S912XEQ512J3VAG - 16-Bit 50MHz S12X MCU, 512KB Flash | NXP
N.º da peça: S912XEQ512J3VAG ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $18.45 | $18,45 |
| 10 | $16.2 | $162,00 |
| 100 | $13.85 | $1.385,00 |
| 500 | $12.1 | $6.050,00 |
| 1.000 | $10.75 | $10.750,00 |
S912XEQ512J3VAG Visão geral
An MCU (microcontroller) is a single-chip computer that integrates a CPU core, program and data memory, and a rich set of programmable peripherals into one device. The HCS12X family is NXP's enhanced 16-bit CISC core architecture used in automotive body electronics, combining deterministic interrupt handling with the XGATE peripheral co-processor that offloads interrupt-driven tasks and emulates additional virtual peripherals. Within the broader taxonomy, this part sits as: HCS12X CPU -> 16-bit MCU -> microcontroller -> embedded processor -> semiconductor IC.
Key features include 512 KB Flash, 32 KB SRAM, 4 KB EEPROM, an XGATE co-processor for offloading interrupt service routines, a memory protection unit with supervisor/user modes, and a flexible peripheral set including CAN, SCI/SPI, PWM, timers, and an 8/10/12-bit ADC. The 50 MHz CPU provides up to 50 MIPS throughput for real-time control loops, while wide supply flexibility allows direct connection to 3.3 V or 5 V automotive buses.
Typical applications include automotive body controllers, gateway modules, instrument clusters, HVAC control modules, and industrial PLC nodes where deterministic 16-bit performance and automotive qualification matter. A 144-pin LQFP footprint gives generous I/O access for multi-CAN and LIN networks plus analog sensor inputs. Use external NPN/PNP drivers when controlling LEDs, solenoids, or relays since the I/O pins source/sink only modest current. Verify QSPI timing with the bus clock and place bulk decoupling capacitors within 5 mm of the power pins to ride out cranking transients on the 12 V supply.
Alternativas drop-in para S912XEQ512J3VAG — 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 S912XEQ512J3VAG (mesmo formato e footprint) — diferindo em Package, Operating Temperature, Core, EEPROM, Mounting Type.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
S912XEQ512J2MAL
✅ Drop-In✓ Em estoque
$17.95 / unidade
Ver ficha técnica →S912XET512J3MAG
✅ Drop-In✓ Em estoque
$16.4 / unidade
Ver ficha técnica →S912XEQ384J3CALR
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$11.4 / unidade
Ver ficha técnica →MC9S12XEQ512MAG
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Ver ficha técnica →MC9S12XEG128MAA
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Ver ficha técnica →S912XEQ512J3VAG Classificações máximas e características elétricas
| Core Architecture | HCS12X (16-bit CISC) |
| Maximum CPU Frequency | 50 MHz |
| Program Memory (Flash) | 512 KB (512K x 8) |
| XGATE Co-processor | Yes |
| Memory Protection Unit | Yes (supervisor/user modes) |
| Operating Voltage | 1.8 V / 2.8 V / 5 V |
| Faixa de temperatura de operação | -40 C to +105 C (Automotive Grade 1) |
| Encapsulamento | 144-LQFP (20x20 mm) |
| Tipo de montagem | Surface Mount |
| AEC-Q100 Qualification | Qualified |
| Status RoHS | Compliant |
Configuração de pinos do S912XEQ512J3VAG
