S912XEQ512J3CAGR - 16-bit 50MHz 512KB Flash MCU | NXP
N.º da peça: S912XEQ512J3CAGR ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $28.5 | $28,50 |
| 10 | $25.8 | $258,00 |
| 100 | $22.4 | $2.240,00 |
| 500 | $19.95 | $9.975,00 |
| 1.000 | $17.8 | $17.800,00 |
S912XEQ512J3CAGR Visão geral
An MCU (microcontroller unit) is a single-chip computer that integrates a CPU, memory (Flash, RAM, EEPROM), and programmable I/O peripherals on a single die. Within the semiconductor hierarchy, MCUs sit below microprocessors (MPUs) and above simple logic ICs; they are the central processing element of nearly every embedded system. The HCS12X family extends the legacy HC12 architecture with a 16-bit RISC-like instruction set, foreground/background task switching, and a 32-bit address extension, giving the S912XEQ512J3CAGR near-32-bit performance while retaining 16-bit code density. This makes the part well suited to mid-complexity automotive controllers where deterministic interrupt response and CAN/LIN connectivity are mandatory.
Key features of the S912XEQ512J3CAGR include: 50 MHz core frequency, 512 KB Flash, 32 KB RAM, 4 KB EEPROM, four CAN 2.0A/B channels, two SCI (UART) ports, one SPI and one I2C bus, an 8-channel 10-bit ADC, multiple PWM channels, and an Enhanced Capture Timer. The integrated XGATE co-processor offloads interrupt-driven I/O servicing at rates up to 100 MHz, freeing the main CPU for control-loop computation.
Typical applications of the S912XEQ512J3CAGR include automotive body controllers, CAN/LIN gateway nodes, instrument clusters, HVAC control modules, and industrial PLC I/O expanders. Designers choose this part when their firmware is already on the S12X toolchain (CodeWarrior, Cosmic, IAR) or when they need a long-lifecycle automotive-grade MCU with full automotive certification and CAN connectivity without migrating to a 32-bit platform.
Alternativas drop-in para S912XEQ512J3CAGR — 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 S912XEQ512J3CAGR (mesmo formato e footprint) — diferindo em Package, Operating Temperature, EEPROM, Flash Memory, Co-Processor.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
S912XEQ512J3CAG
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
S912XET512J2VAGR
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$1 / unidade
Ver ficha técnica →S912XET256J2VAG
✅ Drop-In✓ Em estoque
Consulte o preço
Ver ficha técnica →S912XET512BMAGR
✅ Drop-In✓ Em estoque
$6.6 / unidade
Ver ficha técnica →MC9S12XEQ384CAG
✅ Drop-In✓ Em estoque
Consulte o preço
Ver ficha técnica →MC9S12XDT512MAA
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
Consulte o preço
Ver ficha técnica →S912XEQ512J3CAGR Classificações máximas e características elétricas
| Core Architecture | HCS12X (16-bit) |
| CPU Family | S12XE |
| Core Frequency | 50 MHz |
| Program Memory (Flash) | 512 KB (512K x 8) |
| RAM | 32 KB |
| EEPROM | 4 KB |
| Faixa de temperatura de operação | -40 C to +85 C (industrial) |
| Encapsulamento | 144-LQFP (20 mm x 20 mm) |
| Tipo de montagem | Surface Mount |
| CAN Controllers | 4 x CAN 2.0A/B (msCAN) |
| SCI / UART | 2 |
| SPI | 1 |
| I2C | 1 |
| ADC | 8-channel, 10-bit |
| Co-Processor | XGATE (RISC, up to 100 MHz) |
| Status RoHS | Compliant |
