S912XEG128J1CAL - 16-Bit 128KB MCU, 112-LQFP | NXP
MPN: S912XEG128J1CAL ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.6475 | $2.65 |
| 10 | $2.6475 | $26.48 |
| 100 | $2.6475 | $264.75 |
| 500 | $2.6475 | $1,323.75 |
| 1,000 | $2.6475 | $2,647.50 |
S912XEG128J1CAL Overview
A microcontroller is an embedded-computing semiconductor that integrates a processor core, program memory, data memory, peripherals, and interface circuitry into one package. The HCS12X family belongs to the broader MCU and embedded-processor hierarchy. Engineers use MCUs to implement real-time control, communications, sensing, and actuator logic without requiring a separate general-purpose processor. In this part, the verified data confirms a 16-bit architecture and 128KB (128K x 8) flash, which provide the core program-storage foundation for embedded control firmware.
The supplied listing identifies the S912XEG128J1CAL as an industrial-temperature component. Its LQFP-112 package exposes substantially more connection points than a small QFP, supporting the broader peripheral and signal requirements of a complex embedded controller. The square gull-wing package is suitable for automated surface-mount assembly, while its 112 terminals provide dense routing capacity around the device. The verified data does not establish the complete peripheral list, core frequency, RAM capacity, or individual pin functions, so those values require confirmation from the official manufacturer documentation.
Typical uses for this controller include industrial equipment, automotive or transportation electronics, communications equipment, and embedded automation systems where a 16-bit MCU and 128KB flash are appropriate. The architecture can support real-time control loops and firmware-heavy peripheral coordination. Exact suitability depends on clock speed, memory map, electrical limits, peripheral availability, and package-level pin compatibility, none of which are fully provided in the verified dataset.
A key design consideration is that LQFP-112 assembly demands careful PCB fanout, decoupling, and signal-integrity planning. Because the package has a 20 mm by 20 mm footprint, route escape for 112 terminals and verify the manufacturer's recommended land pattern before layout release. Do not substitute a mechanically similar part without confirming pin names, power rails, clock pins, programming interfaces, and software-device mapping.
This page consolidates the verified distributor findings for S912XEG128J1CAL, identifies the 16-bit HCS12X architecture, 128KB flash configuration, industrial temperature grade, and 112-LQFP package, and separates confirmed data from specifications that still require manufacturer confirmation. It also records candidate sourcing links and explains why a complete drop-in replacement list cannot responsibly be asserted from the available cross-reference results.
Drop-in alternatives for S912XEG128J1CAL — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with S912XEG128J1CAL (same form factor and footprint) — differing in Operating Temperature, Package, Mounting Type, Automotive Qualification, Core.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
S912XEG128J2CALR
✅ Drop-In✓ In Stock
$9.2 / Unit
View Datasheet →S912XDT256J1MAG
✅ Drop-In📋 Reference alternative (not in catalog)
S912XDT384J1MAG
✅ Drop-In✓ In Stock
$7.45 / Unit
View Datasheet →S912XES384J2VAL
✅ Drop-In📋 Reference alternative (not in catalog)
S912XET256J1CALR
✅ Drop-In✓ In Stock
$2.6476 / Unit
View Datasheet →S912ZVFP64F1VLQ
✅ Drop-In✓ In Stock
$7.69 / Unit
View Datasheet →S9S12H128J2VFVE
✅ Drop-In✓ In Stock
$8.6 / Unit
View Datasheet →S9S12H256J1VFVER
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →S912XEG128J1CAL Maximum Ratings & Electrical Characteristics
| Microcontroller Type | 16-bit HCS12X microcontroller |
| Program Memory | 128KB (128K x 8) flash |
| Architecture | HCS12X, 16-bit |
| Manufacturer | NXP Semiconductors / Freescale Semiconductor |
| Temperature Grade | Industrial |
| Package Code | QFP |
| Package Type | 112-terminal LQFP |
| Terminal Form | Gull wing |
| Number of Terminals | 112 |
| Package Shape | Square |
| Package Dimensions | 20 mm x 20 mm |
| Mounting Type | Surface mount |
S912XEG128J1CAL 20 mm x 20 mm Pin Configuration Guide
Pin configuration for S912XEG128J1CAL (20 mm x 20 mm package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for S912XEG128J1CAL.
