NXP USA Inc. S9S12G128J0MLF

Mfr. Part

S9S12G128J0MLF

Manufacturer

Freescale / NXP Semiconductors

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Detailed Description

Automotive-grade 16-bit microcontroller based on the S12 core with 128 KB embedded Flash memory. Designed for reliable control tasks and long-term availability. Suitable for body electronics, industrial controllers, and general embedded applications. RoHS3 compliant and supplied in tray packaging

Key Features

16-bit S12 MCU core for deterministic real-time control

128 KB embedded Flash for program storage

On-chip RAM and nonvolatile memory for data and stack (see datasheet for exact sizes)

Rich peripheral set commonly found in S12G devices such as timers, PWM, ADC, SCI UART, SPI, I2C, watchdog, and GPIO

Integrated clocking and reset functions, low-power operating modes

In-circuit debug and programming support via standard NXP tools

Automotive-grade temperature capability typical for the J designation

RoHS3 lead-free compliance

Key Advantages

Mature, proven S12 architecture widely used in automotive and industrial markets

Predictable timing and low interrupt latency well suited to control loops

Robust peripheral mix reduces external components and simplifies design

Broad ecosystem of tools, application notes, and long-term support from NXP

Longevity focus makes it suitable for designs that must stay in production for years

Cost-effective 16-bit solution when 32-bit performance is not required

Packaging

Shipping format Tray

Package or case not specified in the provided data. S12G devices commonly ship in surface-mount QFP or LQFP packages

Material Lead-free plastic encapsulation with matte-tin plating, RoHS3 compliant

Size and pin count depend on the exact case. Common S12G options include 48 to 64 pins. Refer to the datasheet for this specific Mfr. Part for exact dimensions

Pin configuration Gull-wing perimeter leads for QFP LQFP types. Pinout and signal mapping must be confirmed in the datasheet for the J0MLF variant

Thermal characteristics Automotive-grade thermal range typical for J-marked parts. Junction-to-ambient values and derating depend on the selected case and PCB layout. Verify exact thermal data in the datasheet

Electrical properties Typical S12G devices operate from a single supply and support low-power modes. Peripheral voltage levels, IO drive, ADC resolution, and exact operating voltage range vary by variant. Consult the datasheet for S9S12G128J0MLF

Lifecycle

Status Mature and widely deployed in automotive and industrial applications. NXP’s S12 family participates in long-term availability programs for extended product lifecycles

Discontinuation watch Not currently flagged as near end-of-life in common market channels, but lifecycle can vary by specific mask set or package. Always verify current status before committing to new designs

Equivalent or alternative models

- Same family memory variants S9S12G64, S9S12G96, S9S12G128 in different temperature grades and packages

- Related S12 families for similar use cases S9S12P series, S9S12C series, S9S12XS series, S9S12XE series offering different peripheral mixes and performance

- Note Pin compatibility and peripheral equivalence vary. Review datasheets carefully to confirm drop-in or near-drop-in replacement suitability

If you need exact pin-compatible or drop-in alternatives Contact our sales team via the Y-IC website for tailored cross-references and current availability

Key Application Areas

Automotive body electronics door modules, window lift, HVAC control, lighting, seat control

Industrial control and automation motor control, pumps, valves, PLC expansion modules

White goods and appliances washing machines, dishwashers, refrigerators

Instrumentation and metering data acquisition, small controllers, human-machine interfaces

General embedded systems where deterministic 16-bit control and long-term supply are important

Datasheet

Y-IC hosts the most authoritative datasheet for S9S12G128J0MLF on our product page. We recommend downloading the datasheet now to confirm package, pinout, electrical limits, and thermal data

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