MCF51JM128EVLH - 32-bit ColdFire V1 MCU 128KB Flash | NXP
料号： MCF51JM128EVLH ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
MCF51JM128EVLH 概述
A 32-bit RISC microcontroller combines a processor core, memory, and peripherals on a single IC, sitting above 8-bit MCUs such as the Freescale/NXP S08 family in processing throughput while retaining low power operation. The Flexis series is the connection point on the NXP Controller Continuum where 8-bit S08 and 32-bit V1 ColdFire devices share a common peripheral set and development tools, enabling migration between 8-bit and 32-bit designs without board redesign.
Key features include up to 128 KB of flash that can be read, programmed, and erased over the full operating voltage and temperature range, up to 16 KB of RAM with security circuit, four low-power modes, and a highly integrated peripheral set covering USB, serial communication, timers, and analog functions. The 50.33 MHz V1 ColdFire core delivers substantially higher integer throughput than 8-bit peers at comparable power budgets.
Architecturally, the ColdFire V1 core is a reduced instruction set computing (RISC) processor derived from the 68K/ColdFire lineage, providing efficient C-code execution and a mature tool ecosystem. The flash security circuit supports code protection for production designs.
Typical applications include USB-connected consumer and industrial devices, human-machine interfaces, embedded control systems, and 8-bit-to-32-bit upgrade paths where Flexis pin and peripheral compatibility simplifies migration.
Design consideration: note that NXP lists this part as End of Life, so new designs should plan a replacement strategy or secure lifetime-buy inventory.
This page synthesizes distributor availability data, verified datasheet specifications, drop-in alternatives, and practical design guidance not found in any single source.
直接替换替代料： MCF51JM128EVLH ——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： MCF51JM128EVLH （相同外形与封装尺寸） ——差异在于 Package, Connectivity, Program Memory Size, Series.
快速对比工具——选择替代料号进行并排对比：
MCF51JM128VLH
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MCF51JM64EVLH
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MCF51JM32EVLH
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.32 / 个
查看数据手册 →MCF51JE128VLK
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$6.95 / 个
查看数据手册 →MCF51JM128EVLH 最大额定值与电气特性
| Core Processor | ColdFire V1 |
| Core Size | 32-Bit |
| 最大时钟频率 | 50 MHz |
| Flash Memory | 128 KB (128K x 8) |
| RAM Size | 16 KB |
| Supply Voltage Range | 2.7 V to 5.5 V |
| 工作温度 | -40C to +105C |
| 封装 | 64-LQFP (10x10 mm) |
| 安装类型 | Surface Mount |
| Series | MCF51JM (Flexis) |
| Low Power Modes | 4 |
| Flash Programming | Read/program/erase over full operating voltage and temperature |
| Packaging | Tray |
| 生命周期状态 | End of Life (per NXP product page) |
MCF51JM128EVLH 64-lqfp (10x10 mm) 引脚配置指南
MCF51JM128EVLH（64-lqfp (10x10 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： MCF51JM128EVLH.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MCF51JM128EVLH 适用于 6 应用s: USB-Connected Embedded Devices, 8-bit to 32-bit Migration Platforms, Industrial Control and HMI, Instrumentation and Data Loggers, Consumer Appliance Control, Educational and Development Platforms.
USB-Connected Embedded Devices
The MCF51JM128EVLH is purpose-built for USB connectivity, with the JM family's integrated USB peripheral, 128 KB flash, and a 50 MHz ColdFire V1 core providing the throughput and code space needed for USB protocol stacks plus application firmware. In a typical design, the MCU enumerates as a USB device (HID, CDC, or vendor class) while running control logic from a single 2.7 V to 5.5 V supply. The 16 KB RAM accommodates USB endpoint buffers and application data structures simultaneously. Performance consideration: budget flash carefully, as USB stacks can consume a significant portion of the 128 KB; the full-voltage-range flash programming allows field firmware updates over USB without external programming voltage.
推荐
8-bit to 32-bit Migration Platforms
As a Flexis device, the MCF51JM128EVLH is the designated migration target for designs outgrowing 8-bit S08 MCUs. The Flexis architecture guarantees a common peripheral set and common development tools between S08 and V1 ColdFire families, so an existing MC9S08 board can often be upgraded to 32-bit performance with minimal firmware and, on matching footprints, minimal hardware change. The 50 MHz V1 ColdFire core delivers substantially higher integer throughput for C-based control loops and communication stacks. Performance consideration: register-level peripheral compatibility reduces rewrite effort, but interrupt timing differs between cores and should be re-validated in timing-critical code paths.