Refer to the datasheet for full pin configuration.
Typical Applications
S912XEG128J1CAL is suitable for 7 applications: Industrial Equipment Controller, Motor and Power System Control, Automotive and Transportation Electronics, Communications and Protocol Interface, Data Acquisition and Condition Monitoring, Embedded Automation and Robotics, Consumer and Service Module Control.
Industrial Equipment Controller
The S912XEG128J1CAL is a candidate for industrial equipment control because the verified listing identifies an industrial temperature grade and 128KB of flash for embedded firmware. A 16-bit HCS12X controller can coordinate sensor inputs, decision logic, actuator outputs, and service interfaces in a single device. Place the MCU near the regulated supply and decoupling network, then route its 112 gull-wing leads according to the official package drawing. Before selecting it for a new machine, confirm the required clock rate, RAM, I/O count, communications peripherals, operating voltage, and industrial temperature limits from the manufacturer datasheet.
Recommended
Motor and Power System Control
The S912XEG128J1CAL can be evaluated for motor-control or power-system supervisory functions where a 16-bit MCU, 128KB flash, and industrial-grade identification are useful. The controller may manage state machines, protection sequencing, feedback inputs, and communication with a higher-level controller rather than directly driving a power stage. Keep high-current switching paths and noisy inductors away from sensitive MCU traces, and follow the datasheet's recommended decoupling and grounding arrangement. The available data does not confirm PWM, timer, current-sense, or protection peripherals, so those functions must be verified before design commitment.
Recommended
Automotive and Transportation Electronics
The industrial temperature identification makes the S912XEG128J1CAL worth evaluating for transportation electronics that require embedded real-time control, provided the exact electrical and environmental requirements are confirmed. The 128KB flash can hold application firmware, while the 112-terminal package offers many signal and supply connections for body, comfort, or peripheral control modules. Automotive use requires checking AEC-Q100 status, ESD performance, temperature range, vibration, transient immunity, and lifecycle requirements; none of those values is supplied by the verified snippets. Do not treat the industrial-grade label as proof of automotive qualification.
Recommended
Communications and Protocol Interface
The S912XEG128J1CAL may suit a communications gateway or protocol-interface module when firmware storage, a 16-bit processing core, and a high pin count are important. Its 128KB flash provides room for protocol stacks, diagnostics, and application logic, while the 112-terminal package can expose multiple serial or digital interfaces if the required peripherals are present. The verified data does not list UART, CAN, SPI, or Ethernet resources, so those interfaces must be confirmed from the official documentation. Route communications away from switching-power nodes and use controlled impedance when externally exposed signals require it.
Recommended
Data Acquisition and Condition Monitoring
The S912XEG128J1CAL can be considered for acquisition and condition-monitoring modules that require local storage for firmware and moderate embedded processing. The 128KB flash is useful for storing configuration, calibration, and control code, while the 112-terminal package may simplify wiring of multiple sensor and status signals. The available data does not confirm analog converters, timers, memory interfaces, or sampling peripherals, so an engineer must match the actual acquisition requirements to the manufacturer datasheet. Keep analog inputs short and shield them from switching nodes, and validate sensor accuracy separately from the MCU's digital control functions.
Recommended
Embedded Automation and Robotics
The S912XEG128J1CAL is a plausible fit for automation controllers where local logic, industrial temperature identification, and 128KB of program memory are useful. A 16-bit MCU can execute sequencing, sensor fusion, safety interlocks, and communications tasks in machinery or robotic subsystems. The 112-LQFP package requires deliberate fanout and careful separation between control signals and motor-drive power paths. Confirm that the selected device contains the required timers, capture channels, communication peripherals, and I/O levels; those specifications are not present in the verified data and must not be inferred from the family name alone.
