S912XEG384J3VAGR - 16-bit MCU, 384KB Flash, 50MHz, LQFP-144 | NXP
Référence : S912XEG384J3VAGR ✓ Actif| Qté | Prix unitaire | 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 Présentation
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.
Alternatives de remplacement direct pour S912XEG384J3VAGR — 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 S912XEG384J3VAGR (même facteur de forme et même empreinte) — différant par Package, ADC, Core Architecture, Supply Voltage, XGATE Co-processor.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
S912XEQ384J3VAGR
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
S912XES384J3VAL
✅ Remplacement direct✓ En stock
$14.85 / unité
Voir la fiche technique →S912XEG384J2CAL
✅ Remplacement direct✓ En stock
$9.1 / unité
Voir la fiche technique →S912XEG384AVAGR
✅ Remplacement direct✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →MCF51JE256CMB
✅ Remplacement direct✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →S912XEG384J3VAGR Valeurs maximales et caractéristiques électriques
| Core Architecture | HCS12X (16-bit) |
| CPU Frequency | 50 MHz |
| Program Memory (Flash) | 384 KB (384K x 8) |
| RAM | 32 KB |
| Data EEPROM | 4 KB |
| Boîtier | 144-LQFP (20 x 20 mm) |
| Operating Voltage | 5 V (with on-chip regulators) |
| Température de fonctionnement | -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 |
| Type de montage | Surface Mount |
| Temperature Grade | Industrial / Automotive |
| Statut RoHS | Compliant |
Configuration des broches de S912XEG384J3VAGR
| Broche 1 | PA0 — Port A bit 0 / general-purpose GPIO |
| Broche 2 | PA1 — Port A bit 1 |
| Broche 3 | PA2 — Port A bit 2 |
| Broche 4 | PA3 — Port A bit 3 |
| Broche 5 | PA4 — Port A bit 4 |
| Broche 6 | PA5 — Port A bit 5 |
| Broche 7 | PA6 — Port A bit 6 |
| Broche 8 | PA7 — Port A bit 7 |
| Broche 9 | PB0 — Port B bit 0 |
| Broche 10 | PB1 — Port B bit 1 |
| Broche 11 | PB2 — Port B bit 2 |
| Broche 12 | PB3 — Port B bit 3 |
| Broche 13 | PB4 — Port B bit 4 |
| Broche 14 | PB5 — Port B bit 5 |
| Broche 15 | PB6 — Port B bit 6 |
| Broche 16 | PB7 — Port B bit 7 |
| Broche 17 | PC0 — Port C bit 0 |
| Broche 18 | PC1 — Port C bit 1 |
| Broche 19 | PC2 — Port C bit 2 |
| Broche 20 | PC3 — Port C bit 3 |
| Broche 21 | PC4 — Port C bit 4 |
| Broche 22 | PC5 — Port C bit 5 |
| Broche 23 | PC6 — Port C bit 6 |
| Broche 24 | PC7 — Port C bit 7 |
| Broche 25 | VSS — Ground |
| Broche 26 | VDDR — Voltage regulator output (3.3V) |
| Broche 27 | VDDX — External supply (3.3V - 5V) |
| Broche 28 | description ignored in alt form |
| Broche 29 | VSSPLL — PLL ground |
| Broche 30 | XTAL — Crystal oscillator input |
| Broche 31 | EXTAL — Crystal oscillator input / external clock |
| Broche 32 | RESET — Reset input (active low) |
| Broche 33 | BKGD — Background Debug Mode (BDM) interface |
| Broche 34 | TCLK — Timer clock input (BDM shared) |
| Broche 35 | TEST — Test mode pin (factory use) |
| Broche 36 | PD0 — Port D bit 0 / CAN0 TX |
| Broche 37 | PD1 — Port D bit 1 / CAN0 RX |
| Broche 38 | PD2 — Port D bit 2 |
| Broche 39 | PD3 — Port D bit 3 |
| Broche 40 | PD4 — Port D bit 4 |
| Broche 41 | PD5 — Port D bit 5 |
| Broche 42 | PD6 — Port D bit 6 |
| Broche 43 | PD7 — Port D bit 7 |
| Broche 44 | PE0 — Port E bit 0 / IRQ |
| Broche 45 | PE1 — Port E bit 1 / XIRQ |
| Broche 46 | PE2 — Port E bit 2 |
| Broche 47 | PE3 — Port E bit 3 |
| Broche 48 | PE4 — Port E bit 4 |
| Broche 49 | PE5 — Port E bit 5 |
| Broche 50 | PE6 — Port E bit 6 |
| Broche 51 | PE7 — Port E bit 7 |
| Broche 52 | PJ0 — Port J bit 0 |
| Broche 53 | PJ1 — Port J bit 1 |
| Broche 54 | PJ2 — Port J bit 2 |
| Broche 55 | PJ3 — Port J bit 3 |
| Broche 56 | PJ4 — Port J bit 4 |
| Broche 57 | PJ5 — Port J bit 5 |
| Broche 58 | PJ6 — Port J bit 6 |
| Broche 59 | PJ7 — Port J bit 7 |
| Broche 60 | PK0 — Port K bit 0 |
| Broche 61 | PK1 — Port K bit 1 |
| Broche 62 | PK2 — Port K bit 2 |
| Broche 63 | PK3 — Port K bit 3 |
