NXP Semiconductors

S9S12C128J2CFUE - 16-Bit 128KB MCU 25MHz | NXP

부품 번호: S9S12C128J2CFUE ✓ 활성
재고 있음 영업일 기준 1~3일 내 발송
2.97 V to 5.5 V Vdss 80-pin QFP Package 25 MHz Speed 128 KB flash Memory
문의하기 가격 문의
MOQ: 1 |
가격 업데이트: 2026-10-20
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S9S12C128J2CFUE 개요

The NXP Semiconductors S9S12C128J2CFUE is a 16-bit S12-core microcontroller with 128KB flash memory, a 25 MHz stated rating from the NXP product page, and an 80-pin QFP package. The distributor listing also identifies a 50 MHz HCS12 device with 128KB flash in an 80-QFP package, so the maximum clock interpretation should be checked against the applicable datasheet revision before design release.

A microcontroller is a programmable integrated circuit that executes firmware, reads sensor inputs, controls actuators, and coordinates embedded-system timing. In the product hierarchy, this device belongs to the HCS12/S12 automotive and industrial embedded-control family, which sits below general-purpose microcontrollers and above application-specific control logic.

The verified manufacturer snippet highlights a 16-bit S12 core, 128KB flash, 25 MHz, a -40°C to +85°C temperature range, automotive qualification, and QFP-80 packaging. The related MC9S12C128CFUE family information identifies flash-based general-purpose devices, an on-chip voltage regulator, a 2.97 V to 5.5 V external supply range, and a PLL circuit. Those family details are useful context, but they should not be treated as target-specific values unless confirmed in the exact S9S12C128J2CFUE datasheet.

Typical embedded uses include automotive body and network control modules, industrial controllers, sensor interfaces, actuator controllers, and real-time monitoring equipment. The 80-pin QFP package provides a conventional leaded footprint that is easier to inspect and rework than a fine-pitch BGA, while requiring more PCB area than a compact QFN.

Design engineers should confirm the complete pin assignment, clock configuration, memory map, electrical limits, and automotive qualification statement before layout or firmware release. This page separates verified product-page facts from unresolved details and does not invent missing specifications.

The component is positioned as a 16-bit embedded controller rather than a low-power sensor node or a high-performance application processor. Its QFP-80 format and 128KB flash make it relevant to designs needing transparent inspection, conventional prototyping, and automotive-oriented control logic.

This data page consolidates the official NXP description, distributor availability references, package information, and engineering-oriented caveats while explicitly identifying the clock discrepancy and the fields that still require datasheet confirmation.

드롭인 대체품: S9S12C128J2CFUE — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.

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대체품 요청

S9S12C128J2CFUE 최대 정격 & 전기적 특성

Product Type 16-bit microcontroller
Core S12
Program Memory 128 KB flash
Manufacturer Stated Clock 25 MHz
Distributor Stated Clock 50 MHz
동작 온도 -40°C to +85°C
Automotive Qualification Automotive qualified
패키지 80-pin QFP
Package Dimensions 14 mm x 14 mm
실장 유형 Surface mount
Terminal Count 80 terminals
External Supply Range 2.97 V to 5.5 V
Voltage Regulator On-chip bandgap-based Vreg stated for related S12C family
PLL Phase-locked loop stated for related S12C family
Flash Organization 128K x 8
카테고리 Embedded microcontrollers
RoHS 상태 RoHS listed by JLCPCB result
Supply Status Distributor listing states buy now and ships today

S9S12C128J2CFUE 14 mm x 14 mm 핀 구성 가이드

S9S12C128J2CFUE(14 mm x 14 mm 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.

S9S12C128J2CFUE의 14 mm x 14 mm 패키지 핀아웃 다이어그램

다음에 대한 상세 핀아웃 데이터 없음: S9S12C128J2CFUE.

다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.

일반적인 애플리케이션

S9S12C128J2CFUE 적합 용도: 6 애플리케이션s: Automotive body control, Industrial sensor and actuator controller, Real-time monitoring module, HVAC and environmental equipment, Motor and actuator sequencing, Communication gateway module.

🚗

Automotive body control

The S9S12C128J2CFUE is a plausible fit for automotive body-control logic because the verified NXP result identifies a 16-bit S12 core, 128KB flash, automotive qualification, and a -40°C to +85°C range. A control module could use the MCU to read switches and sensor signals, debounce inputs, coordinate actuators, and manage diagnostic logic. Before layout approval, verify the exact clock rating, supply pins, peripheral multiplexing, transceiver requirements, and qualification details in the target datasheet. The QFP-80 footprint is useful for prototype visibility and conventional automotive production processes, although its leaded package requires more board area than a fine-pitch alternative.

