MC9S12P64VLH - 32MHz 16-Bit MCU with 64KB Flash | NXP
料号： MC9S12P64VLH ✓ 量产中MC9S12P64VLH 概述
An HCS12 microcontroller is a 16-bit CISC controller within the broader embedded microcontroller hierarchy. The S12 family combines an automotive-oriented architecture with integrated communication and timing peripherals, allowing control logic, serial communication, and signal processing to share one device. The MC9S12P64VLH provides 34 I/O ports according to its published specifications, making it suitable for systems that require more interface density than a small 8-bit or compact 16-bit controller.
The device's 32 MHz operating frequency supports faster control-loop execution and more responsive communication handling than lower-frequency HCS12 devices. Its 64 KB Flash store provides 64K x 8 bits of nonvolatile program memory for firmware, while its 5 V operating point and extended temperature range suit harsh embedded environments. The package is a 64-pin gull-wing LQFP, providing a conventional surface-mount footprint with exposed perimeter pads for PCB assembly.
The S12 core is a 16-bit HCS12 CISC design with integrated automotive functionality. Its architecture is intended for body and vehicle control applications where deterministic peripheral access, communication support, and a broad operating-temperature range are important. MC9S12P64VLH also appears in automotive descriptions as part of the S12P family, whose communication-oriented feature set is intended to reduce the external component count required by body-control systems.
Typical uses include CAN-connected body-control modules, automotive gateway controllers, motor and solenoid management units, climate-control interfaces, sensor aggregation nodes, and industrial controllers operating from 5 V rails. Its 34 I/O ports can support discrete inputs, outputs, and communication or control signals where the exact peripheral allocation permits. Engineers should map each signal against the NXP pin-description table before finalizing the board layout.
When designing around the MC9S12P64VLH, check the device's detailed electrical limits, peripheral multiplexing, oscillator options, and programming configuration in the manufacturer documentation. The 64-pin LQFP footprint requires adequate solder mask and land-pattern fidelity, while a 5 V automotive-style environment calls for careful decoupling, grounding, protection, and electromagnetic-compatibility planning around external connectors.
This product record combines the manufacturer product overview, distributor identification, packaging information, and cross-reference research with practical selection guidance. It is intended to help engineers determine whether the MC9S12P64VLH fits an existing 64-pin HCS12 design and what must be verified before committing to a replacement or sourcing decision.
直接替换替代料： MC9S12P64VLH ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： MC9S12P64VLH （相同外形与封装尺寸） ——差异在于 Core, Operating Temperature.
S9S12P64J0CLH
✅ 直接替换📋 参考替代料（不在目录中）
S9S12G64F0MLH
✅ 直接替换联系询价
查看数据手册 →MC9S12P64VLH 最大额定值与电气特性
| Microcontroller Type | 16-bit HCS12 microcontroller |
| Core | S12 CISC core |
| Maximum Clock Speed | 32 MHz |
| Flash Memory | 64 KB (64K x 8 bits) |
| 工作电源电压 | 3.13 V to 5.5 V |
| 工作温度 | -40°C to +105°C |
| Number of I/O Ports | 34 ports |
| Package Type | 64-pin LQFP |
| Package Dimensions | 10 mm x 10 mm |
| 安装类型 | Surface mount |
| Terminal Count | 64 terminals |
| Lead Pitch | 0.50 mm |
| Package Height | 1.00 mm |
| Product Life-Cycle Stage | Active |
| Automotive Qualification | Automotive MCU |
| Shipping Form | Tray |
MC9S12P64VLH 1.00 mm 引脚配置指南
MC9S12P64VLH（1.00 mm 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： MC9S12P64VLH.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MC9S12P64VLH 适用于 6 应用s: Automotive Body-Control Module, CAN Gateway Controller, Climate-Control Interface, Automotive Motor and Solenoid Controller, Industrial Sensor Aggregation Node, Diagnostic and Telemetry Interface.
Automotive Body-Control Module
The MC9S12P64VLH fits body-control modules that combine distributed switch inputs, output drivers, diagnostic functions, and vehicle-network communications. Its 16-bit S12 core operates up to 32 MHz, providing faster control-loop response than many 8-bit automotive controllers, while 64 KB of Flash stores application and diagnostic code. The 34 I/O ports offer useful interface density for a 64-pin LQFP design. Its 3.13 V to 5.5 V supply range and -40°C to +105°C operating grade align with robust 5 V vehicle electronics, subject to platform-specific transient, EMC, and qualification requirements.
推荐
CAN Gateway Controller
The MC9S12P64VLH can serve as the central controller in a CAN gateway that aggregates messages from different vehicle domains and routes them to body, chassis, or diagnostic subsystems. Its 32 MHz S12 core provides computational headroom for protocol handling, message validation, and local diagnostics, while the 64 KB Flash store accommodates gateway firmware. The 34 available I/O ports support status signaling, wake functions, and supervisory inputs when required by the vehicle architecture. A production design must verify CAN electrical-interface components, transceiver behavior, bus fault tolerance, wake timing, and the exact peripheral pin multiplexing in the NXP documentation.
