MC9S08JM8CGT - 48MHz 8-Bit USB MCU | NXP
MPN: MC9S08JM8CGT ✗ انتهى عمره الإنتاجيMC9S08JM8CGT نظرة عامة
An 8-bit microcontroller is a programmable integrated circuit intended to execute firmware, read sensors, control digital outputs, and coordinate peripheral functions. The MC9S08JM8CGT belongs to the S08JM family and extends NXP's entry-level USB portfolio. USB device support allows the MCU to appear as a peripheral to a host computer while the same controller handles application-specific inputs and outputs.
Key features include an 8-bit S08 core operating up to 48 MHz, 8 KB of Flash memory, 1 KB of RAM, a 16-bit timer, and an 8-channel analog-to-digital converter. The 48-QFN exposed-pad package supports a compact surface-mount layout. USB 2.0 full-speed operation provides a practical interface for configuration, data transfer, and control applications without requiring a separate USB interface IC.
The device is positioned as an entry-level USB microcontroller rather than a high-performance application processor. Its architecture emphasizes integration and economical control in industrial and consumer equipment. Firmware determines the USB function, while the timer and ADC support timing, sensing, and mixed-signal control tasks. The verified distributor listing identifies the part as an S08 S08 microcontroller IC with 8 KB Flash, 48 MHz operation, and a 48-QFN exposed-pad package.
Typical applications include USB-connected data acquisition, industrial control interfaces, consumer accessories, serial communication equipment, and compact embedded controllers. The ADC can monitor analog inputs, the timer can establish periodic timing, and the USB device controller can simplify host-to-target data exchange.
Designers should verify the complete pinout, electrical limits, clock configuration, USB routing, and exposed-pad thermal requirements in the NXP manufacturer datasheet before layout release. Because the part is identified as end of life, new designs should also confirm availability and lifecycle strategy with authorized sourcing channels.
This page combines the verified manufacturer and distributor specifications, practical application guidance, lifecycle context, and sourcing information to support engineering evaluation. It does not claim that unavailable electrical details have been confirmed beyond the supplied data.
بدائل مباشرة لـ MC9S08JM8CGT — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.
الطرازات في هذه السلسلة
طرازات من نفس السلسلة متوافقة تمامًا مع MC9S08JM8CGT (نفس عامل الشكل والبصمة) — يختلف في Package.
MC9S08JM60CGT
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←MC9S08JM8CGT الحدود القصوى والخصائص الكهربائية
| Product Type | 8-bit microcontroller with USB |
| Processor Core | S08 |
| Maximum Processor Frequency | 48 MHz |
| Flash Memory | 8 KB |
| RAM | 1 KB |
| USB Support | USB 2.0 full-speed device |
| Timer | 16-bit |
| ADC | 8-channel |
| Operating Voltage | 3.3 V to 5 V |
| العلبة | 48-QFN exposed-pad, 7 x 7 mm |
| عدد الأطراف | 48 pins |
| نوع التركيب | Surface mount |
| Architecture | 8-bit S08 CISC |
| Memory Organization | 8K x 8 Flash organization |
| Operating Features | Embedded control and peripheral coordination |
| حالة دورة الحياة | End of life |
دليل تكوين أطراف MC9S08JM8CGT 48-qfn exposed-pad, 7 x 7 mm
تكوين الأطراف لـ MC9S08JM8CGT (حزمة 48-qfn exposed-pad, 7 x 7 mm). تتضمن هذه الدائرة المتكاملة الرقمية GPIO وواجهات الاتصال (UART وSPI وI2C) وأطراف الطاقة. راجع ورقة بيانات الشركة المصنعة لوظائف الأطراف البديلة وخيارات التكوين. ضرورية لتصميم الأنظمة المدمجة وتخطيط PCB.
لا تتوفر بيانات مفصلة لمخطط التوصيلات لـ MC9S08JM8CGT.
راجع ورقة البيانات للحصول على تكوين الأطراف الكامل.
التطبيقات النموذجية
MC9S08JM8CGT مناسب لـ 6 التطبيقs: USB Data-Acquisition Controller, Industrial USB Control Interface, Consumer USB Accessory, Analog Monitoring and Sensor Hub, USB Serial Communication Equipment, Compact Embedded Control Module.
USB Data-Acquisition Controller
The MC9S08JM8CGT fits compact USB measurement products because its 48 MHz S08 core can coordinate firmware while the 8-channel ADC handles analog inputs and USB 2.0 full-speed device support transfers results to a host. The 16-bit timer can establish sampling intervals, and 8 KB of Flash plus 1 KB of RAM keeps the firmware footprint appropriate for small embedded systems. Designers should size buffers carefully because the available RAM is limited, and should verify ADC accuracy, sampling timing, and USB enumeration requirements in the NXP datasheet.