🏭

Industrial sensor and actuator controller

The 16-bit S12 architecture and 128KB flash make the S9S12C128J2CFUE relevant to industrial modules that combine several digital inputs, outputs, timers, and communications. The controller could supervise a machine subsystem, debounce limit switches, sequence outputs, and retain configuration in flash. The verified family information references an on-chip voltage regulator and PLL, but the exact target-specific implementation must be confirmed. For industrial equipment, check the -40°C to +85°C range, supply tolerance, reset behavior, watchdog requirements, and isolation strategy before production. The QFP-80 package is mechanically straightforward for inspection and rework.

🧩

Real-time monitoring module

A monitoring module can use the S9S12C128J2CFUE for periodic sampling, threshold evaluation, event logging, and local control decisions. Its 16-bit processing architecture and 128KB flash provide a defined control platform for firmware that must retain code and parameters without external program memory. The verified material does not establish ADC resolution, timer counts, RAM capacity, or communication peripherals, so those capabilities must be checked in the exact datasheet. A practical design should include a stable supply, defined reset behavior, watchdog handling, and brownout analysis. The leaded QFP package also makes continuity checks and prototype debugging more accessible.

⚡

HVAC and environmental equipment

The S9S12C128J2CFUE can serve as the embedded controller for an HVAC or environmental module that must combine sensor inputs, timing, state-machine logic, and actuator outputs. Its verified -40°C to +85°C temperature range is relevant to equipment operating across industrial environments, while the 128KB flash store can hold application firmware. The part’s exact ADC, PWM, timer, and communication capabilities are not included in the supplied data, so they must be verified before assigning it to a specific HVAC architecture. Use the QFP-80 footprint only after confirming pin multiplexing, exposed power requirements, and signal conditioning in the official package documentation.

🔧

Motor and actuator sequencing

For a low- to medium-complexity actuator controller, the S9S12C128J2CFUE can implement sequencing, interlocks, timeout handling, and fault latching in flash-based firmware. The 16-bit S12 core is appropriate for deterministic control tasks, but the available evidence does not confirm dedicated motor-control peripherals or PWM resolution. Engineers must review the exact pinout and timing specifications before connecting power stages. The 80-pin QFP package offers accessible leads for inspection, although external drivers, protection networks, and appropriate grounding remain essential. Confirm the target’s automotive qualification if the actuator system operates in a vehicle environment.

🌐

Communication gateway module

The S9S12C128J2CFUE may be evaluated for a communication gateway that needs local protocol handling, firmware retention, and deterministic control alongside a network interface. The supplied data confirms flash-based embedded processing but does not identify CAN, LIN, Ethernet, or other communication peripherals, so protocol suitability must be established from the exact datasheet. Firmware partitioning should reserve flash for boot, application, and parameter storage while leaving memory requirements visible. The QFP-80 package provides a relatively forgiving assembly format compared with fine-pitch land patterns. Validate signal levels, isolation, termination, and grounding around any external transceiver rather than assuming the MCU pins provide complete protection.

