S912XDG128F2VAL - 16-bit S12X MCU, 128KB Flash, 112-LQFP | NXP
Référence : S912XDG128F2VAL ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $22.5 | $22,50 |
| 10 | $19.85 | $198,50 |
| 100 | $17.2 | $1 720,00 |
| 500 | $15.65 | $7 825,00 |
| 1 000 | $14.1 | $14 100,00 |
S912XDG128F2VAL Présentation
A microcontroller (MCU) is a single-chip processor that combines a CPU core, program and data memory, and configurable peripherals on one die. The HCS12X family is the 16-bit flagship of NXP's legacy Freescale HCS12 line; it adds an instruction queue, enhanced indexed addressing, and an enhanced instruction set while remaining source-compatible with HCS12 code. The S12X core sits in the automotive microcontroller hierarchy between HCS12 (8-bit-like, 16-bit bus) and the higher-end PowerPC-based MPC5xxx devices.
Key features of the S912XDG128F2VAL include 128KB of Flash, 2KB of EEPROM, 8KB of RAM (per the S12XD family datasheet), an 80 MHz maximum bus frequency, and an automotive-grade temperature rating of -40°C to +105°C. The HCS12X core uses interrupt stacking and a programmer's model identical to HCS12, simplifying migration of legacy S12 code. An integrated XGATE co-processor (typical of the S12XD sub-family) offloads interrupt-driven I/O, improving aggregate throughput.
Typical application areas include automotive body and chassis control, industrial CAN nodes, HVAC controllers, instrument clusters, and sensor-fusion ECUs. The combination of CAN bus, PWM, and an LVD/POR block makes it well-suited to 12V automotive electrical systems. With 91 GPIO and 5V-tolerant I/O, it can directly drive actuator drivers and read analog/digital sensor inputs.
When designing with this part, ensure your toolchain supports the S12X instruction set (CodeWarrior, Cosmic, IAR). Plan for a 112-LQFP footprint with adequate thermal copper for the -40°C to +105°C automotive range. The pin-compatible variants S912XET256 and S912XDT256 in the LQFP-112 footprint enable easy memory upgrades without PCB rework. Source quotes show this part remains active in distributor inventory as of 2026-10-21, though lifecycle status should be re-verified before long-lifecycle automotive programs.
Alternatives de remplacement direct pour S912XDG128F2VAL — 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 S912XDG128F2VAL (même facteur de forme et même empreinte) — différant par Package, Package Code, Core Architecture, Operating Temperature, Pin Count.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
S912XET256F2CALR
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
S912XDT256F1VAA
✅ Remplacement direct✓ En stock
$13.6 / unité
Voir la fiche technique →S912XES384J3VAL
✅ Remplacement direct✓ En stock
$14.85 / unité
Voir la fiche technique →S912XDT384J1MAG
✅ Remplacement direct✓ En stock
$7.45 / unité
Voir la fiche technique →S912XEG384AVAGR
✅ Remplacement direct✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →S912XDP512VPVR2
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
S912XDG128F2VAL Valeurs maximales et caractéristiques électriques
| Manufacturer | NXP Semiconductors |
| Part Number | S912XDG128F2VAL |
| Series | HCS12X S12XD |
| Core Processor | HCS12X |
| Core Size | 16-bit |
| CPU Speed (max) | 80 MHz |
| Program Memory Size | 128 KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 2 KB (2K x 8) |
| Number of I/O | 91 |
| Connectivity | CANbus, I²C, SCI, SPI |
| Peripherals | LVD, POR, PWM, WDT |
| Température de fonctionnement | -40°C to +105°C |
| Boîtier | 112-LQFP (20x20 mm) |
| Type de montage | Surface Mount |
| Qualification | Automotive Qualified |
| Niveau MSL | 3 (168 hours) |
| Statut RoHS | Compliant |
Configuration des broches de S912XDG128F2VAL
| Broche 1 | AN7 — Analog input channel 7 / digital I/O |
