MC9S08DV48AMLF - 40MHz 48KB 8-Bit MCU | NXP | Automotive
MPN： MC9S08DV48AMLF ✗ 停產MC9S08DV48AMLF 概覽
What is an 8-bit automotive microcontroller? An 8-bit MCU is a semiconductor controller that executes instructions from an 8-bit data bus and integrates memory, peripherals, and communication interfaces on one device. The S08DV family combines a general-purpose MCU core with CAN, LIN, ADC, DAC, timers, and debug capabilities, placing it within the hierarchy of embedded microcontroller, semiconductor, and automotive electronic control systems. These functions support body, appliance, motor, sensor, and industrial automation control applications.
The MC9S08DV48AMLF provides 48 KB of program flash for firmware and 2 KB of RAM for working data. Its 40 MHz CPU frequency enables higher instruction throughput than lower-frequency 8-bit devices, while the 20 MHz bus provides the underlying system-bus rate stated in the family information. The 12-bit ADC and 2-channel DAC support analog measurement and control, and the CAN and LIN interfaces enable network communication. A 48-LQFP package provides a conventional surface-mount footprint with 48 external connections.
The device is identified as NRND by the NXP product page, so availability should be checked before committing a new design. It is suitable for designs that require a high-frequency 8-bit controller, embedded network communication, and analog peripherals. Compatibility with automotive applications should be verified against the manufacturer datasheet, including temperature, automotive qualification, electrical limits, and lifecycle status.
Typical applications include automotive body-control modules, LIN-connected sensor nodes, CAN gateway or communication modules, motor and actuator control, industrial controllers, and low-cost embedded automation products. The MCU can be paired with transceivers, sensors, power-management devices, and communication transceivers to implement a complete embedded control node.
Designers should preserve the 48-LQFP land pattern and verify all pin functions, power requirements, decoupling, and peripheral multiplexing against the official datasheet before replacement. Because the product is NRND, new production designs should confirm lifecycle roadmap, recommended sourcing, and any applicable change notifications with NXP or an authorized distributor.
直接替換替代品，適用於 MC9S08DV48AMLF — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： MC9S08DV48AMLF （相同外形與佔位） — 差異在於 ADC, Communication Interfaces, Package.
此產品無可直接替換的替代品。
申請替代品MC9S08DV48AMLF 最大額定值與電氣特性
| Product Type | 8-bit S08DV microcontroller |
| CPU Core | Enhanced HCS08 core |
| Maximum CPU Frequency | 40 MHz |
| Bus Frequency | 20 MHz |
| Flash Memory | 48 KB |
| RAM | 2 KB |
| Data Width | 8-bit |
| ADC | 12-bit high-speed ADC |
| DAC | 2-channel DAC |
| Communication Interfaces | CAN and LIN master |
| 工作溫度範圍 | -40°C to +125°C |
| 封裝 | 48-LQFP 7 x 7 mm |
| 安裝類型 | Surface mount |
| Debug and Emulation | On-chip emulation and debug |
| Instruction Set | HCS08 instruction set with added BGND instruction |
| Interrupt and Reset Sources | Support for up to 32 interrupt/reset sources |
| 生命週期狀態 | NRND |
MC9S08DV48AMLF 48-lqfp 7 x 7 mm 腳位配置指南
MC9S08DV48AMLF（48-lqfp 7 x 7 mm 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： MC9S08DV48AMLF.
請參閱 資料表 以查看完整腳位配置。
典型應用
MC9S08DV48AMLF 適用於 6 應用s: Automotive Body-Control Module, CAN and LIN Sensor Node, Motor and Actuator Control, Industrial Sensor Interface, Low-Cost Communication Gateway, Automotive Lighting and Accessory Control.
Automotive Body-Control Module
MC9S08DV48AMLF fits an automotive body-control node that coordinates switches, lamps, locks, and other body functions. Its 40 MHz HCS08 CPU provides processing headroom for event handling and communication tasks, while the 12-bit ADC supports analog monitoring and the CAN/LIN interfaces support network connectivity. In a typical implementation, the MCU would receive sensor and switch inputs, debounce them, manage outputs, and report status through an external CAN or LIN transceiver. The -40°C to +125°C listing is useful for vehicle environments, but AEC-Q100 status, transient protection, load-dump behavior, and exact electrical limits remain datasheet-verification items.
推薦
CAN and LIN Sensor Node
MC9S08DV48AMLF is appropriate for a distributed sensor node that must acquire local measurements and forward them over a vehicle or industrial network. The 12-bit ADC can digitize sensor outputs, while the CAN and LIN-master interfaces provide network-facing control through external transceivers. The MCU can apply filtering, thresholding, calibration, and fault flags before transmitting data. Because the product is listed as NRND, an existing node may use it where software and hardware are already qualified; a new design should compare current NXP automotive MCUs and verify transceiver timing, termination, isolation, and network conformance.