Configuração de pinos do S912XEQ512J3CAGR
| Pino 1 | PP0 — General-purpose I/O / PWM channel 0 |
| Pino 2 | PP1 — General-purpose I/O / PWM channel 1 |
| Pino 3 | PP2 — General-purpose I/O / PWM channel 2 |
| Pino 4 | PP3 — General-purpose I/O / PWM channel 3 |
| Pino 5 | PP4 — General-purpose I/O / PWM channel 4 |
| Pino 6 | PP5 — General-purpose I/O / PWM channel 5 |
| Pino 7 | PP6 — General-purpose I/O / PWM channel 6 |
| Pino 8 | PP7 — General-purpose I/O / PWM channel 7 |
| Pino 9 | PA0 — Address/data bus bit 0 |
| Pino 10 | PA1 — Address/data bus bit 1 |
| Pino 11 | PA2 — Address/data bus bit 2 |
| Pino 12 | PA3 — Address/data bus bit 3 |
| Pino 13 | VDDR — External voltage regulator power supply |
| Pino 14 | VDD — Digital supply voltage (5V or 3.3V) |
| Pino 15 | VSS1 — Ground reference 1 |
| Pino 16 | PA4 — Address/data bus bit 4 |
| Pino 17 | PA5 — Address/data bus bit 5 |
| Pino 18 | PA6 — Address/data bus bit 6 |
| Pino 19 | PA7 — Address/data bus bit 7 |
| Pino 20 | PB0 — GPIO port B bit 0 |
| Pino 21 | PB1 — GPIO port B bit 1 |
| Pino 22 | PB2 — GPIO port B bit 2 |
| Pino 23 | PB3 — GPIO port B bit 3 |
| Pino 24 | PB4 — GPIO port B bit 4 |
| Pino 25 | PB5 — GPIO port B bit 5 |
| Pino 26 | PB6 — GPIO port B bit 6 |
| Pino 27 | PB7 — GPIO port B bit 7 |
| Pino 28 | PC0 — GPIO port C / CAN0 TX |
| Pino 29 | PC1 — GPIO port C / CAN0 RX |
| Pino 30 | VSS2 — Ground reference 2 |
| Pino 31 | PC2 — GPIO port C / CAN1 TX |
| Pino 32 | PC3 — GPIO port C / CAN1 RX |
| Pino 33 | PC4 — GPIO port C / CAN2 TX |
| Pino 34 | PC5 — GPIO port C / CAN2 RX |
| Pino 35 | PC6 — GPIO port C / CAN3 TX |
| Pino 36 | PC7 — GPIO port C / CAN3 RX |
| Pino 37 | VDDX — I/O supply voltage (3.3V - 5V) |
| Pino 38 | XOSC1 — Crystal oscillator input |
| Pino 39 | XOSC2 — Crystal oscillator output |
| Pino 40 | VDDPLL — PLL supply voltage (filtered) |
| Pino 41 | VSSPLL — PLL ground |
| Pino 42 | TEST — Test mode entry (tie to VSS) |
| Pino 43 | RESET — Active-low reset input |
| Pino 44 | BKGD — Background Debug Mode pin (BDM) |
| Pino 45 | PE0 — GPIO port E / IRQ |
| Pino 46 | PE1 — GPIO port E / XIRQ |
| Pino 47 | PE2 — GPIO port E |
| Pino 48 | PE3 — GPIO port E |
| Pino 49 | PE4 — GPIO port E / SCI0 TX |
| Pino 50 | PE5 — GPIO port E / SCI0 RX |
| Pino 51 | PE6 — GPIO port E / SCI1 TX |
| Pino 52 | PE7 — GPIO port E / SCI1 RX |
| Pino 53 | PJ0 — GPIO port J |
| Pino 54 | PJ1 — GPIO port J |
| Pino 55 | PJ2 — GPIO port J |
| Pino 56 | PJ3 — GPIO port J |
| Pino 57 | PJ4 — GPIO port J |
| Pino 58 | PJ5 — GPIO port J |
| Pino 59 | PJ6 — GPIO port J |
| Pino 60 | PJ7 — GPIO port J |
| Pino 61 | PK0 — GPIO port K / SPI SCK |
| Pino 62 | PK1 — GPIO port K / SPI MOSI |
| Pino 63 | PK2 — GPIO port K / SPI MISO |
| Pino 64 | PK3 — GPIO port K / SPI SS |
| Pino 65 | PK4 — GPIO port K |
| Pino 66 | PK5 — GPIO port K |
| Pino 67 | PK6 — GPIO port K |
| Pino 68 | PK7 — GPIO port K |
| Pino 69 | PL0 — GPIO port L |
| Pino 70 | PL1 — GPIO port L |
| Pino 71 | PL2 — GPIO port L |
| Pino 72 | PL3 — GPIO port L |
| Pino 73 | PL4 — GPIO port L |
| Pino 74 | PL5 — GPIO port L |
| Pino 75 | PL6 — GPIO port L |
| Pino 76 | PL7 — GPIO port L |
| Pino 77 | PM0 — GPIO port M / ADC channel 0 |
