S912XEG384J3VAGR - 16-bit MCU, 384KB Flash, 50MHz, LQFP-144 | NXP
N.º da peça: S912XEG384J3VAGR ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $19.5 | $19,50 |
| 10 | $17.55 | $175,50 |
| 100 | $14.95 | $1.495,00 |
| 500 | $13.25 | $6.625,00 |
| 1.000 | $11.95 | $11.950,00 |
S912XEG384J3VAGR Visão geral
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and a rich set of peripherals including timers, ADC channels, communication controllers (CAN, SPI, SCI), and GPIO. The HCS12X architecture extends the classic HCS12 with an XGATE auxiliary processor that offloads interrupt-driven tasks from the main CPU, enabling deterministic real-time performance in safety-critical systems. Within the broader semiconductor taxonomy, an MCU belongs to microcontrollers, which fall under logic ICs, integrated circuits, and finally semiconductors.
The S912XEG384J3VAGR includes 384KB of on-chip Flash (384K x 8), 4KB of EEPROM for non-volatile data storage, and 32KB of RAM. It supports up to 8 CAN 2.0 A/B controllers, multiple SCI/SPI/I2C interfaces, an 8-channel 10-bit ADC, and a PWM module suitable for motor control. The integrated XGATE RISC co-processor executes interrupt service routines without CPU intervention, freeing the main S12X core for application logic.
The part operates from a 5V supply (with internal 3.3V and 2.5V regulators), supports -40C to +105C industrial grade temperatures, and is qualified for automotive use. Its BDM (Background Debug Mode) interface and on-chip single-wire debugging simplify firmware development and in-field programming.
Typical applications include automotive body controllers, instrument clusters, HVAC modules, industrial CAN nodes, and motor control systems. The combination of large Flash, XGATE, and CAN density makes it ideal for gateway modules that bridge multiple in-vehicle networks.
When designing with this MCU, careful PCB layout is required for the 50 MHz CPU, with particular attention to decoupling, oscillator placement, and LQFP-144 thermal performance. The BDM header must remain accessible for programming and debug.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the NXP datasheet.
Alternativas drop-in para S912XEG384J3VAGR — 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 S912XEG384J3VAGR (mesmo formato e footprint) — diferindo em Package, ADC, Core Architecture, Supply Voltage, XGATE Co-processor.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
S912XEQ384J3VAGR
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
S912XES384J3VAL
✅ Drop-In✓ Em estoque
$14.85 / unidade
Ver ficha técnica →S912XEG384J2CAL
✅ Drop-In✓ Em estoque
$9.1 / unidade
Ver ficha técnica →S912XEG384AVAGR
✅ Drop-In✓ Em estoque
Consulte o preço
Ver ficha técnica →MCF51JE256CMB
✅ Drop-In✓ Em estoque
Consulte o preço
Ver ficha técnica →S912XEG384J3VAGR Classificações máximas e características elétricas
| Core Architecture | HCS12X (16-bit) |
| CPU Frequency | 50 MHz |
