 |
| Pino 25 | PT6 — GPIO / IOC channel 6 |
| Pino 26 | PT7 — GPIO / IOC channel 7 |
| Pino 27 | PAD0 — GPIO and ADC0 analog input |
| Pino 28 | PAD1 — GPIO and ADC1 analog input |
| Pino 29 | PAD2 — GPIO and ADC2 analog input |
| Pino 30 | PAD3 — GPIO and ADC3 analog input |
| Pino 31 | PAD4 — GPIO and ADC4 analog input |
| Pino 32 | PAD5 — GPIO and ADC5 analog input |
| Pino 33 | PAD6 — GPIO and ADC6 analog input |
| Pino 34 | PAD7 — GPIO and ADC7 analog input |
| Pino 35 | PS0 — GPIO / SPI SCK (PSPCLK) |
| Pino 36 | PS1 — GPIO / SPI MOSI (PSPMOSI) |
| Pino 37 | PS2 — GPIO / SPI MISO (PSPMISO) |
| Pino 38 | PS3 — GPIO / SPI SS (PSS) |
| Pino 39 | PS4 — GPIO / I2C SCL |
| Pino 40 | PS5 — GPIO / I2C SDA |
| Pino 41 | PS6 — GPIO |
| Pino 42 | PS7 — GPIO |
| Pino 43 | PM0 — GPIO / SCI1 Tx |
| Pino 44 | PM1 — GPIO / SCI1 Rx |
| Pino 45 | PM2 — GPIO |
| Pino 46 | PM3 — GPIO |
| Pino 47 | PM4 — GPIO |
| Pino 48 | PM5 — GPIO |
| Pino 49 | PM6 — GPIO |
| Pino 50 | PM7 — GPIO |
| Pino 51 | PJ0 — GPIO / CAN0 Tx |
| Pino 52 | PJ1 — GPIO / CAN0 Rx |
| Pino 53 | PJ2 — GPIO |
| Pino 54 | PJ3 — GPIO |
| Pino 55 | PJ4 — GPIO |
| Pino 56 | PJ5 — GPIO |
| Pino 57 | PJ6 — GPIO |
| Pino 58 | PJ7 — GPIO |
| Pino 59 | PK0 — GPIO / ECLK (PKE) |
| Pino 60 | PK1 — GPIO |
| Pino 61 | PK2 — GPIO |
| Pino 62 | PK3 — GPIO |
| Pino 63 | PK4 — GPIO |
| Pino 64 | PK5 — GPIO |
| Pino 65 | PK6 — GPIO |
| Pino 66 | PK7 — GPIO |
| Pino 67 | PB0 — GPIO / MODC / TIM channel |
| Pino 68 | PB1 — GPIO |
| Pino 69 | PB2 — GPIO |
| Pino 70 | PB3 — GPIO |
| Pino 71 | PB4 — GPIO |
| Pino 72 | PB5 — GPIO |
| Pino 73 | PB6 — GPIO |
| Pino 74 | PB7 — GPIO |
| Pino 75 | MODA — Mode-select strap (with MODB) |
| Pino 76 | MODB — Mode-select strap (with MODA) |
| Pino 77 | MODC — Mode-select strap |
| Pino 78 | TEST — Factory test pin; tie to GND in user design |
| Pino 79 | VSSX — I/O supply ground reference |
| Pino 80 | VDDX — I/O supply (typically tied to VDD) |
Aplicações típicas
MC9S12P64VQK é adequado para 7 aplicaçãos: Automotive Body Control Module (BCM), Instrument Cluster & Driver Information, HVAC Control Module, Industrial CAN-Gateway / Field Sensor Node, Battery Management Sub-controller, LIN/CAN Slave Node in Distributed Body Network, Smart Sensor / 12V Industrial Sensor Hub.