| Pino 78 | PM1 — GPIO port M / ADC channel 1 |
| Pino 79 | PM2 — GPIO port M / ADC channel 2 |
| Pino 80 | PM3 — GPIO port M / ADC channel 3 |
| Pino 81 | PM4 — GPIO port M / ADC channel 4 |
| Pino 82 | PM5 — GPIO port M / ADC channel 5 |
| Pino 83 | PM6 — GPIO port M / ADC channel 6 |
| Pino 84 | PM7 — GPIO port M / ADC channel 7 |
| Pino 85 | PN0 — GPIO port N |
| Pino 86 | PN1 — GPIO port N |
| Pino 87 | PN2 — GPIO port N |
| Pino 88 | PN3 — GPIO port N |
| Pino 89 | PN4 — GPIO port N |
| Pino 90 | PN5 — GPIO port N |
| Pino 91 | PN6 — GPIO port N |
| Pino 92 | PN7 — GPIO port N |
| Pino 93 | PS0 — GPIO port S |
| Pino 94 | PS1 — GPIO port S |
| Pino 95 | PS2 — GPIO port S |
| Pino 96 | PS3 — GPIO port S |
| Pino 97 | PS4 — GPIO port S |
| Pino 98 | PS5 — GPIO port S |
| Pino 99 | PS6 — GPIO port S |
| Pino 100 | PS7 — GPIO port S |
| Pino 101 | PT0 — GPIO port T |
| Pino 102 | PT1 — GPIO port T |
| Pino 103 | PT2 — GPIO port T |
| Pino 104 | PT3 — GPIO port T |
| Pino 105 | PT4 — GPIO port T |
| Pino 106 | PT5 — GPIO port T |
| Pino 107 | PT6 — GPIO port T |
| Pino 108 | PT7 — GPIO port T |
| Pino 109 | PAD0 — External address/data bus bit 0 |
| Pino 110 | PAD1 — External address/data bus bit 1 |
| Pino 111 | PAD2 — External address/data bus bit 2 |
| Pino 112 | PAD3 — External address/data bus bit 3 |
| Pino 113 | PAD4 — External address/data bus bit 4 |
| Pino 114 | PAD5 — External address/data bus bit 5 |
| Pino 115 | PAD6 — External address/data bus bit 6 |
| Pino 116 | PAD7 — External address/data bus bit 7 |
| Pino 117 | PAD8 — External address/data bus bit 8 |
| Pino 118 | PAD9 — External address/data bus bit 9 |
| Pino 119 | PAD10 — External address/data bus bit 10 |
| Pino 120 | PAD11 — External address/data bus bit 11 |
| Pino 121 | PAD12 — External address/data bus bit 12 |
| Pino 122 | PAD13 — External address/data bus bit 13 |
| Pino 123 | PAD14 — External address/data bus bit 14 |
| Pino 124 | PAD15 — External address/data bus bit 15 |
| Pino 125 | PAD16 — External address/data bus bit 16 |
| Pino 126 | PAD17 — External address/data bus bit 17 |
| Pino 127 | PAD18 — External address/data bus bit 18 |
| Pino 128 | PAD19 — External address/data bus bit 19 |
| Pino 129 | PAD20 — External address/data bus bit 20 |
| Pino 130 | PAD21 — External address/data bus bit 21 |
| Pino 131 | PAD22 — External address/data bus bit 22 |
| Pino 132 | PAD23 — External address/data bus bit 23 |
| Pino 133 | ADDR0 — External address bus bit 0 |
| Pino 134 | ADDR1 — External address bus bit 1 |
| Pino 135 | ADDR2 — External address bus bit 2 |
| Pino 136 | VSS3 — Ground reference 3 |
| Pino 137 | VDD1 — Digital supply voltage 1 |
| Pino 138 | ADDR3 — External address bus bit 3 |
| Pino 139 | ADDR4 — External address bus bit 4 |
| Pino 140 | ADDR5 — External address bus bit 5 |
| Pino 141 | ADDR6 — External address bus bit 6 |
| Pino 142 | ADDR7 — External address bus bit 7 |
| Pino 143 | RE — External read enable |
| Pino 144 | WE — External write enable |
Aplicações típicas
S912XEQ512J3CAGR é adequado para 6 aplicaçãos: Automotive Body Control Module, Industrial CAN Gateway, HVAC Climate Control Module, Instrument Cluster Controller, LIN/J2602 Node Controller, Motor Control BLDC/PMSM Driver.