推薦
Motor and Actuator Control
MC9S08DV48AMLF can serve as the supervisory controller for a low- to medium-complexity motor or actuator system. Its 40 MHz CPU supports control-loop execution and background communication, the ADC can measure feedback or sensor voltages, and the DAC can generate an analog reference when the application requires it. External power transistors, gate drivers, current sensors, and protection components would handle loads that should not be driven directly by the MCU. The design must verify PWM and timer resources, ADC timing, output current limits, fault handling, thermal margins, and whether the automotive qualification requirements are met.
推薦
Industrial Sensor Interface
MC9S08DV48AMLF is suitable for a compact industrial sensor interface where analog measurement, local control, and serial communication are needed in one package. Its 12-bit ADC supports process-sensor conditioning, the 2-channel DAC can provide controllable analog outputs, and CAN or LIN can connect the node to larger equipment. A practical design would place the MCU close to the sensor circuitry, use local filtering and calibration, and isolate high-voltage or high-current interfaces externally. The stated -40°C to +125°C range supports demanding environments, but EMC, industrial qualification, supply tolerance, and long-term availability must be independently confirmed.
推薦
Low-Cost Communication Gateway
MC9S08DV48AMLF can be evaluated for a small communication gateway that aggregates local I/O and bridges embedded network traffic. Its 48 KB flash provides room for protocol handlers and application logic, while CAN and LIN-master interfaces support communication links. The 40 MHz processor rate can support protocol overhead and application tasks, but actual throughput depends on baud rate, interrupt load, buffering, and stack implementation. A gateway design should include transceiver standby and fault handling, watchdog recovery, secure boot or update requirements where applicable, and careful separation between communication and power domains.
推薦
Automotive Lighting and Accessory Control
MC9S08DV48AMLF can be evaluated for lighting, door-lock, wiper, or accessory control where the MCU coordinates inputs, outputs, diagnostics, and vehicle-network communication. Its integrated analog resources help with sensing and feedback, while CAN/LIN connectivity enables remote status reporting and centralized diagnostics. External drivers are required for lamps, relays, and motor loads because the MCU is a controller rather than a power stage. Designers should confirm pin multiplexing, timing protection, low-current sleep behavior, diagnostic requirements, and thermal performance in the final board-level design.
推薦
推薦產品摘要
工程參考資料，適用於 MC9S08DV48AMLF — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 |
|---|---|
| Package | 48-LQFP 7 x 7 mm |
| Brand | NXP Semiconductors |
| CPU Frequency | 40 MHz |
| Flash Memory | 48 KB |
| RAM | 2 KB according to Mouser/DigiKey listing |
| ADC | 12-bit |
| DAC | 2-channel |
| Communication | CAN and LIN master |
| Operating Temperature | -40°C to +125°C |
| Lifecycle Status | NRND |
主要差異化特點
- Integrated communication and analog peripherals (對比MC9S08SH8CTG)
- Higher verified CPU frequency (對比MC9S08AW60CFGE)
- Automotive-oriented system integration (對比MC9S08AW60CFGE)
設計說明
Use the official NXP datasheet to define the complete power-supply, ground, decoupling, and current-budget requirements. The verified data identifies the device as a 3 V part but does not provide the full voltage range, absolute maximum ratings, or pin-level current limits. Place the required bulk and local capacitors close to the supply pins, route high-current return paths carefully, and verify startup and brownout behavior against the system power sequence.
Preserve the 48-LQFP 7 x 7 mm footprint and follow the manufacturer package drawing for pad dimensions, solder-mask clearance, and pin-1 orientation. Separate analog inputs and DAC-related routing from switching and high-current return paths where practical. A replacement must be checked pin by pin; matching the package name alone does not establish drop-in compatibility.
Keep CAN and LIN interface routing short and controlled, with transceiver placement optimized for the intended network topology. Provide the required decoupling at the MCU and transceiver supplies, respect interface signal-integrity layout guidance, and keep reset and debug signals away from noisy motor or switching-node routing. Confirm grounding and isolation strategy in the final schematic and PCB review.
Do not treat the NRND label as proof of immediate obsolescence, but do not assume long-term availability either. Obtain an NXP product-change or lifecycle confirmation before a new production release. Also resolve the RAM discrepancy in the supplied snippets: distributor data lists 2 KB, while an NXP snippet states 3 KB. The official datasheet and device revision documentation are the controlling sources.
合規資訊
The supplied verified data does not explicitly state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. Compliance claims must be confirmed from current NXP product documentation or applicable distributor certificates.