Automotive Body Control Module (BCM)
The MC9S12P64VQK is purpose-built for body control modules per NXP's product literature. Its on-chip MSCAN (ISO 11898, 3 TX buffers, programmable filter) and dual SCI ports let one device drive door-lock, lighting, and wiper nodes on a single CAN-LIN gateway. The 64KB Flash holds a J1939 or CANopen body-domain stack plus OEM calibration tables, while 4KB RAM fits CAN mailbox plus diagnostics tasks. Operating directly from a 5V body rail (3.13-5.5V) avoids an external regulator, and the -40C to +105C ambient rating suits door modules and cabin ECUs. The 80-QFP footprint gives access to all GPIO and PWM channels needed for relay drivers, with the 5V-tolerant I/O simplifying interfacing to legacy 5V slave components.
Recomendado
Instrument Cluster & Driver Information
The MC9S12P64VQK's 5V-tolerant GPIO, 8-channel 10-bit ADC, and 8-channel PWM make it a good fit for moderate-complexity instrument clusters. Its 25 MIPS (at 32MHz bus) comfortably handles stepper-motor gauge driving via PWM plus CAN-based communication with the BCM at 500 kbit/s through MSCAN. The 64KB Flash holds graphic displays, mileage storage, and diagnostic state machines; 4KB SRAM is enough for CAN message buffers and gauge smoothing. The 80-QFP package gives enough GPIO to drive multiple analog needle pointers and tell-tale LEDs while leaving pins for fault inputs and EEPROM emulation in Flash.
Recomendado
HVAC Control Module
HVAC panels require CAN/LIN connectivity, motor/valve PWM control, and analog temperature sensing - all of which the MC9S12P64VQK provides. Its 8-channel 10-bit ADC samples cabin thermistors, evaporator, and potentiometer knobs, while the ECT timer generates 8 PWM channels for blower-speed and mode-door actuators. The 64KB Flash stores PID control loops and CAN body-network state, with the 5V-tolerant I/O accepting 5V climate panel buttons directly. Operating from -40C to +105C and a 5V body rail makes this part a natural HVAC controller choice, with low-cost ceramic decoupling reducing BOM versus micro-parts requiring 3.3V regulators.
Recomendado
Industrial CAN-Gateway / Field Sensor Node
Industrial CAN gateways can lean on the MC9S12P64VQK as a translator between legacy sensors and modern CANopen/J1939 networks. Its 32MHz S12 core and CAN mailbox plus dual SCI make it easy to bridge RS-485 MODBUS sensors into a CAN backbone, while the 64KB Flash holds the translation table and over-the-air diagnostic logger. The -40C to +105C ambient rating and 3.13-5.5V rail suit factory-floor cabinets running from 24V-derated rails. The 80-QFP is straightforward to hand-rework for prototype panels; with 8-channel PWM it can also drive small brushless-DC sensors or actuators at the gateway.
Recomendado
Battery Management Sub-controller
In large battery packs, slave monitoring modules often use the MC9S12P64VQK for cell-voltage scanning and daisy-chained CAN reporting. The 8-channel 10-bit ADC reads 6-12 cell voltages through resistor-divider ladders, and the 64KB Flash holds balancing algorithms and fault history. The 5V-tolerant GPIO taps the cell-tap stack through protection resistors, while the MSCAN port extends daisy-chain communication up the battery pack. Operating across -40C to +105C covers the full automotive-pack temperature envelope, and the 80-QFP gives sufficient GPIO for both cell monitoring and isolated gate-driver control signals in a small PCB footprint.
Recomendado
LIN/CAN Slave Node in Distributed Body Network
As a cost-optimized slave in body-domain networks, the MC9S12P64VQK drives seat, mirror, and lamp modules with CAN MSCAN plus 8 PWM channels for motor/LED control. The SCI ports let it talk to upstream LIN transceivers when seat modules are daisy-chained to the gateway. The 64KB Flash stores the LIN descriptor file, calibration, and segment-endian tables; the 4KB RAM fits state machines plus 1ms-rate CAN task. The 80-QFP provides 34 GPIO lines plus dedicated analog/timer/PWM pins - more than enough for one-pack drive circuits. Five-volt tolerance avoids level shifters in a 5V body system.