What is the S9S12C128J2CFUE?
The S9S12C128J2CFUE is an NXP Semiconductors 16-bit S12-core microcontroller with 128KB flash memory in an 80-pin QFP package. The official NXP result identifies it as automotive qualified and specifies a 25 MHz rating, a -40°C to +85°C range, and general-purpose embedded-control positioning. Its leaded QFP-80 package is suited to prototypes and automotive or industrial control boards requiring inspectable solder joints.
How much flash memory does the S9S12C128J2CFUE have?
The S9S12C128J2CFUE has 128KB of flash memory, shown in the distributor listing as 128K x 8. Flash provides nonvolatile program storage for boot code, application firmware, calibration data, and configuration values. The verified material does not provide RAM size, EEPROM size, or memory-map details, so those values should be obtained from the exact datasheet before sizing software.
What is the operating voltage of S9S12C128J2CFUE?
The verified S12C family information states a 2.97 V to 5.5 V external supply range. That range should be treated as family-level context until the exact S9S12C128J2CFUE datasheet confirms it for the target ordering code. The related family also uses an on-chip bandgap-based regulator to generate the internal digital supply, making external supply and internal rail requirements distinct design checks.
Is the S9S12C128J2CFUE automotive qualified?
Yes, the official NXP product result describes the S9S12C128J2CFUE as automotive qualified. That designation is useful for automotive-control sourcing, but the exact qualification class, grade, and applicable certification documents should be confirmed from the NXP datasheet or product documentation. The verified material does not identify an AEC-Q100 grade.
What package does S9S12C128J2CFUE use?
The S9S12C128J2CFUE uses an 80-pin QFP package measuring 14 mm x 14 mm according to the verified distributor listing. The package is a leaded surface-mount format, generally easier to visually inspect and rework than a fine-pitch BGA. The package_svg_key is default because the provided data does not establish a canonical library key for this exact 80-lead QFP outline.
What clock speed does S9S12C128J2CFUE use?
The verified sources conflict: the NXP product result states 25 MHz, while DigiKey and other distributor snippets describe a 50 MHz HCS12 device. Engineers should resolve the discrepancy by checking the exact NXP datasheet and the clock configuration required for the selected temperature and qualification grade. Do not use either clock figure as final design authority without that confirmation.
Where can I download the S9S12C128J2CFUE datasheet?
The official NXP part page is the preferred starting point for the S9S12C128J2CFUE datasheet: https://www.nxp.com/part/S9S12C128J2CFUE. The verified results also include distributor and aggregator links, but official NXP documentation should control electrical limits, pinout, clocking, memory, qualification, and package drawings. The supplied material does not expose a verified PDF revision or page count.
Where can I find the S9S12C128J2CFUE pinout?
The S9S12C128J2CFUE pinout must be obtained from the exact NXP package drawing and datasheet because the supplied verified data identifies only an 80-pin QFP package. The current record therefore sets pinout to null rather than guessing all 80 pin names. Before PCB release, verify pin 1 orientation, power pins, ground pins, oscillator pins, programming signals, and all peripheral multiplexing against the official drawing.
Can S9S12C128J2CFUE be used for automotive control modules?
Yes, the official NXP result identifies the device as automotive qualified and describes a 16-bit S12-core MCU with 128KB flash. It is therefore a plausible candidate for embedded automotive control, sensor, and actuator applications, subject to exact qualification requirements. Verify the detailed automotive grade, environmental tests, transceiver requirements, and application-specific standards before production use.
Where to buy S9S12C128J2CFUE online?
The verified search results list DigiKey, Rochester Electronics, Ampheo, JLCPCB, and other suppliers that offer or reference the S9S12C128J2CFUE. The DigiKey result is associated with Rochester Electronics and includes a buy-now/ships-today statement, but no numeric price was supplied. Compare authorized sourcing, traceability, date code, and exact suffix before placing an order.
What is the price of S9S12C128J2CFUE?
A verified numeric price for S9S12C128J2CFUE was not supplied in the retrieved data. The DigiKey and other distributor pages are useful commercial references, but their search snippets do not establish a current unit price or quantity-break schedule. Treat the supplied price fields as unavailable rather than assuming a value, and request a quote using the exact MPN and required quantity.
What is the lead time for S9S12C128J2CFUE?
The verified results do not provide a numeric manufacturer or distributor lead time for S9S12C128J2CFUE. DigiKey’s snippet says the part ships today, but that statement is not a guaranteed procurement lead time and may change with inventory. Request a dated quotation and confirmation of stock, packaging, and delivery terms from the selected authorized distributor.
Is S9S12C128J2CFUE the same as MC9S12C128CFUE?
The two MPNs are related S12C-family devices, but the supplied evidence does not establish that S9S12C128J2CFUE is a drop-in replacement for MC9S12C128CFUE. The package, suffix, qualification, clock interpretation, and exact pin mapping must match before interchange is allowed. Treat MC9S12C128CFUE as a related-family reference, not a verified drop-in substitute.
What is the best drop-in replacement for S9S12C128J2CFUE?
No verified drop-in replacement for S9S12C128J2CFUE was identified in the supplied cross-reference results. The search returned generic cross-reference tools and related S12C-family pages, but it did not establish a candidate with the same 80-pin QFP footprint, identical pinout, and verified key parameters. Do not substitute an MC9S12 or S9S12 part solely because it has 128KB flash; confirm the exact datasheet and pin mapping first.
S9S12C128J2CFUE vs MC9S12C128CFUE - which is better?
The choice cannot be made from the supplied data alone. S9S12C128J2CFUE is identified by NXP as a 16-bit S12-core, 128KB-flash, automotive-qualified device with a 25 MHz product-page rating, while MC9S12C128CFUE is described as a related S12C family device. Compare exact package, pinout, memory map, clock limits, qualification, and software compatibility before selecting one.
When should I choose S9S12C128J2CFUE over a related S12C device?
Choose S9S12C128J2CFUE when the exact NXP product qualification, 128KB flash requirement, 16-bit S12 architecture, and 80-pin QFP implementation match the target design. A related device is preferable only when it provides a documented advantage such as a verified different memory size, package, temperature grade, or lifecycle status. The provided data does not establish a drop-in advantage for any alternative.
What are the key specifications of S9S12C128J2CFUE engineers should know?
The key verified specifications are a 16-bit S12 core, 128KB flash, an 80-pin QFP package measuring 14 mm x 14 mm, and a -40°C to +85°C operating range. NXP’s product result states 25 MHz and automotive qualification, while distributor results state 50 MHz. That clock conflict, plus unavailable RAM, pinout, and exact electrical details, requires datasheet confirmation before design release.