| Broche 2 | AN6 — Analog input channel 6 / digital I/O |
| Broche 3 | AN5 — Analog input channel 5 / digital I/O |
| Broche 4 | AN4 — Analog input channel 4 / digital I/O |
| Broche 5 | AN3 — Analog input channel 3 / digital I/O |
| Broche 6 | AN2 — Analog input channel 2 / digital I/O |
| Broche 7 | AN1 — Analog input channel 1 / digital I/O |
| Broche 8 | AN0 — Analog input channel 0 / digital I/O |
| Broche 9 | VRH — ADC reference high voltage |
| Broche 10 | VRL — ADC reference low voltage |
| Broche 11 | VDDA — Analog supply voltage |
| Broche 12 | VSSA — Analog ground |
| Broche 13 | BKGD — Background debug mode pin |
| Broche 14 | RESET — External reset (active low) |
| Broche 15 | TEST — Test mode (must be tied to VSS for normal operation) |
| Broche 16 | XIRQ — Non-maskable interrupt request |
| Broche 17 | IRQ — Maskable interrupt request |
| Broche 18 | MODC — Mode selection (normal mode pulled high) |
| Broche 19 | PAD0 — Port AD bit 0 |
| Broche 20 | PAD1 — Port AD bit 1 |
| Broche 21 | PAD2 — Port AD bit 2 |
| Broche 22 | PAD3 — Port AD bit 3 |
| Broche 23 | PAD4 — Port AD bit 4 |
| Broche 24 | PAD5 — Port AD bit 5 |
| Broche 25 | PAD6 — Port AD bit 6 |
| Broche 26 | PAD7 — Port AD bit 7 |
| Broche 27 | PAD8 — Port AD bit 8 |
| Broche 28 | PAD9 — Port AD bit 9 |
| Broche 29 | PAD10 — Port AD bit 10 |
| Broche 30 | PAD11 — Port AD bit 11 |
| Broche 31 | PAD12 — Port AD bit 12 |
| Broche 32 | PAD13 — Port AD bit 13 |
| Broche 33 | PAD14 — Port AD bit 14 |
| Broche 34 | PAD15 — Port AD bit 15 |
| Broche 35 | VDDR — Voltage regulator power (internal regulator input) |
| Broche 36 | VSS1 — Digital ground 1 |
| Broche 37 | VDD1 — Digital supply 1 (2.5V internal / 3.3V-5V I/O) |
| Broche 38 | PE0 — Port E bit 0 / XGATE IRQ |
| Broche 39 | PE1 — Port E bit 1 / XGATE IRQ |
| Broche 40 | PE2 — Port E bit 2 / XGATE IRQ |
| Broche 41 | PE3 — Port E bit 3 / XGATE IRQ |
| Broche 42 | PE4 — Port E bit 4 / XGATE IRQ |
| Broche 43 | PE5 — Port E bit 5 / XGATE IRQ |
| Broche 44 | PE6 — Port E bit 6 / XGATE IRQ |
| Broche 45 | PE7 — Port E bit 7 / XGATE IRQ |
| Broche 46 | PK0 — Port K bit 0 |
| Broche 47 | PK1 — Port K bit 1 |
| Broche 48 | PK2 — Port K bit 2 |
| Broche 49 | PK3 — Port K bit 3 |
| Broche 50 | PK4 — Port K bit 4 |
| Broche 51 | PK5 — Port K bit 5 |
| Broche 52 | PK6 — Port K bit 6 |
| Broche 53 | PK7 — Port K bit 7 |
| Broche 54 | PJ0 — Port J bit 0 |
| Broche 55 | PJ1 — Port J bit 1 |
| Broche 56 | PJ2 — Port J bit 2 |
| Broche 57 | PJ3 — Port J bit 3 |
| Broche 58 | PJ4 — Port J bit 4 |
| Broche 59 | PJ5 — Port J bit 5 |
| Broche 60 | PJ6 — Port J bit 6 |
| Broche 61 | PJ7 — Port J bit 7 |
| Broche 62 | PM0 — Port M bit 0 |
| Broche 63 | PM1 — Port M bit 1 |
| Broche 64 | PM2 — Port M bit 2 |
| Broche 65 | PM3 — Port M bit 3 |
| Broche 66 | PM4 — Port M bit 4 |
| Broche 67 | PM5 — Port M bit 5 |
| Broche 68 | PM6 — Port M bit 6 |
| Broche 69 | PM7 — Port M bit 7 |
| Broche 70 | PS0 — Port S bit 0 / SPI0 SCK |
| Broche 71 | PS1 — Port S bit 1 / SPI0 MOSI |
| Broche 72 | PS2 — Port S bit 2 / SPI0 MISO |
| Broche 73 | PS3 — Port S bit 3 / SPI0 SS |
| Broche 74 | PS4 — Port S bit 4 / SCI0 TXD |
| Broche 75 | PS5 — Port S bit 5 / SCI0 RXD |
| Broche 76 | PS6 — Port S bit 6 |
| Broche 77 | PS7 — Port S bit 7 |
| Broche 78 | PT0 — Port T bit 0 / IOC0 channel 0 |
| Broche 79 | PT1 — Port T bit 1 / IOC0 channel 1 |
| Broche 80 | PT2 — Port T bit 2 / IOC0 channel 2 |
| Broche 81 | PT3 — Port T bit 3 / IOC0 channel 3 |
| Broche 82 | PT4 — Port T bit 4 / IOC0 channel 4 |
| Broche 83 | PT5 — Port T bit 5 / IOC0 channel 5 |
| Broche 84 | PT6 — Port T bit 6 / IOC0 channel 6 |
| Broche 85 | PT7 — Port T bit 7 / IOC0 channel 7 |
| Broche 86 | CAN0TX — CAN0 transmit output |
| Broche 87 | CAN0RX — CAN0 receive input |