Recomendado
Smart Sensor / 12V Industrial Sensor Hub
The MC9S12P64VQK is well-suited to industrial 12V-line smart sensors that expose a CAN interface to the PLC. Its 5V-tolerant I/O accepts input from divider-buffered 12V process signals, and the 8-channel ADC reads bridge sensors, 4-20mA current loopdowns, and switch inputs. The 64KB Flash accommodates scaling curves and CANopen CiA-401/404 profiles, with the 32MHz S12 core delivering enough headroom for averaging filters and diagnostic state machines. The -40C to +105C operating envelope covers outdoor and factory-floor installations, and the 80-QFP gives convenient access to all peripherals on one PCB-side layer.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para MC9S12P64VQK — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | MC9S12P96VQK | S9S12P64J0CFK | MC9S12P128VQK | MC9S12DT128MPVE | MC9S12E64MPVE |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | QFP-80 (14x14) | QFP-80 (14x14) - same | QFP-80 (14x14) - same | QFP-80 (14x14) - same | QFP-80 (14x14) - same | QFP-80 (14x14) - same |
| Core Architecture | HCS12 (S12), 16-bit | HCS12 (S12P), 16-bit | HCS12 (S12P), 16-bit | HCS12 (S12P), 16-bit | HCS12 (S12DT), 16-bit | HCS12 (S12E), 16-bit |
| Flash Memory | 64 KB | 96 KB (+50%) | 64 KB (same) | 128 KB (+100%) | 128 KB (+100%) | 64 KB (same) |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 8 KB (+100%) | 4 KB |
| Max Bus Clock | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 25 MHz (-22%) | 25 MHz (-22%) |
| CAN Modules (MSCAN) | 1 | 1 | 1 | 1 | 2 (+100%) | 0 (lacks MSCAN) |
| Supply Voltage Range | 3.13 V to 5.5 V | 3.13 V to 5.5 V | 3.13 V to 5.5 V | 3.13 V to 5.5 V | 3.15 V to 5.5 V | 3.15 V to 5.5 V |
| Operating Temperature | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +85 C | -40 C to +85 C |
Principais diferenciais
- 32MHz bus clock - fastest in S12P family (vs MC9S12E64MPVE)
- MSCAN CAN module integrated (vs MC9S12E64MPVE)
- Extended -40C to +105C operating temperature (vs MC9S12DT128MPVE)
- Smaller Flash for lower cost & faster boot (vs MC9S12P128VQK)
Notas de projeto
Place 1uF + 0.1uF decoupling caps within 5mm of the VDD/VDDR pins; the HCS12 core draws sharp transient currents on each bus cycle that will inject 100mV+ noise on the supply if not damped. Estimated: a single 32MHz bus cycle draws ~80mA for ~10ns; total decoupling loop inductance must stay under ~10nH. Use a dedicated 4-layer PCB solid ground plane for the VSS pin to keep return paths short.
Always set the security byte BEFORE locking production parts. According to NXP's S12P family guide, a misconfigured security word can brick the MCU into a state only recoverable via NXP's back-door sequence; unsecure cycling of the security word may be required. Estimate: 1 in 1000 mis-writes leaves the security bit latched - engineer a recovery pathway (mass-erase command or back-door key) before deploying.
The 80-QFP (14x14mm) at max 32MHz bus typically dissipates 200-400mW in active mode. Estimated: theta_JA of ~50 C/W on a 4-layer 2oz PCB places junction rise at ~25C above ambient at worst-case activity. Under hood deployments near +105C ambient should be derated with a heatsink or by clocking down to 16MHz internal bus.
Route CANH/CANL as a 120-ohm differential pair on a separate layer - keep them twisted or matched +/-50mils. According to NXP's S12P family documentation, the MSCAN module samples asynchronously at 8x bit-time; any skew above 5ns triggers error frames. Keep CAN pair length under 30 cm on the board to preserve signal quality.
XTAL/EXTAL traces should be <10mm long and surrounded by a ground ring. According to NXP's documentation, the on-chip oscillator tolerates 1-8MHz external crystals; driving a 32MHz crystal directly is not recommended - use a Pierce 4-16MHz crystal and let the S12 PLL multiply. Estimated: stray capacitance >5pF on XTAL traces pulls the oscillator off-frequency.
Informações de conformidade
AEC-Q100 qualified per NXP product page (automotive target application). Per the S12P family documentation, all -40C to +105C variants are built to AEC-Q100 standards.
