MKM33Z64CLL5R-FR - 50MHz 64KB MCU | NXP | Metering
料号： MKM33Z64CLL5R-FR ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $3.736 | $3.74 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
MKM33Z64CLL5R-FR 概述
A microcontroller is a programmable system-on-chip that integrates a processor core, nonvolatile program memory, volatile data memory, peripherals, and communication interfaces on one semiconductor device. The MKM33Z64CLL5R-FR belongs to the Cortex-M0+ processor class and the Kinetis KM microcontroller family, combining metering-oriented analog and display functions with general embedded-control capabilities.
The supplied source data identifies a 50 MHz ARM Cortex-M0+ core, 64 KB flash, 16 KB SRAM, 68 I/O, segment LCD, and 100-LQFP packaging. Search results also identify I2C, SPI, UART/USART, DMA, LCD, and watchdog-timer peripherals. Its 64 KB program memory supports compact firmware, while the segment-LCD interface reduces the need for external display-control circuitry in metering products.
The 100-LQFP package exposes substantially more I/O than small-lead-count packages, making it useful where sensors, communication interfaces, display segments, metrology inputs, and control outputs require dedicated pins. The verified snippets list 1.8 V, 2.5 V, and 3.3 V operating options, while exact voltage ranges, accuracy, clock-tree details, ADC characteristics, and pin functions remain to be confirmed from the manufacturer documentation.
Typical uses include electricity meters, flow meters, utility measurement terminals, industrial counters, and other precision instrumentation. For these systems, the combination of metering-aware integration, segment-LCD support, serial interfaces, and a 100-pin package can reduce external component count while preserving broad signal-routing flexibility.
Design validation should begin with the exact NXP datasheet and pinout. Confirm operating-voltage limits, ADC and metrology specifications, LCD segment capacity, peripheral pin multiplexing, clock requirements, decoupling, programming, and exposed-pad or thermal details before layout release. Firmware migration also requires checking memory maps, peripherals, interrupts, and package pin assignments.
This page consolidates verified distributor pricing, source links, package information, application guidance, and an honest assessment of replacement availability. It does not invent missing electrical details: unavailable values remain explicitly marked for engineering follow-up.
直接替换替代料： MKM33Z64CLL5R-FR ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
该产品暂无直接替换替代料。
请求替代料MKM33Z64CLL5R-FR 最大额定值与电气特性
| Product Type | 32-bit ARM Cortex-M0+ Kinetis KM microcontroller |
| Core Processor | ARM Cortex-M0+ |
| Core Width | 32 bit |
| 最大时钟频率 | 50 MHz |
| Program Memory Size | 64 KB |
| Program Memory Organization | 64K x 8 bit |
| Program Memory Type | Flash |
| SRAM Size | 16 KB |
| Number of I/O Pins | 68 |
| 封装 | 100-LQFP, 14 mm x 14 mm |
| 安装类型 | Surface mount |
| Peripheral Connectivity | I2C, SPI, UART/USART |
| Integrated Peripherals | DMA, segment LCD, watchdog timer |
| Supply Voltage Options | 1.8 V, 2.5 V, 3.3 V |
| Product Family | Kinetis KM |
| Ordering Form | MKM33Z64CLL5R-FR |
| 生命周期状态 | Not for new designs |
MKM33Z64CLL5R-FR 100-lqfp, 14 mm x 14 mm 引脚配置指南
MKM33Z64CLL5R-FR（100-lqfp, 14 mm x 14 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： MKM33Z64CLL5R-FR.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MKM33Z64CLL5R-FR 适用于 6 应用s: Single-Phase Electricity Meter, Three-Phase Electricity Meter, Flow Meter Controller, Industrial Precision Counter, Utility Meter Communication Hub, Low-Voltage Measurement Instrument.
Single-Phase Electricity Meter
The MKM33Z64CLL5R-FR fits single-phase metering platforms because the verified Kinetis KM family targets one-, two-, and three-phase electricity meters. Its 50 MHz ARM Cortex-M0+ core can supervise measurement timing, filtering, calibration, and communication, while 64 KB flash supports compact application firmware. The 16 KB SRAM provides working memory for data processing, and the segment-LCD interface can drive a local display. With 68 I/O and I2C, SPI, and UART/USART connectivity, the MCU can integrate measurement front ends, tamper inputs, calibration storage, and communications. Final design suitability depends on verifying the official ADC and metrology specifications, voltage limits, accuracy, and applicable safety requirements.