موصى به
Industrial USB Control Interface
For industrial control panels, configuration tools, and service interfaces, the MC9S08JM8CGT provides a compact combination of USB device connectivity and embedded control. Its 48 MHz processing rate supports responsive peripheral coordination, while the ADC can monitor process-related analog signals and the timer can schedule periodic tasks. The device is most appropriate when the product requires a small memory footprint and USB rather than high-speed external networking. Validate electrical noise immunity, operating-temperature requirements, grounding, and isolation requirements at the system level.
موصى به
Consumer USB Accessory
The MC9S08JM8CGT can be used in a small USB accessory that needs device-side control logic without a separate USB interface controller. The USB full-speed device function handles the host connection, while the S08 core can implement buttons, indicators, status logic, and protocol-specific behavior. Its 48 MHz clock provides useful headroom for deterministic control tasks, and the 1 KB RAM is sufficient only for carefully planned data handling. Confirm USB connector protection, power-supply design, enumeration behavior, and cable-routing requirements before production.
موصى به
Analog Monitoring and Sensor Hub
The integrated 8-channel ADC makes the MC9S08JM8CGT suitable for a compact sensor hub that gathers multiple analog measurements and reports selected values over USB. Firmware can use the timer to define measurement windows and use the USB interface to synchronize data with a computer. This architecture is useful for bench instruments and compact monitoring products, but sensor excitation, input filtering, reference stability, and calibration storage must be designed around the verified electrical characteristics. The small RAM also favors streaming or carefully bounded sample buffers.
موصى به
USB Serial Communication Equipment
The MC9S08JM8CGT can serve as the controller in a USB-to-serial or protocol-conversion product. The S08 core can manage framing, device control, and application-specific commands, while USB full-speed device support provides the host interface. A timer can support baud-rate generation or timing functions where required, and the ADC can monitor status or analog inputs if the product needs them. Validate USB descriptor implementation, serial electrical levels, connector protection, clock accuracy, and protocol latency against the product specification.
موصى به
Compact Embedded Control Module
The MC9S08JM8CGT is appropriate for a compact embedded-control module where USB is the primary configuration or service path. Its 48 MHz S08 processor coordinates I/O, timers, and ADC-based measurements in a single device, reducing the need for separate interface logic. The 48-QFN exposed-pad package supports compact surface-mount construction, but thermal layout and USB signal integrity remain important. For new designs, account for the verified End of Life status and consider whether long-term availability justifies the part's integration benefits.
موصى به
ملخص المنتجات الموصى بها
بيانات مرجعية هندسية لـ MC9S08JM8CGT — المقارنة وإرشادات التصميم ومعلومات الامتثال.
دليل الاختيار
المقارنة مع البدائل
| المعامل | هذا المنتج | MC9S08JM60CGT |
|---|---|---|
| Package | 48-QFN exposed-pad, 7 x 7 mm | 48-QFN exposed-pad package; exact equivalence not verified |
| Brand | NXP Semiconductors | NXP Semiconductors |
| Processor Core | S08 | S08JM-family candidate; exact core details not supplied |
أبرز الفروقات
- Integrated USB device connectivity (مقابلMC9S08JM60CGT)
- Defined memory and timing resources (مقابلMC9S08JM60CGT)
- Integrated analog acquisition (مقابلMC9S08JM60CGT)
- Sourcing transparency (مقابلMC9S08JM60CGT)
ملاحظات التصميم
Use the manufacturer land pattern and exposed-pad requirements for the 48-QFN package. Confirm the pad geometry, solder-mask opening, paste stencil, and reflow profile from the NXP package documentation. Keep the USB differential pair as short and symmetric as practical, provide the intended ground reference, and separate noisy switching or power-conversion routing from analog ADC inputs. Layout validation should include continuity and impedance assumptions used by the selected USB connection scheme.
The USB interface should be routed as a controlled, symmetric pair with continuous reference-plane support and minimized stubs. Add only the connector, protection, and series components supported by the device and host requirements; do not assume a series resistor value without consulting the manufacturer documentation. Provide tested common-mode and ESD protection, keep return paths short, and verify signal integrity with the actual cable, connector, enclosure, and PCB stackup used in production.
The verified distributor data identifies a 3.3 V/5 V device, but detailed current limits, decoupling requirements, and USB power-state behavior were not supplied. Confirm supply tolerance, startup behavior, analog and digital ground relationships, and required bypass capacitors in the NXP datasheet. Ensure the power source can support USB attach and load transients without disturbing ADC measurements or causing regulator-induced resets. Use local bulk and high-frequency bypass capacitance according to the manufacturer's recommendations.
Do not treat the MPN similarity between MC9S08JM8CGT and other S08JM devices as proof of replaceability. Before substitution, compare the complete pin names, exposed-pad connection, Flash size, RAM, USB device behavior, ADC channels, timer resources, voltage limits, clock requirements, package drawings, and lifecycle status. Because MC9S08JM8CGT is End of Life, avoid undocumented substitutes and require a written equivalence assessment plus board-level validation.
معلومات الامتثال
The supplied verified snippets identify the manufacturer, product features, package, voltage class, and End of Life status, but do not provide RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements.