엔지니어링 참조 데이터: S9S12C128J2CFUE — 비교, 설계 지침 및 규정 준수 정보.

선택 가이드

Choose S9S12C128J2CFUE when the design specifically requires the verified NXP 16-bit S12 architecture, 128KB flash, 80-pin QFP footprint, stated automotive qualification, and -40°C to +85°C range. Confirm the 25 MHz versus 50 MHz clock discrepancy before committing to timing requirements. MC9S12C128CFUE is a related S12C-family reference, not a verified drop-in replacement; use it only after confirming its exact pinout, memory map, qualification, and electrical limits. No other drop-in alternatives were verified in the supplied cross-reference results, so do not substitute a similarly named MC9S12 or S9S12 device without a manufacturer pin and parameter comparison. This approach avoids package, firmware, and qualification surprises in production.

대체품과의 비교

파라미터 이 제품
Brand NXP Semiconductors
Package 80-pin QFP, 14 mm x 14 mm
Core 16-bit S12
Flash Memory 128 KB
Manufacturer Clock Rating 25 MHz
Distributor Clock Listing 50 MHz
Operating Temperature -40°C to +85°C
External Supply 2.97 V to 5.5 V, related S12C family context
Automotive Qualification Automotive qualified
Programmable Storage Flash
Terminal Count 80
Supply Status Distributor result states buy now and ships today

주요 차별점

  • Official automotive-oriented product positioning (vs MC9S12C128CFUE)
  • Verified 128KB flash configuration (vs Related S12 controllers)
  • Inspection-friendly 80-pin QFP implementation (vs Fine-pitch microcontroller packages)
  • Industrial temperature range stated by NXP (vs MC9S12C128CFUE)

설계 노트

Do not finalize the clock configuration from the search snippets alone. The NXP result states 25 MHz, while DigiKey and other distributor snippets state 50 MHz for the same MPN. Download the exact NXP datasheet, identify the relevant device revision, and check clock, PLL, temperature, and qualification limits. Then update firmware timing and any external timing assumptions before schematic sign-off.

Treat the 80-pin QFP-80 package as a leaded surface-mount design and preserve adequate solder-joint inspection clearance. Confirm pin 1 orientation, pin numbering, power and ground distribution, decoupling placement, oscillator routing, and programming-test access against the official package drawing. Do not infer pin functions from a generic QFP footprint or from the related MC9S12C128CFUE page.

The related S12C family information cites a 2.97 V to 5.5 V external supply range and an internal bandgap-based regulator, but the exact target limits must be confirmed. Review supply tolerance, startup current, reset thresholds, decoupling, and brownout behavior in the target datasheet. Include local bulk and high-frequency decoupling close to the appropriate power pins using values recommended by the manufacturer.

규정 준수 정보

RoHS
Unknown
REACH
Unknown
AEC-Q100
Unknown
무연
Unknown
무할로겐
Unknown
분쟁 광물
Unknown

A JLCPCB search result includes the term ROHS, but the supplied verified data does not provide a compliance document or definitive declaration. Automotive qualification is stated by NXP, but the specific qualification grade is not identified.

데이터 검증일: 2026-10-21 — XAIPART 부품 엔지니어링 팀이 검증하고 관리한 데이터

관련 검색

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관련 부품 & 용어

NXP Semiconductors S9S12C128J2CFUE MC9S12C128CFUE S12 core 16-bit microcontroller HCS12 embedded microcontroller semiconductor 128KB flash flash memory 80-pin QFP QFP package surface-mount technology automotive qualified industrial electronics automotive body control industrial control sensor and actuator control phase-locked loop on-chip voltage regulator 2.97 V to 5.5 V temperature range real-time monitoring embedded firmware
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