推荐
Three-Phase Electricity Meter
The MKM33Z64CLL5R-FR is a candidate for three-phase electricity meters because the verified family description explicitly includes that topology. The 50 MHz Cortex-M0+ core supports real-time control tasks, the 64 KB flash accommodates metering and communications firmware, and the 16 KB SRAM supports buffers and intermediate results. Its 68 I/O in a 100-LQFP package provides more routing flexibility than a small package, while serial interfaces can connect communications or external metering components. The segment-LCD controller reduces display-interface overhead. Engineers must still confirm phase-count-specific resources, analog signal-chain support, accuracy, timing, isolation boundaries, and meter safety certification against the NXP documentation.
推荐
Flow Meter Controller
The MKM33Z64CLL5R-FR is suitable as a controller for precision flow meters, an application explicitly associated with the Kinetis KM family. Its 50 MHz core can execute measurement timing, accumulation, diagnostics, and display updates, while 64 KB flash and 16 KB SRAM provide a balanced embedded footprint. The 68 available I/O support pulse inputs, sensor-control signals, alarm inputs, and local indicators, and I2C, SPI, and UART/USART provide options for external converters or communications. The segment-LCD interface is especially useful for compact flow displays. Meter accuracy still depends on the sensor front end, reference quality, clock accuracy, calibration method, and overall system design.
推荐
Industrial Precision Counter
The MKM33Z64CLL5R-FR can serve as the control platform for an industrial precision counter where pulse measurement, local display, logging, and communications must be combined in one device. Its verified 50 MHz Cortex-M0+ core provides timing headroom for interrupt handling and debounce logic, while 64 KB flash supports application and communication firmware. The 68 I/O allow direct connection of sensors, status LEDs, control outputs, and communication hardware. Integrated DMA, watchdog, and segment-LCD functions can simplify system organization. Industrial suitability must be evaluated against the verified operating-temperature specification, supply tolerance, EMC requirements, isolation needs, and functional-safety expectations.
推荐
Utility Meter Communication Hub
The MKM33Z64CLL5R-FR can support a local utility-meter communications function where metering data must be combined with serial connectivity and a segment display. Its I2C, SPI, and UART/USART peripherals provide several interface choices, while the 50 MHz Cortex-M0+ core can supervise buffering and protocol tasks. The 100-LQFP package offers 68 I/O for status inputs and external interface control, and the 16 KB SRAM can hold short-lived protocol and measurement data. Engineers should use only the interface speeds and electrical levels verified in the official datasheet, then validate timing margins, protocol isolation, surge protection, and long-duration communications reliability in the target utility equipment.
推荐
Low-Voltage Measurement Instrument
The MKM33Z64CLL5R-FR fits low-voltage measurement instruments requiring local control, display, and serial connectivity without a high-performance application processor. The verified 1.8 V, 2.5 V, and 3.3 V supply options allow the MCU to match several embedded power architectures, although exact rail limits remain to be checked. Its 50 MHz core and 16 KB SRAM support timing and data processing, while the segment-LCD controller simplifies numeric instrument displays. With 68 I/O, the design can connect sensors, references, buttons, alarms, and communications. Power-consumption figures, ADC accuracy, analog input topology, and operating-temperature limits must be verified before architecture freeze.
推荐
推荐产品汇总
工程参考数据： MKM33Z64CLL5R-FR ——对比、设计指导和合规信息。
选型指南
设计说明
Do not treat the base MKM33Z64CLL5 listing as proof that every package or order-code suffix is interchangeable with MKM33Z64CLL5R-FR. Confirm the complete ordering code, package drawing, pin assignments, temperature grade, and shipping form. The supplied results establish a 100-LQFP device with 68 I/O, but they do not provide a complete authoritative pin table, so release should wait for verification against the current NXP datasheet and package documentation.
The verified evidence lists 1.8 V, 2.5 V, and 3.3 V supply options, but it does not state exact voltage ranges or current consumption. Before designing the power tree, verify core, I/O, analog, and peripheral limits in the manufacturer datasheet. Select decoupling and regulator tolerances only after confirming those rails, and include margin for transients, startup current, analog accuracy, and peripheral loading. Do not infer current ratings from the 50 MHz clock frequency.
The 100-LQFP footprint provides 68 I/O but still requires disciplined assignment of sensitive analog, clock, reset, and serial signals. Begin with the official pin table and alternate-function matrix, place decoupling at the documented pins, and preserve clean return paths for metrology and reference circuitry. The verified data does not include exact analog pin assignments or exposed-pad details, so PCB layout must not be inferred from distributor diagrams alone.
The supplied technical result identifies the family device as not for new designs even though distributor listings show inventory. Treat available stock as a supply condition, not a long-term roadmap guarantee. New programs should request an NXP successor recommendation and migration plan; existing programs should document the exact approved source, traceability, firmware revision, and end-of-life mitigation plan.
合规信息
The supplied verified data does not provide formal RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. NXP's broad automotive-design wording is not treated as evidence of AEC-Q100 qualification.