Automotive Body Control Module
The S912XEQ512J3CAGR fits automotive body-control modules (BCMs) thanks to its four msCAN 2.0A/B channels handling 1 Mbps bus traffic, 50 MHz HCS12X core providing deterministic CAN ISR response under 10 microseconds, and 512 KB Flash for door/seat/lamp/mirror logic plus network management. The XGATE co-processor at 100 MHz offloads CAN message filtering from the CPU, leaving headroom for periodic body functions. With 32 KB RAM for CAN mailboxes and 4 KB EEPROM for fault logging, the part supports OSEK/Autosar-style runnables without external memory. Compared with a 32-bit Cortex-M3 BCM, this NXP part offers a longer automotive track record on the S12 toolchain and lower interrupt jitter in time-critical BCM windows.
Recomendado
Industrial CAN Gateway
The S912XEQ512J3CAGR serves as a CAN-to-CAN or CAN-to-UART gateway in industrial networks, leveraging four msCAN controllers to bridge multiple buses simultaneously while the 50 MHz CPU runs gateway routing tables and protocol conversion. 512 KB Flash fits full CANopen or DeviceNet stack plus a web-based diagnostic front-end, while 32 KB RAM buffers gateway traffic bursts. The 4 msCAN controllers with 32 mailboxes each handle >1000 messages per second aggregate load, and the XGATE co-processor executes real-time filtering without CPU intervention. Industrial-grade temperature rating (-40 C to +85 C) suits factory-floor enclosures.
Recomendado
HVAC Climate Control Module
For HVAC climate-control modules, the S912XEQ512J3CAGR provides the analog and PWM peripherals needed: an 8-channel 10-bit ADC reads temperature sensors and potentiometers, while the Enhanced Capture Timer module drives PWM outputs to blower motors and blend-door actuators at frequencies above 20 kHz for silent operation. The 50 MHz core executes PID loops for cabin-temperature regulation within 100 ms response, fitting 512 KB Flash comfortably with full HVAC state machine plus CAN diagnostics. The XGATE co-processor accelerates ADC scan-to-PWM-update paths, while automotive-temp-grade siblings serve cabin modules under sun-load conditions.
Recomendado
Instrument Cluster Controller
The S912XEQ512J3CAGR drives mid-tier instrument clusters with CAN message decoding from vehicle network, stepper motor control for analog gauges, and LCD segment driving. The HCS12X core runs gauge-smoothing and warning-logic algorithms with deterministic 10 ms loop cycles, while four msCAN channels receive powertrain, body, and chassis CAN buses concurrently. 512 KB Flash stores full cluster graphics tables, DTC database, and CAN signal databases. The 32 KB RAM holds CAN frame buffers and a backbuffer for cluster animations, while 4 KB EEPROM logs mileage and trip data with 100k write-cycle endurance per datasheet.
Recomendado
LIN/J2602 Node Controller
The S912XEQ512J3CAGR can act as a LIN (Local Interconnect Network) master or slave node controller in body and door-zone applications. Although the S12XE core lacks a dedicated LIN hardware block, the SCI (UART) ports plus the XGATE co-processor implement LIN 1.3/2.0/2.1 frame scheduling at full bus speed with deterministic sync-break handling. With 512 KB Flash, a single S12XE MCU can host a LIN network manager alongside multiple slave tasks, while its four msCAN channels simultaneously bridge LIN subnets to the vehicle CAN backbone - ideal for window-lift, mirror-adjust, and seat-controller modules.
