MCF51JM32VLK - 50.33 MHz 32-Bit ColdFire MCU | NXP
MPN: MCF51JM32VLK ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $7.4167 | $7.42 |
| 10 | $7.4167 | $74.17 |
| 100 | $7.4167 | $741.67 |
| 500 | $7.4167 | $3,708.35 |
| 1,000 | $7.4167 | $7,416.70 |
MCF51JM32VLK Overview
A microcontroller is a programmable system-on-chip that combines a processor core, memory, and peripherals such as timers, serial interfaces, analog inputs, communication modules, and interrupt controllers. The MCF51JM32VLK belongs to the ColdFire V1 microcontroller hierarchy and uses 32-bit RISC-style processing for embedded control. Its Flexis family context is important because the devices share peripherals and tools with related S08 products, supporting migration paths between 8-bit and 32-bit designs.
The part provides 32 KB of flash for program storage and 16 KB of RAM for working data. Its flash memory is specified for read, program, and erase operation over the full operating voltage and temperature range. The 50 MHz maximum frequency provides processing headroom for protocol handling, control loops, and system coordination, while the 80-LQFP package exposes the device's integrated peripheral and I/O resources through 80 terminals.
The MCF51JM family includes four security circuits according to the retrieved technical data, but individual security-feature details and exact peripheral mappings were not provided in the verified snippets. Applications can use the MCU for industrial control, embedded communication, sensor monitoring, and compact embedded systems. Firmware developers should confirm the complete peripheral list, pin multiplexing, clock configuration, memory map, and electrical limits in the official NXP documentation before schematic capture.
For PCB design, reserve all 80 package lands, connect the required power and ground pins according to the official pinout, and route decoupling close to the device. The 2.7 V to 5.5 V range allows integration with common embedded supply rails, but clock, reset, analog, and interface voltage constraints must still be checked. This page distinguishes verified catalog values from parameters requiring confirmation from the complete manufacturer datasheet.
Drop-in alternatives for MCF51JM32VLK — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with MCF51JM32VLK (same form factor and footprint) — differing in Package, Supply Voltage, Connectivity, Flash Memory, Program Memory Size.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MCF51JM64VLK
✅ Drop-In✓ In Stock
$6.05 / Unit
View Datasheet →MCF51JM32EVLK
✅ Drop-In✓ In Stock
$6.08 / Unit
View Datasheet →MCF51JE256CMB
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
Contact for price
View Datasheet →MCF51JE256VML
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
Contact for price
View Datasheet →MCF51QU128VHS
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
Contact for price
View Datasheet →MCF51JM32VLK Maximum Ratings & Electrical Characteristics
| Product Type | 32-bit microcontroller |
| Processor Core | ColdFire V1 |
| Maximum Frequency | 50.33 MHz |
| Flash Memory | 32 KB |
| RAM | 16 KB |
| Operating Voltage | 2.7 V to 5.5 V |
| Operating Temperature | -40°C to +105°C |
| Package | 80-LQFP |
| Package Dimensions | 14 mm × 14 mm |
| Number of Terminals | 80 |
| Core Architecture | Single-core |
| Flash Operation | Read, program, and erase over full operating voltage and temperature |
| Security Circuits | Four security circuits |
| Microcontroller Family | MCF51JM Flexis series |
| Development Ecosystem | Common peripherals and development tools with related S08 devices |
| Mounting Type | Surface mount |
| Temperature Grade | Industrial |
| RoHS Status | unknown |
| REACH Status | unknown |
MCF51JM32VLK 14 mm × 14 mm Pin Configuration Guide
Pin configuration for MCF51JM32VLK (14 mm × 14 mm package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MCF51JM32VLK.
Refer to the datasheet for full pin configuration.
Typical Applications
MCF51JM32VLK is suitable for 6 applications: Industrial Sensor Monitoring, Embedded Communication Controller, Compact Embedded Control System, Data Acquisition Front End, Power and Process Control, Industrial HMI and System Control.