| Broche 88 | TXD1 — SCI1 transmit output |
| Broche 89 | RXD1 — SCI1 receive input |
| Broche 90 | SCL0 — I²C0 clock line |
| Broche 91 | SDA0 — I²C0 data line |
| Broche 92 | EXTAL |
| Broche 93 | XTAL — Crystal driver input |
| Broche 94 | PLL_VDD — PLL supply voltage (filtered) |
| Broche 95 | PLL_VSS — PLL ground |
| Broche 96 | VDD2 — Digital supply 2 |
| Broche 97 | VSS2 — Digital ground 2 |
| Broche 98 | PP0 — Port P bit 0 / PWM channel 0 |
| Broche 99 | PP1 — Port P bit 1 / PWM channel 1 |
| Broche 100 | PP2 — Port P bit 2 / PWM channel 2 |
| Broche 101 | PP3 — Port P bit 3 / PWM channel 3 |
| Broche 102 | PP4 — Port P bit 4 / PWM channel 4 |
| Broche 103 | PP5 — Port P bit 5 / PWM channel 5 |
| Broche 104 | PP6 — Port P bit 6 / PWM channel 6 |
| Broche 105 | PP7 — Port P bit 7 / PWM channel 7 |
| Broche 106 | PB0 — Port B bit 0 |
| Broche 107 | PB1 — Port B bit 1 |
| Broche 108 | PB2 — Port B bit 2 |
| Broche 109 | PB3 — Port B bit 3 |
| Broche 110 | PB4 — Port B bit 4 |
| Broche 111 | PB5 — Port B bit 5 |
| Broche 112 | VSS3 — Digital ground 3 |
Applications typiques
S912XDG128F2VAL convient pour 6 applications: Automotive Body Control Module, Industrial CAN-Based Sensor Hub, HVAC Climate Control ECU, Instrument Cluster Driver, Battery Management Slave Module, Automotive Lighting Controller.
Automotive Body Control Module
The S912XDG128F2VAL is well-suited to automotive body control modules thanks to its 80 MHz HCS12X 16-bit core, 91 GPIO, AEC-Q100 grade, and -40°C to +105°C operating range. Body modules typically drive lighting, mirrors, wipers, and central locking while reading switch inputs and CAN messages, and the integrated CANbus interface plus PWM blocks simplify direct MOSFET driver and LED array control. With 128KB Flash and 2KB EEPROM, the MCU easily fits typical BCM firmware plus bootloader and diagnostics, while the S12XD interrupt structure and XGATE channel keep response times deterministic on door-lock and lamp-flash events.
Recommandé
Industrial CAN-Based Sensor Hub
For industrial sensor hubs, the S912XDG128F2VAL combines CANbus connectivity with SCI/SPI/I²C and 91 GPIO, allowing direct interfacing with multiple sensor front-ends and the fieldbus backbone. The 80 MHz HCS12X core processes typical CAN 2.0B traffic at 1 Mbps while still running housekeeping and diagnostics. Its 128KB Flash accommodates protocol stacks plus sensor calibration data, and the 2KB EEPROM is ideal for non-volatile calibration constants. The wide -40°C to +105°C temperature range suits factory-floor enclosures without additional thermal management.
Recommandé
HVAC Climate Control ECU
In automotive HVAC climate controllers, the S912XDG128F2VAL's PWM channels drive blower motors and blend-door actuators while its ADC channels read cabin temperature, ambient temperature, and humidity sensors over I²C or analog lines. The HCS12X core handles PID control loops at the 80 MHz bus speed without timing slips, keeping air-delivery smooth across transient conditions. AEC-Q100 qualification and 128KB Flash make room for vent-mode logic, firmware-update bootloaders, and self-test routines required in climate ECUs.
Recommandé
Instrument Cluster Driver
The S912XDG128F2VAL drives stepper-motor gauges and indicator LEDs inside analog/digital hybrid instrument clusters, with its PWM channels suitable for gauge pointer drive and backlight dimming. CANbus connectivity pulls vehicle speed, RPM, and fuel level from the powertrain CAN network. The 91 GPIO support indicator lamps, telltales, and illumination controls without external I/O expanders, and AEC-Q100 grade + -40°C to +105°C ensures reliable under-dash operation across climate extremes. 128KB Flash stores cluster graphics, diagnostic routines, and CAN J1939 stacks.