Recomendado
Motor Control BLDC/PMSM Driver
For sensorless brushless DC or PMSM motor control up to about 1 kW, the S912XEQ512J3CAGR's Enhanced Capture Timer provides 6 PWM channels with complementary outputs and programmable dead-time insertion at 50 MHz resolution (20 ns steps), while the 8-channel 10-bit ADC samples back-EMF and current sense at 10 kHz rates. The XGATE co-processor executes the commutation state machine with deterministic latency under 1 microsecond, freeing the HCS12X CPU for the FOC (field-oriented control) loop. 512 KB Flash holds full FOC firmware including PI controllers and startup ramp; 32 KB RAM buffers ADC samples. The 144-LQFP package's 20 mm thermal pad supports moderate motor drive currents with a copper heatsink.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para S912XEQ512J3CAGR — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | S912XEQ512J3CAG | S912XET512J2VAGR | S912XET256J2VAG | S912XET512BMAGR | MC9S12XEQ384CAG | MC9S12XDT512MAA |
|---|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| 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 - same | 144-LQFP - same |
| Flash Memory | 512 KB | 512 KB | 512 KB | 256 KB (-50%) | 512 KB | 384 KB (-25%) | 512 KB |
| RAM | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB | 24 KB | 32 KB |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C | -40 C to +125 C (AEC-Q100) | -40 C to +125 C (AEC-Q100) | -40 C to +125 C (AEC-Q100) | -40 C to +85 C | -40 C to +125 C (AEC-Q100) |
| Core Frequency | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 40 MHz |
| CAN Controllers | 4 x msCAN | 4 x msCAN | 4 x msCAN | 4 x msCAN | 4 x msCAN | 3 x msCAN (-25%) | 3 x msCAN (-25%) |
| XGATE Co-Processor | Yes (100 MHz) | Yes | Yes | Yes | Yes | Yes | No (older S12XD) |
Principais diferenciais
- Higher flash memory at industrial price point (vs MC9S12XEQ384CAG)
- Industrial temperature variant instead of automotive grade (vs S912XET512J2VAGR)
- XGATE co-processor for deterministic interrupt handling (vs MC9S12XDT512MAA)
Notas de projeto
Decouple VDDR (pin 13), VDD (pin 14), VDDX (pin 37), and VDDPLL (pin 40) with separate 100 nF X7R ceramic capacitors placed within 5 mm of each pin. Per NXP S12XE hardware design guide, the VDDPLL supply must be additionally filtered with a ferrite bead or 10 ohm resistor plus 4.7 uF bulk capacitor to minimize PLL jitter. A common pitfall is to use a single global decoupling capacitor, which causes spurious reset events and high EMC emissions on CAN bus traffic at 1 Mbps.
Route the four CAN differential pairs (CAN0..CAN3) with 100 ohm differential impedance and length-matched within 5 mm; keep total trace length under 50 mm to avoid reflections at 1 Mbps. The XOSC1/XOSC2 crystal traces must be short and guarded by GND, with no digital signals crossing beneath. Place the BDM header (pin 44 BKGD + pin 43 RESET) on a 2x5 0.1 inch dual-row header for production programming access per NXP's S12XE development board reference layout.
Estimated: At 50 MHz with all four CAN controllers active, typical core power dissipation is 200 mW. The 144-LQFP package exhibits theta-JA of approximately 35 C/W on a 4-layer 100x100 mm PCB with 2 oz copper. For an ambient of 70 C, junction rise is ~+12 C, well within the 150 C absolute maximum. If using an extended-temperature-grade variant in a sealed enclosure with no airflow, add copper pours on top layer tied to GND to drop theta-JA below 25 C/W.
Informações de conformidade
RoHS compliant per DigiKey listing. Industrial-grade -40 C to +85 C only; not AEC-Q100 qualified. Choose T-suffix variant (e.g., S912XET512J2VAGR) for AEC-Q100 automotive applications.