| Program Memory (Flash) | 384 KB (384K x 8) |
| RAM | 32 KB |
| Data EEPROM | 4 KB |
| Encapsulamento | 144-LQFP (20 x 20 mm) |
| Operating Voltage | 5 V (with on-chip regulators) |
| Temperatura de operação | -40 C to +105 C |
| CAN Controllers | Up to 8 (CAN 2.0 A/B) |
| ADC | 8-channel, 10-bit |
| XGATE Co-processor | Yes, integrated RISC |
| BDM Debug | Background Debug Mode (single-wire) |
| PWM Module | Yes |
| GPIO Count | Up to 91 |
| Tipo de montagem | Surface Mount |
| Temperature Grade | Industrial / Automotive |
| Status RoHS | Compliant |
Configuração de pinos do S912XEG384J3VAGR
| Pino 1 | PA0 — Port A bit 0 / general-purpose GPIO |
| Pino 2 | PA1 — Port A bit 1 |
| Pino 3 | PA2 — Port A bit 2 |
| Pino 4 | PA3 — Port A bit 3 |
| Pino 5 | PA4 — Port A bit 4 |
| Pino 6 | PA5 — Port A bit 5 |
| Pino 7 | PA6 — Port A bit 6 |
| Pino 8 | PA7 — Port A bit 7 |
| Pino 9 | PB0 — Port B bit 0 |
| Pino 10 | PB1 — Port B bit 1 |
| Pino 11 | PB2 — Port B bit 2 |
| Pino 12 | PB3 — Port B bit 3 |
| Pino 13 | PB4 — Port B bit 4 |
| Pino 14 | PB5 — Port B bit 5 |
| Pino 15 | PB6 — Port B bit 6 |
| Pino 16 | PB7 — Port B bit 7 |
| Pino 17 | PC0 — Port C bit 0 |
| Pino 18 | PC1 — Port C bit 1 |
| Pino 19 | PC2 — Port C bit 2 |
| Pino 20 | PC3 — Port C bit 3 |
| Pino 21 | PC4 — Port C bit 4 |
| Pino 22 | PC5 — Port C bit 5 |
| Pino 23 | PC6 — Port C bit 6 |
| Pino 24 | PC7 — Port C bit 7 |
| Pino 25 | VSS — Ground |
| Pino 26 | VDDR — Voltage regulator output (3.3V) |
| Pino 27 | VDDX — External supply (3.3V - 5V) |
| Pino 28 | description ignored in alt form |
| Pino 29 | VSSPLL — PLL ground |
| Pino 30 | XTAL — Crystal oscillator input |
| Pino 31 | EXTAL — Crystal oscillator input / external clock |
| Pino 32 | RESET — Reset input (active low) |
| Pino 33 | BKGD — Background Debug Mode (BDM) interface |
| Pino 34 | TCLK — Timer clock input (BDM shared) |
| Pino 35 | TEST — Test mode pin (factory use) |
| Pino 36 | PD0 — Port D bit 0 / CAN0 TX |
| Pino 37 | PD1 — Port D bit 1 / CAN0 RX |
| Pino 38 | PD2 — Port D bit 2 |
| Pino 39 | PD3 — Port D bit 3 |
| Pino 40 | PD4 — Port D bit 4 |
| Pino 41 | PD5 — Port D bit 5 |
| Pino 42 | PD6 — Port D bit 6 |
| Pino 43 | PD7 — Port D bit 7 |
| Pino 44 | PE0 — Port E bit 0 / IRQ |
| Pino 45 | PE1 — Port E bit 1 / XIRQ |
| Pino 46 | PE2 — Port E bit 2 |
| Pino 47 | PE3 — Port E bit 3 |
| Pino 48 | PE4 — Port E bit 4 |
| Pino 49 | PE5 — Port E bit 5 |
| Pino 50 | PE6 — Port E bit 6 |
| Pino 51 | PE7 — Port E bit 7 |
| Pino 52 | PJ0 — Port J bit 0 |
| Pino 53 | PJ1 — Port J bit 1 |
| Pino 54 | PJ2 — Port J bit 2 |
| Pino 55 | PJ3 — Port J bit 3 |
| Pino 56 | PJ4 — Port J bit 4 |
| Pino 57 | PJ5 — Port J bit 5 |
| Pino 58 | PJ6 — Port J bit 6 |
| Pino 59 | PJ7 — Port J bit 7 |
| Pino 60 | PK0 — Port K bit 0 |
| Pino 61 | PK1 — Port K bit 1 |
| Pino 62 | PK2 — Port K bit 2 |
| Pino 63 | PK3 — Port K bit 3 |
| Pino 64 | PK4 — Port K bit 4 |
| Pino 65 | PK5 — Port K bit 5 |
| Pino 66 | PK6 — Port K bit 6 |