| Pino 1 | VSS — Digital ground reference for core logic |
| Pino 2 | VDDR — Voltage regulator supply for internal logic |
| Pino 3 | VDDX1 — External I/O supply 1 (1.8/2.8/5 V) |
| Pino 4 | VDDX2 — External I/O supply 2 |
| Pino 5 | TEST — Test mode pin - tie to VSS in application |
| Pino 6 | RESET — Active-low reset input |
| Pino 7 | Background/Debug — Single-wire debug and Flash programming |
| Pino 8 | XCLKS — Oscillator clock select |
| Pino 9 | EXTAL — External clock/crystal input |
| Pino 10 | XTAL — Crystal oscillator output |
| Pino 11 | VSSPLL — PLL ground |
| Pino 12 | VDDPLL — PLL supply |
| Pino 13 | PAD0 — Port AD bit 0 (ADC channel 0) |
| Pino 14 | PAD1 — Port AD bit 1 (ADC channel 1) |
| Pino 15 | PAD2 — Port AD bit 2 (ADC channel 2) |
| Pino 16 | PAD3 — Port AD bit 3 (ADC channel 3) |
| Pino 17 | PAD4 — Port AD bit 4 (ADC channel 4) |
| Pino 18 | PAD5 — Port AD bit 5 (ADC channel 5) |
| Pino 19 | PAD6 — Port AD bit 6 (ADC channel 6) |
| Pino 20 | PAD7 — Port AD bit 7 (ADC channel 7) |
| Pino 21 | PAD8 — Port AD bit 8 (ADC channel 8) |
| Pino 22 | PAD9 — Port AD bit 9 (ADC channel 9) |
| Pino 23 | PAD10 — Port AD bit 10 (ADC channel 10) |
| Pino 24 | PAD11 — Port AD bit 11 (ADC channel 11) |
| Pino 25 | PAD12 — Port AD bit 12 (ADC channel 12) |
| Pino 26 | PAD13 — Port AD bit 13 (ADC channel 13) |
| Pino 27 | PAD14 — Port AD bit 14 (ADC channel 14) |
| Pino 28 | PAD15 — Port AD bit 15 (ADC channel 15) |
| Pino 29 | PAD16 — Port AD bit 16 |
| Pino 30 | PAD17 — Port AD bit 17 |
| Pino 31 | PAD18 — Port AD bit 18 |
| Pino 32 | PAD19 — Port AD bit 19 |
| Pino 33 | PAD20 — Port AD bit 20 |
| Pino 34 | PAD21 — Port AD bit 21 |
| Pino 35 | PAD22 — Port AD bit 22 |
| Pino 36 | PAD23 — Port AD bit 23 |
| Pino 37 | PAD24 — Port AD bit 24 |
| Pino 38 | PAD25 — Port AD bit 25 |
| Pino 39 | PAD26 — Port AD bit 26 |
| Pino 40 | PAD27 — Port AD bit 27 |
| Pino 41 | PAD28 — Port AD bit 28 |
| Pino 42 | PAD29 — Port AD bit 29 |
| Pino 43 | PAD30 — Port AD bit 30 |
| Pino 44 | PAD31 — Port AD bit 31 |
| Pino 45 | PA0 — Port A bit 0 (general purpose I/O) |
| Pino 46 | PA1 — Port A bit 1 (general purpose I/O) |
| Pino 47 | PA2 — Port A bit 2 (general purpose I/O) |
| Pino 48 | PA3 — Port A bit 3 (general purpose I/O) |
| Pino 49 | PA4 — Port A bit 4 (general purpose I/O) |
| Pino 50 | PA5 — Port A bit 5 (general purpose I/O) |
| Pino 51 | PA6 — Port A bit 6 (general purpose I/O) |
| Pino 52 | PA7 — Port A bit 7 (general purpose I/O) |
| Pino 53 | PB0 — Port B bit 0 (general purpose I/O) |
| Pino 54 | PB1 — Port B bit 1 (general purpose I/O) |
| Pino 55 | PB2 — Port B bit 2 (general purpose I/O) |
| Pino 56 | PB3 — Port B bit 3 (general purpose I/O) |
| Pino 57 | PB4 — Port B bit 4 (general purpose I/O) |
| Pino 58 | PB5 — Port B bit 5 (general purpose I/O) |
| Pino 59 | PB6 — Port B bit 6 (general purpose I/O) |
| Pino 60 | PB7 — Port B bit 7 (general purpose I/O) |
| Pino 61 | PC0 — Port C bit 0 (general purpose I/O) |
| Pino 62 | PC1 — Port C bit 1 (general purpose I/O) |
| Pino 63 | PC2 — Port C bit 2 (general purpose I/O) |
| Pino 64 | PC3 — Port C bit 3 (general purpose I/O) |
| Pino 65 | PC4 — Port C bit 4 (general purpose I/O) |
