MC9S08AC8CFDE - 8-bit 40MHz 8KB MCU | NXP | Industrial Control
MPN: MC9S08AC8CFDE ✗ Cuối đờiMC9S08AC8CFDE Tóm tắt
A microcontroller is a programmable semiconductor that integrates a CPU core, memory, peripherals, and input/output interfaces onto one device. The S08 belongs to the HCS08 8-bit MCU family and is designed for compact embedded control systems. This device combines general-purpose control processing with analog measurement and serial communication, allowing one package to supervise sensors, actuators, and communication links.
The verified product information identifies 8KB of flash, an 8-bit architecture, a 40MHz rating, 10-bit ADC capability, SCI and SCI interfaces, and a 48-QFN-EP package. These features make the MC9S08AC8CFDE relevant to low-cost control platforms requiring embedded firmware, peripheral connectivity, and analog signal acquisition. The exact RAM size, supply range, pin functions, and detailed electrical limits were not supplied in the retrieved data and require verification from the manufacturer datasheet before design release.
The S08 core provides an 8-bit processing platform for embedded state machines, monitoring, and control loops. Its 40MHz maximum frequency provides a timing headroom advantage over slower 8-bit devices, while 8KB flash constrains firmware size and may require optimized code organization. SCI and SPI interfaces support serial peripherals and external devices without relying on software bit-banging. The 10-bit ADC feature is suitable for basic analog sensing, although resolution, sampling characteristics, and reference limits are not available in the provided search excerpts.
Typical uses include automotive body-control modules, industrial sensors, compact motor-control products, data acquisition, and low-cost embedded systems. The exposed-pad QFN format requires careful PCB footprint and thermal design work. Because the manufacturer marks the part as End of Life, long-life programs should confirm approved sourcing, last-time-buy opportunities, or an officially documented replacement before committing new production volumes.
The principal design consideration is lifecycle planning rather than feature substitution. Existing boards may still be serviceable when original stock or qualified inventory is available, but new designs should not assume broad future availability. Validate the complete pinout, electrical limits, firmware compatibility, and package land pattern against the official NXP documentation before schematic capture or PCB release.
This page consolidates the verified manufacturer and distributor descriptions, lifecycle information, interface capabilities, sourcing links, and engineering-oriented caveats for MC9S08AC8CFDE. It is intended to help engineers identify the correct device and plan a controlled end-of-life transition without relying on unverified substitute parts.
Bộ thay thế dễ dàng lắp đặt cho MC9S08AC8CFDE — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với MC9S08AC8CFDE (cùng hình factor và footprint) — khác nhau ở Package, RoHS Status, ADC, Flash Memory, Timers.
Không có bộ thay thế dễ dàng lắp đặt sẵn có cho sản phẩm này.
Yêu cầu các bộ thay thếMC9S08AC8CFDE Tỷ lệ tối đa & tính chất điện
| Device Type | 8-bit HCS08 microcontroller |
| Processor Core | S08 core |
| Architecture | 8-bit |
| Tần số xung maksimum | 40 MHz |
| Flash Memory | 8 KB |
| Flash Organization | 8K x 8 bits |
| ADC Resolution | 10-bit |
| Serial Interfaces | SCI and SPI |
| Hộp | 48-QFN-EP |
| Package Body Size | 7 x 7 mm |
| Kiểu lắp đặt | Surface mount |
| Trạng thái vòng đời | End of Life |
| Target Application | Automotive and industrial control |
Hướng dẫn cấu hình chân MC9S08AC8CFDE 7 x 7 mm
Cấu hình chân cho MC9S08AC8CFDE (7 x 7 mm gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho MC9S08AC8CFDE.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
MC9S08AC8CFDE phù hợp cho 6 Áp dụngs: Automotive Body-Control Module, Industrial Sensor Interface, Compact Data-Acquisition Controller, Legacy Equipment Controller, Serial Communication Hub, Embedded Motor-Supervision Controller.
Automotive Body-Control Module
The MC9S08AC8CFDE fits a compact automotive control module that coordinates switch inputs, actuator commands, diagnostics, and serial communication. Its 40MHz S08 core provides timing headroom for supervisory logic, while 8KB flash provides a defined local code budget. SCI supports vehicle-network or external-module communication and SPI can connect sensors or driver devices. The verified NXP page identifies automotive control as an intended application. Before release, confirm voltage transients, operating temperature, wake behavior, diagnostic requirements, and AEC-Q100 status in the official NXP documentation.
Được đề xuất
Industrial Sensor Interface
The 10-bit ADC capability makes MC9S08AC8CFDE appropriate for a small industrial sensor interface that accepts analog measurements and forwards processed results through SCI or SPI. The 8-bit S08 core can handle filtering, thresholding, diagnostics, and configurable control state without a separate processor. Its 40MHz maximum clock helps leave processing headroom for communication and periodic sampling. The interface design must still verify the ADC reference, sample rate, input impedance, channel count, operating voltage, and industrial temperature requirements from the manufacturer datasheet.