Recommandé
Battery Management Slave Module
The S912XDG128F2VAL is suited to lithium-ion battery management slave modules in 12V/48V mild-hybrid automotive packs, where its CANbus interface reports cell voltages and temperatures to a master BMS. The S12X core's deterministic interrupt structure supports precise cell-balancing timing, while the 128KB Flash and 2KB EEPROM store cell-lookup tables, lifetime counters, and SOH data. AEC-Q100 qualification plus the -40°C to +105°C range matches the automotive underhood environmental requirement when paired with external sense-amplifier front ends.
Recommandé
Automotive Lighting Controller
In exterior lighting controllers (headlamp leveling, adaptive driving beam, and LED DRL modules), the S912XDG128F2VAL's PWM channels drive LED drivers and bulb dimming circuits under precise control. CANbus connectivity supports OEM body-network integration with the central BCM, while 128KB Flash runs LED thermal-derating algorithms plus diagnostics and CAN stacks. The HCS12X instruction queue at 80 MHz allows handling of high-rate LED matrix scan loops without processor stall, and AEC-Q100 qualification plus -40°C to +105°C range matches headlamp environment requirements.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour S912XDG128F2VAL — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | S912XET256F2CALR | S912XDT256F1VAA | S912XES384J3VAL | S912XDT384J1MAG | S912XEG384AVAGR | S912XDP512VPVR2 |
|---|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 112-LQFP (20x20) | 112-LQFP | 112-LQFP | 112-LQFP | 112-LQFP | 112-LQFP | 112-LQFP |
| Core | HCS12X 16-bit | HCS12X 16-bit | HCS12X 16-bit | HCS12X 16-bit | HCS12X 16-bit | HCS12X 16-bit | HCS12X 16-bit |
| CPU Speed | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 50 MHz |
| Flash | 128 KB | 256 KB | 256 KB | 384 KB | 384 KB | 384 KB | 512 KB |
| EEPROM | 2 KB | 2 KB | 2 KB | 2 KB | 2 KB | 2 KB | 4 KB |
| Operating Temperature | -40°C to +105°C | -40°C to +125°C | -40°C to +105°C | -40°C to +105°C | -40°C to +105°C | -40°C to +105°C | -40°C to +125°C |
| Qualification | AEC-Q100 | AEC-Q100 | AEC-Q100 | AEC-Q100 | AEC-Q100 | AEC-Q100 | AEC-Q100 |
Principaux différenciateurs
- Family-wide pin compatibility with pin-compatible Flash upgrades (vs S912XDT256F1VAA)
- Standardized HCS12X core architecture (vs S912XEG384AVAGR)
- Lower memory cut on the same family - cost optimization (vs S912XDP512VPVR2)
Notes de conception
Estimated: At ambient 85°C in a sealed automotive body module, the LQFP-112 (20x20) package dissipates roughly 0.6W at 80 MHz CPU with CAN + SPI active, giving a junction temperature around 110°C assuming theta_JA of ~45°C/W on a 4-layer FR4 PCB with 4 sq inch copper pour. For underhood environments above +105°C, derate CPU speed or move to S12XH/S12XZ devices rated for +125°C / +150°C. Provide a top-layer copper pour tied to multiple VDD/VSS pins to keep ground impedance low.
Route the BKGD and RESET lines away from switching noise sources and add 10 kΩ pull-ups to BKGD and RESET for clean power-on behavior per the S12XD reference manual. Place the bypass network (100 nF ceramic + 4.7 µF bulk) within 5 mm of the VDD1/VDD2/VDDA pins, and use a separate analog ground island for the ADC reference. The PLL_VDD pin requires a dedicated LC filter (typ. 10 µH + 100 nF) to prevent jitter on the internal phase-locked loop. Keep XIRQ and MODC signals accessible for in-circuit BDM programming.
Do not leave the TEST pin floating - it must be tied directly to VSS for normal operation, per the S12XD datasheet. The MODC pin should be pulled high through a resistor to enter single-chip normal expanded mode on power-up. When migrating from HCS12 (non-X) code, ensure stack management matches HCS12X because the XGATE co-processor and wider instruction queue change interrupt latency behavior. Always verify CAN bus termination (120 Ω at each end) when adding this part to a multi-node CAN network.
Informations de conformité
AEC-Q100 qualified per distributor listing ('Automotive Qualified'). RoHS compliant per modern LQFP-112 lead-free packaging. Operating temperature -40°C to +105°C confirms automotive grade per NXP S12XD family specification.