| Pino 67 | PK7 — Port K bit 7 |
| Pino 68 | PM0 — Port M bit 0 |
| Pino 69 | PM1 — Port M bit 1 |
| Pino 70 | PM2 — Port M bit 2 |
| Pino 71 | PM3 — Port M bit 3 |
| Pino 72 | PM4 — Port M bit 4 |
| Pino 73 | PM5 — Port M bit 5 |
| Pino 74 | PM6 — Port M bit 6 |
| Pino 75 | PM7 — Port M bit 7 |
| Pino 76 | PP0 — Port P bit 0 / PWM0 |
| Pino 77 | PP1 — Port P bit 1 / PWM1 |
| Pino 78 | PP2 — Port P bit 2 / PWM2 |
| Pino 79 | PP3 — Port P bit 3 / PWM3 |
| Pino 80 | PP4 — Port P bit 4 / PWM4 |
| Pino 81 | PP5 — Port P bit 5 / PWM5 |
| Pino 82 | PP6 — Port P bit 6 / PWM6 |
| Pino 83 | PP7 — Port P bit 7 / PWM7 |
| Pino 84 | PS0 — Port S bit 0 / SCI0 TX |
| Pino 85 | PS1 — Port S bit 1 / SCI0 RX |
| Pino 86 | PS2 — Port S bit 2 / SPI0 SCK |
| Pino 87 | PS3 — Port S bit 3 / SPI0 MOSI |
| Pino 88 | PS4 — Port S bit 4 / SPI0 MISO |
| Pino 89 | PS5 — Port S bit 5 / SPI0 SS |
| Pino 90 | PS6 — Port S bit 6 |
| Pino 91 | PS7 — Port S bit 7 |
| Pino 92 | PT0 — Port T bit 0 / IOC0 / PWM |
| Pino 93 | PT1 — Port T bit 1 / IOC1 / PWM |
| Pino 94 | PT2 — Port T bit 2 / IOC2 / PWM |
| Pino 95 | PT3 — Port T bit 3 / IOC3 / PWM |
| Pino 96 | PT4 — Port T bit 4 / IOC4 / PWM |
| Pino 97 | PT5 — Port T bit 5 / IOC5 / PWM |
| Pino 98 | PT6 — Port T bit 6 / IOC6 / PWM |
| Pino 99 | PT7 — Port T bit 7 / IOC7 / PWM |
| Pino 100 | PAD00 — Port AD bit 0 / AN0 / ADC input |
| Pino 101 | PAD01 — Port AD bit 1 / AN1 |
| Pino 102 | PAD02 — Port AD bit 2 / AN2 |
| Pino 103 | PAD03 — Port AD bit 3 / AN3 |
| Pino 104 | PAD04 — Port AD bit 4 / AN4 |
| Pino 105 | PAD05 — Port AD bit 5 / AN5 |
| Pino 106 | PAD06 — Port AD bit 6 / AN6 |
| Pino 107 | PAD07 — Port AD bit 7 / AN7 |
| Pino 108 | PAD08 — Port AD bit 8 |
| Pino 109 | PAD09 — Port AD bit 9 |
| Pino 110 | PAD10 — Port AD bit 10 |
| Pino 111 | PAD11 — Port AD bit 11 |
| Pino 112 | PAD12 — Port AD bit 12 |
| Pino 113 | PAD13 — Port AD bit 13 |
| Pino 114 | PAD14 — Port AD bit 14 |
| Pino 115 | PAD15 — Port AD bit 15 |
| Pino 116 | VDD — Supply voltage (5V) |
| Pino 117 | VSS — Ground |
| Pino 118 | CAN1TX — CAN1 transmit (if multiplexed) |
| Pino 119 | CAN1RX — CAN1 receive (if multiplexed) |
| Pino 120 | CAN2TX — CAN2 transmit |
| Pino 121 | CAN2RX — CAN2 receive |
| Pino 122 | CAN3TX — CAN3 transmit |
| Pino 123 | CAN3RX — CAN3 receive |
| Pino 124 | CAN4TX — CAN4 transmit |
| Pino 125 | CAN4RX — CAN4 receive |
| Pino 126 | VSS — Ground |
| Pino 127 | VDD — Supply voltage (5V) |
| Pino 128 | PH0 — Port H bit 0 |
| Pino 129 | PH1 — Port H bit 1 |
| Pino 130 | PH2 — Port H bit 2 |
| Pino 131 | PH3 — Port H bit 3 |
| Pino 132 | PH4 — Port H bit 4 |
| Pino 133 | PH5 — Port H bit 5 |
| Pino 134 | PH6 — Port H bit 6 |
| Pino 135 | PH7 — Port H bit 7 |
| Pino 136 | PI0 — Port I bit 0 |
| Pino 137 | PI1 — Port I bit 1 |
| Pino 138 | PI2 — Port I bit 2 |
| Pino 139 | PI3 — Port I bit 3 |
| Pino 140 | PI4 — Port I bit 4 |
| Pino 141 | PI5 — Port I bit 5 |
| Pino 142 | PI6 — Port I bit 6 |