Được đề xuất
Compact Data-Acquisition Controller
MC9S08AC8CFDE can serve as a compact data-acquisition controller when an application needs periodic sensor sampling, local decisions, and serial transfer of results. The 10-bit ADC provides a basic measurement interface, while SCI and SPI allow connection to external sensors, memory, or host electronics. The 8KB flash limit should be checked against sampling code, calibration, communication buffers, and any bootloader. Power-supply noise, analog grounding, and sample settling also require schematic review because detailed ADC timing and reference specifications were not included in the retrieved data.
Được đề xuất
Legacy Equipment Controller
The MC9S08AC8CFDE is suitable for maintaining legacy equipment where the existing board is already designed around an S08 controller and its 48-QFN-EP footprint. The 40MHz maximum clock supports existing control loops, while SCI and SPI can preserve communication with existing sensors, displays, and service equipment. In maintenance programs, firmware compatibility, mask revision, package markings, and long-term traceability are more important than selecting a broadly available modern MCU. Because the device is End of Life, inventory planning and a documented last-time-buy decision are essential.
Được đề xuất
Serial Communication Hub
MC9S08AC8CFDE can act as a small communication hub between an S08-based control system and serial peripherals. SCI can handle point-to-point or multi-drop communication depending on the verified peripheral configuration, while SPI supports faster synchronous links to sensors or external controllers. The 8-bit architecture is appropriate for protocol framing, address handling, status monitoring, and supervisory control. Verify baud-rate limits, electrical interface level, pin multiplexing, and timing margins against the official datasheet before selecting external transceivers.
Được đề xuất
Embedded Motor-Supervision Controller
MC9S08AC8CFDE can provide supervisory motor-control logic for systems where a dedicated motor driver handles power switching and the MCU manages commands, limits, diagnostics, and status reporting. The 40MHz maximum frequency leaves room for control sequencing, while SCI and SPI allow communication with a driver, sensor, or host controller. This is not a claim of direct motor-drive capability; power-stage timing, current sensing, protection, and analog input conditioning must be designed separately. Confirm exact I/O, ADC, PWM, and timer functions in the NXP datasheet.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MC9S08AC8CFDE — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này |
|---|---|
| Package | 48-QFN-EP, 7 x 7 mm |
| Brand | NXP Semiconductors |
| Processor Architecture | 8-bit HCS08/S08 core |
| Maximum Clock Frequency | 40 MHz |
| Flash Memory | 8 KB |
| ADC Resolution | 10-bit |
| Serial Interfaces | SCI and SPI |
| Lifecycle Status | End of Life |
Bảo phân biệt quan trọng
- Established S08-compatible control architecture (vsMC9S08QG8CFFE)
- Integrated serial connectivity (vsMC9S08QG8CFFE)
- Compact exposed-pad implementation (vsMC9S08QG8CFFE)
Ghi chú thiết kế
Validate the complete power architecture before schematic capture. The retrieved data confirms the MCU family, flash, clock, ADC, SCI, SPI, and package, but does not provide the operating voltage range, absolute maximum ratings, or pin-level power assignments. Obtain the official NXP datasheet and package drawing, then verify every supply, ground, exposed-pad, and decoupling connection against the selected revision.
Treat the 48-QFN-EP footprint as a controlled layout item. Confirm the exact land pattern, exposed-pad dimensions, thermal-via recommendation, solder mask, and paste design from the manufacturer package drawing. Do not infer the footprint from the 7 x 7 mm description alone. Prototype assembly should include inspection for exposed-pad voiding and adequate copper connectivity under the device.
Do not treat a similarly named MC9S08 or MC9S08QG device as a drop-in replacement without verifying the complete pinout, memory map, peripherals, electrical limits, and firmware startup assumptions. The supplied data only identifies MC9S08QG8CFFE as a comparison target, not as a verified equivalent. For this End of Life device, document authorized sourcing, lot traceability, firmware revision, and any board-level substitutions before production.
Route SCI and SPI signals with attention to return paths and ground continuity. Although the retrieved excerpts do not specify interface timing or pin multiplexing, both interfaces are confirmed features. Use the official datasheet to determine signal direction, alternate-function mapping, voltage levels, and timing constraints. Keep analog ADC traces away from noisy switching nodes and provide local decoupling according to the manufacturer’s recommended layout.
Thông tin tuân thủ
The supplied verified data does not state compliance or qualification status. The NXP product page identifies automotive and industrial applications but does not establish AEC-Q100 qualification in the retrieved excerpt.