Recommended
Consumer and Service Module Control
The S912XEG128J1CAL may also be evaluated for service modules, appliance controllers, or other embedded products where a compact 16-bit processor with 128KB flash simplifies firmware organization. The industrial temperature label can provide a useful starting point, but the product's actual ambient range and supply requirements must be checked. Use the 112-terminal LQFP only when the board has sufficient routing area and the design benefits from its larger pin count; smaller packages may be preferable for cost-constrained products. Validate programming, reset behavior, clock source, and peripheral sharing against the exact device documentation.
Recommended
Recommended Products Summary
Engineering reference data for S912XEG128J1CAL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | S912XEG128J2CAL | S912XDT256J1MAG | S912XDT384J1MAG | S912XES384J2VAL |
|---|---|---|---|---|---|
| Package | 112-LQFP (20x20) | 112-LQFP (20x20) | 112-LQFP family package; exact dimensions unverified | 112-LQFP family package; exact dimensions unverified | 112-LQFP family package; exact dimensions unverified |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Architecture | 16-bit HCS12X | 16-bit HCS12X | S912XDT family; exact architecture unverified | S912XDT family; exact architecture unverified | S912XES family; exact architecture unverified |
| Flash Memory | 128KB (128K x 8) | 128KB (128K x 8) | 256 in MPN identifier; capacity not independently verified | 384 in MPN identifier; capacity not independently verified | 384 in MPN identifier; capacity not independently verified |
| Drop-In Status | Target device | Provisional; package and memory class match, detailed pin and electrical data unverified | Provisional; related family, not confirmed pin-compatible | Provisional; related family, not confirmed pin-compatible | Provisional; related family, not confirmed pin-compatible |
Key Differentiators
- Exact S912XEG128J1CAL identity (vs S912XEG128J2CAL)
- Verified 128KB flash configuration (vs S912XDT256J1MAG)
- Industrial-grade identification (vs S912XES384J2VAL)
Design Notes
Use the official NXP package drawing and recommended land pattern before routing the 112-terminal LQFP. Confirm pin 1 orientation, gull-wing lead geometry, pad length, solder-mask clearance, paste aperture, and the 20 mm by 20 mm package dimensions. The supplied search snippets do not provide a complete pin map, so do not derive pad assignments from a generic QFP footprint or from a related S912X device without direct manufacturer confirmation.
Confirm the device's supply voltage, decoupling requirements, power-up sequence, reset behavior, and maximum pin current from the official datasheet. Place required bulk and local capacitors close to their associated power pins, and keep switching-regulator output and high-current return paths away from clock, reset, and communication traces. Because the verified snippets do not state the power architecture, capacitor values, or current limits, these requirements must not be inferred from the 16-bit architecture.
Route clock and reset signals with short, continuous paths and provide clean return paths beneath them. If the MCU interfaces with external memories, displays, or communications transceivers, verify the required signal rates and use the manufacturer's recommended topology and impedance guidance. The supplied data identifies a high-pin-count LQFP but gives no pin functions or timing values, so signal integrity decisions require the exact device documentation and board-level stackup.
Do not treat the S912XEG128J2CAL result or another related S912X MPN as an automatic drop-in replacement merely because the listing mentions a 112-LQFP package. Check pin names, power rails, clock pins, programming signals, peripheral mapping, memory organization, electrical limits, and software-device identifiers. Also do not assume that the industrial-temperature label proves AEC-Q100 qualification or that the distributor listing proves current stock.
Compliance Information
The verified data identifies the part as an industrial-temperature microcontroller but does not provide RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals documentation. LCSC search text includes ROHS, but that snippet is insufficient to treat the target as independently compliance-verified.