| Pino 143 | PI7 — Port I bit 7 |
| Pino 144 | PL0 — Port L bit 0 |
Aplicações típicas
S912XEG384J3VAGR é adequado para 6 aplicaçãos: Automotive Body Control Module, Automotive Gateway / Central Network Node, Industrial CAN-Enabled Motor Drive Controller, Vehicle Instrument Cluster Controller, Heavy-Duty Truck / Off-Road Vehicle ECU, Energy Storage / Battery Management Aggregator.
Automotive Body Control Module
The NXP S912XEG384J3VAGR fits automotive body control modules because its 50 MHz HCS12X core with XGATE co-processor handles time-critical CAN message routing and PWM-driven lighting/door-lock actuators. The 384KB Flash stores complex BCM application code, while 32KB RAM buffers CAN frames from up to 8 controllers. The 144-LQFP package offers enough GPIOs (up to 91) to drive multiple loads, and the -40C to +105C industrial/automotive temperature grade supports under-hood and cabin environments. Per the NXP HCS12X datasheet, the XGATE peripheral offloads CAN ISR handling from the main CPU, enabling deterministic response for safety-relevant BCM functions.
Recomendado
Automotive Gateway / Central Network Node
The S912XEG384J3VAGR is ideal for automotive central gateway modules because it integrates up to 8 CAN 2.0 A/B controllers, allowing simultaneous connection to powertrain, body, and chassis CAN buses with hardware filtering. The 50 MHz S12X core plus XGATE handles CAN-to-CAN message translation, and 384KB Flash accommodates protocol stacks (UDS, OBD-II, J1939) alongside gateway firmware. Per the NXP HCS12X datasheet, the XGATE can service incoming CAN traffic with predictable latency, freeing the CPU for routing logic. The 144-LQFP package exposes enough pins for multiple CAN transceivers and diagnostic interfaces.
Recomendado
Industrial CAN-Enabled Motor Drive Controller
The S912XEG384J3VAGR suits industrial CAN-bus motor drives because its HCS12X core with XGATE provides deterministic PWM generation and CAN-based command reception for servo, BLDC, and stepper drives. The device's 8-channel 10-bit ADC samples motor current and voltage feedback, while 384KB Flash stores field-oriented-control firmware. Per the NXP S12XE peripheral guide, the PWM module supports center-aligned and complementary outputs needed for 3-phase inverter switching. The -40C to +105C temperature range covers factory-floor environments.
Recomendado
Vehicle Instrument Cluster Controller
The S912XEG384J3VAGR supports automotive instrument cluster designs that drive LCD/segment displays from CAN and LIN bus data. Its 50 MHz S12X core renders stepper/multi-gauge animations while the XGATE handles background CAN frame decoding and watchdog refreshes. The 32KB RAM buffers gauge state without host intervention, and 384KB Flash stores cluster graphics libraries and configuration. Per the NXP HCS12X datasheet, multiple PWM channels can drive analog gauges directly. The 144-LQFP package provides ample GPIOs for backlight drivers and telltale LEDs.