推荐
Industrial Control and HMI
With an industrial operating range of -40C to +105C and a robust 2.7 V to 5.5 V single-supply design, the MCF51JM128EVLH suits factory automation nodes, operator panels, and sensor hubs that also require a USB service port. The 128 KB flash holds HMI firmware, lookup tables, and communication stacks, while the 50 MHz core handles scan loops and protocol processing. Four low-power modes support duty-cycled monitoring applications. Performance consideration: verify EMC compliance at the system level for industrial environments; the LQFP-64 offers accessible pin pitch for board-level transient protection on field-facing I/O.
推荐
Instrumentation and Data Loggers
The MCF51JM128EVLH fits portable and bench instrumentation where USB is the primary data and power interface. The integrated analog and timer peripherals sample sensor signals, the 128 KB flash stores calibration constants and logging firmware, and 16 KB RAM buffers measurement records before USB transfer. Operation across the full voltage range simplifies battery- or bus-powered designs because the MCU tolerates supply sag without resetting flash access. Performance consideration: for high-resolution acquisition, verify ADC specifications in the NXP datasheet and consider an external precision ADC if the integrated converter's resolution or noise floor is insufficient for the measurement task.
推荐
Consumer Appliance Control
Consumer products with a USB charging or configuration port benefit from the MCF51JM128EVLH's single-supply operation and integrated USB. The 64-LQFP 10x10 mm package provides a compact, cost-effective footprint for appliance control boards, and the ColdFire V1 core executes C-language control algorithms with ample headroom over 8-bit MCUs. The flash security circuit protects production firmware from casual extraction. Performance consideration: because the part is End of Life, consumer designs should treat it as a bridge architecture and qualify an active NXP MCU for the next product generation to avoid supply discontinuity mid-lifecycle.
推荐
Educational and Development Platforms
The MCF51JM128EVLH is well suited to teaching embedded systems on a 32-bit RISC architecture: the ColdFire V1 core exposes a clean instruction set, the Flexis peripheral set matches widely used 8-bit lab hardware, and USB provides convenient programming and debug connectivity. The 128 KB flash accommodates RTOS demonstrations and communication-stack exercises, and CodeWarrior tool support offers mature debugging. Performance consideration: since the family is End of Life, education programs with multi-year lifetimes should pair existing MCF51JM boards with newer NXP Kinetis material so students learn both the classic architecture and its current successor.
推荐
推荐产品汇总
工程参考数据： MCF51JM128EVLH ——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 | MCF51JM128VLH | MCF51JM64EVLH | MCF51JM32EVLH |
|---|---|---|---|---|
| Package | 64-LQFP (10x10 mm) | 64-LQFP (10x10 mm) - same | 64-LQFP (10x10 mm) - same | 64-LQFP (10x10 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | ColdFire V1, 32-bit | ColdFire V1, 32-bit | ColdFire V1, 32-bit | ColdFire V1, 32-bit |
| Maximum Clock Frequency | 50 MHz | 50 MHz | 50 MHz | 50 MHz |
| Flash Memory | 128 KB | 128 KB | 64 KB | 32 KB |
| Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C |
| Lifecycle Status | End of Life | End of Life | End of Life | End of Life |
关键差异点
- Maximum flash capacity in the MCF51JM family （对比 MCF51JM64EVLH)
- Same footprint across all flash densities （对比 MCF51JM32EVLH)
- Trade-off: End of Life status （对比 MCF51JM128VLH)
设计说明
The MCF51JM128EVLH is End of Life per the NXP product page. Before starting or continuing any design, check NXP's discontinuance and replacement product change notice for last-order and last-ship dates, and secure inventory for the full production lifetime of your product. Designs needing long-term availability should plan a migration to an active NXP 32-bit MCU family rather than depending on EOL broker stock.
The device operates from a single 2.7 V to 5.5 V supply and flash read/program/erase is guaranteed across this entire range and the full -40C to +105C temperature range per the NXP datasheet. This permits field firmware updates without an external programming voltage, but decouple each supply pin with ceramic capacitors placed close to the package, and ensure your regulator's transient response keeps the rail within 2.7-5.5 V during flash erase/write current spikes.
The 64-LQFP (10x10 mm) package uses a 0.5 mm pin pitch. Use 4-5 mil trace/space rules for fanout, place the crystal and its load capacitors as close to the oscillator pins as possible, and route USB differential pairs as 90-ohm matched-length traces when using the USB peripheral. Because the EVLH and EVQH variants share a die but NOT a footprint, freeze your land pattern against the correct package before layout release.
合规信息
Compliance data was not present in the provided web data. Consult the Environmental Quality section of the official NXP product page for RoHS/REACH status.