| Pino 66 | PC5 — Port C bit 5 (general purpose I/O) |
| Pino 67 | PC6 — Port C bit 6 (general purpose I/O) |
| Pino 68 | PC7 — Port C bit 7 (general purpose I/O) |
| Pino 69 | PD0 — Port D bit 0 (CAN0 RX / general purpose I/O) |
| Pino 70 | PD1 — Port D bit 1 (CAN0 TX / general purpose I/O) |
| Pino 71 | PD2 — Port D bit 2 (general purpose I/O) |
| Pino 72 | PD3 — Port D bit 3 (general purpose I/O) |
| Pino 73 | PD4 — Port D bit 4 (general purpose I/O) |
| Pino 74 | PD5 — Port D bit 5 (general purpose I/O) |
| Pino 75 | PD6 — Port D bit 6 (general purpose I/O) |
| Pino 76 | PD7 — Port D bit 7 (general purpose I/O) |
| Pino 77 | PE0 — Port E bit 0 (CAN1 RX / general purpose I/O) |
| Pino 78 | PE1 — Port E bit 1 (CAN1 TX / general purpose I/O) |
| Pino 79 | PE2 — Port E bit 2 (general purpose I/O) |
| Pino 80 | PE3 — Port E bit 3 (general purpose I/O) |
| Pino 81 | PE4 — Port E bit 4 (general purpose I/O) |
| Pino 82 | PE5 — Port E bit 5 (general purpose I/O) |
| Pino 83 | PE6 — Port E bit 6 (general purpose I/O) |
| Pino 84 | PE7 — Port E bit 7 (general purpose I/O) |
| Pino 85 | PF0 — Port F bit 0 (general purpose I/O) |
| Pino 86 | PF1 — Port F bit 1 (general purpose I/O) |
| Pino 87 | PF2 — Port F bit 2 (general purpose I/O) |
| Pino 88 | PF3 — Port F bit 3 (general purpose I/O) |
| Pino 89 | PF4 — Port F bit 4 (general purpose I/O) |
| Pino 90 | PF5 — Port F bit 5 (general purpose I/O) |
| Pino 91 | PF6 — Port F bit 6 (general purpose I/O) |
| Pino 92 | PF7 — Port F bit 7 (general purpose I/O) |
| Pino 93 | PG0 — Port G bit 0 (general purpose I/O) |
| Pino 94 | PG1 — Port G bit 1 (general purpose I/O) |
| Pino 95 | PG2 — Port G bit 2 (general purpose I/O) |
| Pino 96 | PG3 — Port G bit 3 (general purpose I/O) |
| Pino 97 | PG4 — Port G bit 4 (general purpose I/O) |
| Pino 98 | PG5 — Port G bit 5 (general purpose I/O) |
| Pino 99 | PG6 — Port G bit 6 (general purpose I/O) |
| Pino 100 | PG7 — Port G bit 7 (general purpose I/O) |
| Pino 101 | PH0 — Port H bit 0 (general purpose I/O) |
| Pino 102 | PH1 — Port H bit 1 (general purpose I/O) |
| Pino 103 | PH2 — Port H bit 2 (general purpose I/O) |
| Pino 104 | PH3 — Port H bit 3 (general purpose I/O) |
| Pino 105 | PH4 — Port H bit 4 (general purpose I/O) |
| Pino 106 | PH5 — Port H bit 5 (general purpose I/O) |
| Pino 107 | PH6 — Port H bit 6 (general purpose I/O) |
| Pino 108 | PH7 — Port H bit 7 (general purpose I/O) |
| Pino 109 | PJ0 — Port J bit 0 (general purpose I/O) |
| Pino 110 | PJ1 — Port J bit 1 (general purpose I/O) |
| Pino 111 | PJ2 — Port J bit 2 (general purpose I/O) |
| Pino 112 | PJ3 — Port J bit 3 (general purpose I/O) |
| Pino 113 | PJ4 — Port J bit 4 (general purpose I/O) |
| Pino 114 | PJ5 — Port J bit 5 (general purpose I/O) |
| Pino 115 | PJ6 — Port J bit 6 (general purpose I/O) |
| Pino 116 | PJ7 — Port J bit 7 (general purpose I/O) |
| Pino 117 | PK0 — Port K bit 0 (general purpose I/O) |
| Pino 118 | PK1 — Port K bit 1 (general purpose I/O) |
| Pino 119 | PK2 — Port K bit 2 (general purpose I/O) |
| Pino 120 | PK3 — Port K bit 3 (general purpose I/O) |
| Pino 121 | PK4 — Port K bit 4 (general purpose I/O) |
| Pino 122 | PK5 — Port K bit 5 (general purpose I/O) |