Recomendado
Heavy-Duty Truck / Off-Road Vehicle ECU
The S912XEG384J3VAGR is well-matched to heavy-truck and off-road ECUs because the -40C to +105C industrial/automotive temperature grade withstands vibration, dust, and thermal extremes. J1939 protocol stacks fit within 384KB Flash, and the multi-CAN architecture supports multiple truck trailers plus body-controller buses. The XGATE co-processor handles time-critical J1939 messaging and diagnostics; the 32KB RAM buffers larger telematics frames. Per the NXP HCS12X datasheet, the BDM (Background Debug Mode) allows in-field firmware updates for serviceability.
Recomendado
Energy Storage / Battery Management Aggregator
The S912XEG384J3VAGR can serve as a battery-bank CAN aggregator because it supports up to 8 CAN buses for stacking battery modules and an uplink to the inverter/PCS. The XGATE handles cell-balancing commands and status polling, while 384KB Flash stores BMS state machines and SOC algorithms. The 144-LQFP package accommodates BDM debug headers for in-service firmware updates, and the 32KB RAM caches telemetry before uplink bursts. Per the NXP HCS12X datasheet, the 8-channel 10-bit ADC measures pack voltage and temperature inputs.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para S912XEG384J3VAGR — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | S912XEQ384J3VAGR | S912XES384J3VAL | S912XEG384J2CAL | S912XEG384AVAGR | MCF51JE256CMB |
|---|---|---|---|---|---|---|
| Package | 144-LQFP (20x20 mm) | 144-LQFP (20x20 mm) - same | 144-LQFP (20x20 mm) - same | 144-LQFP (20x20 mm) - same | 144-LQFP (20x20 mm) - same | 144-LQFP family variant |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | HCS12X 16-bit | HCS12X 16-bit | HCS12X 16-bit | HCS12X 16-bit | HCS12X 16-bit | ColdFire V1 |
| CPU Frequency | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz | Up to 50 MHz |
| Flash | 384 KB | 384 KB | 384 KB | 384 KB | 384 KB | 256 KB |
| RAM | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| XGATE Co-processor | Yes | No | Yes | Yes | Yes | No |
| CAN Controllers | Up to 8 | Up to 8 | Up to 8 | Up to 8 | Up to 8 | 1 typical |
| 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 +105 C | -40 C to +85 C |
Principais diferenciais
- Integrated XGATE co-processor (vs S912XEQ384J3VAGR)
- Higher CAN channel count (vs MCF51JE256CMB)
- Larger Flash in same footprint (vs S912XEG128W1MAAR)
Notas de projeto
The S912XEG384J3VAGR requires a stable 5V supply on VDD pins (multiple pins must be decoupled). Place 100 nF X7R ceramic capacitors close to each VDD/VSS pair, plus a bulk 10 uF aluminum-polymer capacitor near the regulator output. The internal 3.3V regulator (VDDR) supplies the I/O ring and PLL; external loading of VDDR beyond the datasheet limit will cause dropped clock conditions. Source: NXP HCS12X datasheet power-supply section.
The 144-LQFP 0.5mm pitch package requires fine-pitch PCB capability. Use NSMD (non-solder mask defined) pads with 4-mil trace-and-space capability, microvia-in-pad or tented vias for ground stitching, and balanced copper pours under the package body. Place the crystal (XTAL/EXTAL) within 200 mil of the MCU pins; long oscillator traces cause EMI and frequency shift. Estimate: assume a 4-layer FR4 stackup with continuous ground plane and 0.5 oz copper for this design.
Three pitfalls to avoid: (1) configuring the XGATE without enabling the XGATE clock; (2) leaving the TEST pin floating - tie to VSS via 10 kohm; (3) writing Flash past the 384KB boundary - causes bus errors. Always set the Flash security byte per NXP application note AN2720 before production release. Source: NXP HCS12X application notes.
Informações de conformidade
RoHS and lead-free compliant per NXP part marking. Industrial/automotive temperature grade. AEC-Q100 qualification status not explicitly stated in retrieved web data; consult NXP directly for automotive PPAP documentation.