推荐
Climate-Control Interface
The MC9S12P64VLH is appropriate for climate-control interface modules that coordinate panel buttons, sensors, actuators, and communication links. Its 16-bit architecture supports responsive debounce, filtering, control-state logic, and diagnostic handling, while the 32 MHz clock rate allows useful background work without relying on a more complex processor. Sixty-four kilobytes of Flash provides a practical code budget for a dedicated controller, and 34 I/O ports can serve digital climate controls. The 5 V supply range suits conventional vehicle electronics, but actuator drivers should use suitable external transistors because individual port drive limits must be taken from the manufacturer electrical tables.
推荐
Automotive Motor and Solenoid Controller
The MC9S12P64VLH can coordinate relays, small motors, valves, and solenoids in a distributed vehicle subsystem. A 32 MHz 16-bit S12 core supports deterministic sequencing, current monitoring, fault detection, and communications without requiring a separate high-performance processor. Its 64 KB Flash capacity is suitable for embedded control code, and the extended -40°C to +105°C operating range supports harsh installation locations. Because the published summaries do not define every output-drive rating, external driver stages and protection networks should be selected from the datasheet limits. Thermal design must account for local dissipation and the ambient temperature inside the enclosure.
推荐
Industrial Sensor Aggregation Node
The MC9S12P64VLH works as a sensor aggregation and supervisory node when a 5 V industrial system requires local signal processing, serial communications, and a moderate number of discrete interfaces. Its 32 MHz S12 core can handle input conditioning, filtering, state machines, and communication framing, while 64 KB of Flash supports compact embedded firmware. The 34 I/O ports allow expansion through external sensors, latches, and interface logic. The -40°C to +105°C specification covers many industrial environments, although enclosure temperature, isolation, surge protection, grounding, and EMC requirements must be addressed at the system level.
推荐
Diagnostic and Telemetry Interface
The MC9S12P64VLH is suitable for diagnostic or telemetry modules that translate sensor and vehicle-network information into a controller-friendly data stream. Its 32 MHz 16-bit core supports protocol processing and local fault logging, while 64 KB of Flash provides room for code, calibration tables, and diagnostic services. Thirty-four I/O ports support status outputs, service inputs, and communication handshakes in a 64-pin LQFP implementation. The 3.13 V to 5.5 V operating range supports 5 V installations, while the extended temperature rating improves applicability in protected enclosures. Verify the communication peripherals, debugger interface, watchdog behavior, and memory map against the selected firmware configuration.
推荐
推荐产品汇总
工程参考数据： MC9S12P64VLH ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | S9S12P64J0CLH | S9S12G64F0MLH |
|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 64-pin LQFP (10 mm x 10 mm) | 64-pin LQFP | 64-pin LQFP |
| Core | 16-bit S12 CISC core | 16-bit S12 core | 16-bit S12 core |
| Flash Memory | 64 KB (64K x 8 bits) | 64 KB | 64 KB |
关键差异点
- Exact 32 MHz performance and 64 KB Flash configuration （对比 S9S12P64J0CLH)
- Published 34-port interface density （对比 S9S12G64F0MLH)
- Verified 5 V industrial temperature specification （对比 S9S12P64J0CLH)
设计说明
Use the NXP package drawing for the 64-pin LQFP land pattern and preserve its 0.50 mm lead pitch. Place the device with mechanical orientation tied to the PCB silkscreen pin-1 marker, and verify courtyard clearance against adjacent components. Route sensitive clock, reset, and debug nets away from motor-switching nodes. Because the package has closely spaced gull-wing leads, inspect solder joints for bridging and confirm the assembly process supports the 0.50 mm pitch.
Plan a multilayer power-distribution network around the 3.13 V to 5.5 V operating range. Place local high-frequency bypass capacitors at the supply pins using the manufacturer recommendations, provide adequate bulk energy near the controller, and keep return currents short. Vehicle or industrial transients require separate protection components and validated surge paths; do not assume the microcontroller's operating-voltage range protects it from load dump or industrial surge events.
Assign every peripheral connection through the NXP pin-muxing table before laying out the board. Several controller functions can share a pin with different electrical behavior, and changing an alternate-function assignment can affect timing, interrupts, and wake behavior. Keep the reset and clock circuitry isolated from noisy loads, use a defined ground reference for communication interfaces, and reserve programming and debug access that remains usable after final assembly.
Avoid treating a family member with the same Flash capacity as an automatic substitute. Confirm the exact pin names, exposed power and ground assignments, oscillator connections, debugger signals, peripheral multiplexing, interrupt vectors, and programming configuration. Also check the 16 MHz versus 32 MHz clock rating mentioned across secondary records and use the manufacturer documentation as the controlling source for the selected ordering code.
合规信息
The product is identified as an automotive 16-bit MCU, but the verified product summaries do not state its specific RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. These declarations require confirmation from the manufacturer product documentation and the exact ordering code.