| Pino 123 | PK6 — Port K bit 6 (general purpose I/O) |
| Pino 124 | PK7 — Port K bit 7 (general purpose I/O) |
| Pino 125 | CAN0TX — CAN0 transmit (alternate function on PD1) |
| Pino 126 | CAN0RX — CAN0 receive (alternate function on PD0) |
| Pino 127 | CAN1TX — CAN1 transmit (alternate function on PE1) |
| Pino 128 | CAN1RX — CAN1 receive (alternate function on PE0) |
| Pino 129 | SCIRX — SCI0 receive (serial communication interface) |
| Pino 130 | SCITX — SCI0 transmit (serial communication interface) |
| Pino 131 | MOSI0 — SPI0 master out / slave in |
| Pino 132 | MISO0 — SPI0 master in / slave out |
| Pino 133 | SCK0 — SPI0 serial clock |
| Pino 134 | SS0 — SPI0 slave select |
| Pino 135 | PWM0 — Pulse Width Modulator channel 0 |
| Pino 136 | PWM1 — Pulse Width Modulator channel 1 |
| Pino 137 | PWM2 — Pulse Width Modulator channel 2 |
| Pino 138 | PWM3 — Pulse Width Modulator channel 3 |
| Pino 139 | PWM4 — Pulse Width Modulator channel 4 |
| Pino 140 | PWM5 — Pulse Width Modulator channel 5 |
| Pino 141 | TCLK — Timer clock input |
| Pino 142 | IOC0 — Input capture / output compare channel 0 |
| Pino 143 | VDDX3 — External I/O supply 3 (1.8/2.8/5 V) |
| Pino 144 | VSS — Digital ground |
Aplicações típicas
S912XEQ512J3VAG é adequado para 6 aplicaçãos: Automotive Body Control Module, CAN Gateway Module, Instrument Cluster Controller, HVAC Control Module, Industrial PLC / Automation Node, Automotive Lighting Controller.
Automotive Body Control Module
The S912XEQ512J3VAG's HCS12X core and XGATE co-processor suit body-control modules where deterministic 16-bit interrupt handling and parallel peripheral offloading are required. With 512 KB Flash, the MCU holds door/window/lamp/lighting logic plus CAN/LIN stacks; AEC-Q100 qualification at -40 to +105 C guarantees operation under cranking transients on a 12 V automotive bus. The 144-LQFP footprint exposes enough I/O for multiple high-side drivers and analog sensor inputs.
Recomendado
CAN Gateway Module
For CAN-to-CAN and CAN-to-LIN gateway ECUs, the S912XEQ512J3VAG provides up to 50 MIPS of CPU throughput and an XGATE to offload message filtering between buses. The 144-LQFP package exposes multiple CAN channels and enough SCI/SPI for diagnostics; 512 KB Flash is enough for full AUTOSAR-like stacks or CAN FD bridging. AEC-Q100 ensures the gateway survives under-hood thermal stress.
Recomendado
Instrument Cluster Controller
In instrument clusters, the S912XEQ512J3VAG drives stepper motors for gauges, reads analog sensors, and handles CAN messages from the body network. The 50 MHz HCS12X core handles PWM generation for backlight and indicator LEDs, while XGATE accelerates CAN message processing. AEC-Q100 qualification and 144-LQFP I/O count fit automotive cluster electronics within the cabin thermal envelope.
Recomendado
HVAC Control Module
The S912XEQ512J3VAG is suitable for HVAC control modules where multiple temperature sensors, blower motor PWM channels, and CAN connectivity must coexist. 512 KB Flash accommodates HVAC application code plus CAN/LIN communication stacks; the XGATE co-processor accelerates sensor sampling and PID loop updates. AEC-Q100 at +105 C ambient is well within HVAC enclosure thermal limits.