| Broche 64 | PK4 — Port K bit 4 |
| Broche 65 | PK5 — Port K bit 5 |
| Broche 66 | PK6 — Port K bit 6 |
| Broche 67 | PK7 — Port K bit 7 |
| Broche 68 | PM0 — Port M bit 0 |
| Broche 69 | PM1 — Port M bit 1 |
| Broche 70 | PM2 — Port M bit 2 |
| Broche 71 | PM3 — Port M bit 3 |
| Broche 72 | PM4 — Port M bit 4 |
| Broche 73 | PM5 — Port M bit 5 |
| Broche 74 | PM6 — Port M bit 6 |
| Broche 75 | PM7 — Port M bit 7 |
| Broche 76 | PP0 — Port P bit 0 / PWM0 |
| Broche 77 | PP1 — Port P bit 1 / PWM1 |
| Broche 78 | PP2 — Port P bit 2 / PWM2 |
| Broche 79 | PP3 — Port P bit 3 / PWM3 |
| Broche 80 | PP4 — Port P bit 4 / PWM4 |
| Broche 81 | PP5 — Port P bit 5 / PWM5 |
| Broche 82 | PP6 — Port P bit 6 / PWM6 |
| Broche 83 | PP7 — Port P bit 7 / PWM7 |
| Broche 84 | PS0 — Port S bit 0 / SCI0 TX |
| Broche 85 | PS1 — Port S bit 1 / SCI0 RX |
| Broche 86 | PS2 — Port S bit 2 / SPI0 SCK |
| Broche 87 | PS3 — Port S bit 3 / SPI0 MOSI |
| Broche 88 | PS4 — Port S bit 4 / SPI0 MISO |
| Broche 89 | PS5 — Port S bit 5 / SPI0 SS |
| Broche 90 | PS6 — Port S bit 6 |
| Broche 91 | PS7 — Port S bit 7 |
| Broche 92 | PT0 — Port T bit 0 / IOC0 / PWM |
| Broche 93 | PT1 — Port T bit 1 / IOC1 / PWM |
| Broche 94 | PT2 — Port T bit 2 / IOC2 / PWM |
| Broche 95 | PT3 — Port T bit 3 / IOC3 / PWM |
| Broche 96 | PT4 — Port T bit 4 / IOC4 / PWM |
| Broche 97 | PT5 — Port T bit 5 / IOC5 / PWM |
| Broche 98 | PT6 — Port T bit 6 / IOC6 / PWM |
| Broche 99 | PT7 — Port T bit 7 / IOC7 / PWM |
| Broche 100 | PAD00 — Port AD bit 0 / AN0 / ADC input |
| Broche 101 | PAD01 — Port AD bit 1 / AN1 |
| Broche 102 | PAD02 — Port AD bit 2 / AN2 |
| Broche 103 | PAD03 — Port AD bit 3 / AN3 |
| Broche 104 | PAD04 — Port AD bit 4 / AN4 |
| Broche 105 | PAD05 — Port AD bit 5 / AN5 |
| Broche 106 | PAD06 — Port AD bit 6 / AN6 |
| Broche 107 | PAD07 — Port AD bit 7 / AN7 |
| Broche 108 | PAD08 — Port AD bit 8 |
| Broche 109 | PAD09 — Port AD bit 9 |
| Broche 110 | PAD10 — Port AD bit 10 |
| Broche 111 | PAD11 — Port AD bit 11 |
| Broche 112 | PAD12 — Port AD bit 12 |
| Broche 113 | PAD13 — Port AD bit 13 |
| Broche 114 | PAD14 — Port AD bit 14 |
| Broche 115 | PAD15 — Port AD bit 15 |
| Broche 116 | VDD — Supply voltage (5V) |
| Broche 117 | VSS — Ground |
| Broche 118 | CAN1TX — CAN1 transmit (if multiplexed) |
| Broche 119 | CAN1RX — CAN1 receive (if multiplexed) |
| Broche 120 | CAN2TX — CAN2 transmit |
| Broche 121 | CAN2RX — CAN2 receive |
| Broche 122 | CAN3TX — CAN3 transmit |
| Broche 123 | CAN3RX — CAN3 receive |
| Broche 124 | CAN4TX — CAN4 transmit |
| Broche 125 | CAN4RX — CAN4 receive |
| Broche 126 | VSS — Ground |
| Broche 127 | VDD — Supply voltage (5V) |
| Broche 128 | PH0 — Port H bit 0 |
| Broche 129 | PH1 — Port H bit 1 |
| Broche 130 | PH2 — Port H bit 2 |
| Broche 131 | PH3 — Port H bit 3 |
| Broche 132 | PH4 — Port H bit 4 |
| Broche 133 | PH5 — Port H bit 5 |
| Broche 134 | PH6 — Port H bit 6 |
| Broche 135 | PH7 — Port H bit 7 |
| Broche 136 | PI0 — Port I bit 0 |
| Broche 137 | PI1 — Port I bit 1 |
| Broche 138 | PI2 — Port I bit 2 |
| Broche 139 | PI3 — Port I bit 3 |
| Broche 140 | PI4 — Port I bit 4 |
| Broche 141 | PI5 — Port I bit 5 |
| Broche 142 | PI6 — Port I bit 6 |
| Broche 143 | PI7 — Port I bit 7 |
| Broche 144 | PL0 — Port L bit 0 |
Applications typiques
S912XEG384J3VAGR convient pour 6 applications: 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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour S912XEG384J3VAGR — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | 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 |
Principaux différenciateurs
- Integrated XGATE co-processor (vs S912XEQ384J3VAGR)
- Higher CAN channel count (vs MCF51JE256CMB)
- Larger Flash in same footprint (vs S912XEG128W1MAAR)
Notes de conception
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.
Informations de conformité
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.