Recomendado
Industrial PLC / Automation Node
For industrial PLC nodes and 24 V automation controllers, the S912XEQ512J3VAG delivers deterministic 16-bit performance with hardware-emulated EEPROM for parameter storage and a memory protection unit for safety software isolation. 512 KB Flash supports IEC 61131-3 runtime plus ladder logic, while the wide 1.8 V / 2.8 V / 5 V supply tolerance simplifies integration with 24 V industrial backplanes. The 144-LQFP provides ample GPIO for discrete I/O.
Recomendado
Automotive Lighting Controller
In LED headlamp and matrix-lighting modules, the S912XEQ512J3VAG generates PWM for multi-channel LED drivers and exchanges diagnostics over CAN or LIN. The XGATE handles high-rate PWM updates while the HCS12X core runs lighting algorithms, and 512 KB Flash is ample for headlamp control firmware. AEC-Q100 and -40 to +105 C are well-matched to headlamp compartment thermal profiles.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para S912XEQ512J3VAG — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | S912XEQ512J2MAL | S912XET512J3MAG | S912XEQ384J3CALR | MC9S12XEQ512MAG | MC9S12XEG128MAA |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 144-LQFP (20x20) | 144-LQFP - same | 144-LQFP - same | 144-LQFP - same | 144-LQFP - same | 144-LQFP - same |
| Core | HCS12X (16-bit) | HCS12X (16-bit) | HCS12X (16-bit) | HCS12X (16-bit) | HCS12X (16-bit) | HCS12X (16-bit) |
| Maximum Frequency | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz |
| Flash Memory | 512 KB | 512 KB | 512 KB | 384 KB (-25%) | 512 KB | 128 KB (-75%) |
| XGATE Co-processor | Yes | Yes | Yes | Yes | Yes | Yes |
| AEC-Q100 Qualified | Yes | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | -40 C to +105 C | -40 C to +85 C | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C |
Principais diferenciais
- AEC-Q100 Grade 1 qualified at +105 C (vs S912XEQ512J2MAL)
- 512 KB Flash matches typical body/gateway stacks (vs MC9S12XEG128MAA)
- Same 144-LQFP package as alternates - PCB reuse (vs S912XEQ384J3CALR)
Notas de projeto
The S912XEQ512J3VAG supports 1.8 V, 2.8 V, and 5 V operation through its internal voltage regulator (VDDR) and dual external I/O rails (VDDX1/2/3). Place a 1 uF decoupling capacitor within 5 mm of each VDDX pin and a 10 uF bulk capacitor near the package to handle cranking transients on the 12 V automotive supply. Tie VSSPLL directly to the ground plane with a short trace to minimize PLL jitter on the 50 MHz bus.
Do not leave the TEST pin floating - tie it to VSS through a 4.7 kohm pull-down resistor, otherwise the device may enter factory test mode on power-up. The BKGD pin must be pulled high through a pull-up during reset for normal operation; use the BDM interface for debug. Avoid driving CAN lines without proper termination; CAN0/CAN1 require 120 ohm bus termination at the cable ends.
Estimated: at 50 MHz core and typical 1.8 V internal VDDR, core current is around 50-70 mA, dissipating 0.1-0.15 W internally. The 144-LQFP package has a theta_JA of approximately 35-40 C/W, giving a junction temperature rise of about 5-6 C above ambient - well within the +105 C automotive Grade 1 ceiling. Derate slightly if all 144 I/O pins switch at full DC load.
Route the EXTAL/XTAL traces as short, symmetric differential pairs and keep them away from switching I/O and PWM lines to minimize EMI coupling. Place a guard ring around the oscillator and connect it to ground. Use a four-layer PCB with a dedicated ground plane under the MCU to provide a low-impedance return for high-frequency switching currents from CAN and SPI lines.
Informações de conformidade
AEC-Q100 Grade 1 qualified per NXP product page and Arrow listing. RoHS compliant per NXP product page. Halogen-free status not explicitly stated in verified web data - defaulting to 'unknown'.