Industrial Sensor Monitoring
The MCF51JM32VLK fits industrial sensor-monitoring designs that need more control headroom than an 8-bit MCU. Its ColdFire V1 core is specified up to 50.33 MHz, while 32 KB flash and 16 KB RAM provide room for acquisition logic, filtering, diagnostics, and communication routines. The -40°C to +105°C range supports industrial environments. Confirm the required ADC, timers, serial interfaces, and I/O mapping in the official datasheet before finalizing the circuit.
Recommended
Embedded Communication Controller
The MCF51JM32VLK can serve as an embedded communication controller when a design benefits from 32-bit processing and 16 KB RAM. The ColdFire V1 core operating up to 50.33 MHz can support protocol state machines, buffering, and supervisory logic, while 32 KB flash provides firmware storage. Interface availability, pin multiplexing, baud-rate requirements, and timing must be checked in the complete NXP documentation rather than inferred from the family name.
Recommended
Compact Embedded Control System
The MCF51JM32VLK is appropriate for compact embedded systems that combine sequencing, timing, and supervisory control in one microcontroller. Its 50.33 MHz ColdFire V1 core provides processing margin, and the 16 KB RAM can support working buffers and control state. The 80-LQFP package exposes a substantial pin count for external connections. Verify all 80 terminals and board-level escape routing against the official package drawing.
Recommended
Data Acquisition Front End
For data-acquisition roles, the MCF51JM32VLK offers a 32-bit core at up to 50.33 MHz with 16 KB RAM for sample handling and control. It can coordinate sensors, timing, filtering, and host communication, provided the selected device includes every required peripheral. Because the verified excerpts do not specify ADC resolution, converter count, sampling rate, or analog voltage range, those values must be confirmed from the manufacturer datasheet before claiming suitability.
Recommended
Power and Process Control
The MCF51JM32VLK can be evaluated for process-control tasks requiring a deterministic embedded controller with more computation than a small 8-bit MCU. The ColdFire V1 core, 32 KB flash, and 16 KB RAM support control algorithms and supervisory functions. Its industrial temperature specification is -40°C to +105°C, but control-loop timing, watchdog behavior, analog interfaces, fault handling, and safety requirements must be verified from the official datasheet.
Recommended
Industrial HMI and System Control
The MCF51JM32VLK may be used in an embedded system-control or HMI backend where the MCU coordinates inputs, outputs, and communications. Its 80-LQFP package provides access to a broad pin count, and the 50.33 MHz processor leaves capacity for protocol and control software. Display-driver requirements, electrical levels, package routing, and memory demands must be checked against the specific board architecture; no display interface specification was included in the verified data.
Recommended
Recommended Products Summary
Engineering reference data for MCF51JM32VLK — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MCF51JM64VLK | MCF51JM32EVLK | MCF51JE256CMB | MCF51JE256VML | MCF51QU128VHS |
|---|---|---|---|---|---|---|
| Package | 80-LQFP | 80-LQFP | 80-LQFP family package | 80-LQFP package | 80-LQFP package | 80-LQFP package |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | ColdFire V1 | ColdFire family; exact core requires verification | MCF51JM family; exact core requires verification | ColdFire family; exact core requires verification | ColdFire family; exact core requires verification | ColdFire family; exact core requires verification |
Key Differentiators
- MCF51JM family positioning (vs MCF51JE256CMB)
- Processor resource target (vs MCF51JM64VLK)
- Documented industrial range (vs MCF51JM32EVLK)
Design Notes
Use the official NXP 80-LQFP package drawing before placing the footprint. Keep power and ground connections short, place required bypass capacitors adjacent to the relevant pins, and preserve adequate escape routing for all 80 terminals. Do not infer missing pin functions from a generic 80-LQFP symbol because the supplied excerpts do not provide the complete pin table.
The verified operating range is 2.7 V to 5.5 V, but that range alone does not determine the final power architecture. Confirm which supply rails are mandatory, their tolerance and sequencing requirements, and the maximum current for every peripheral. Use the manufacturer datasheet for decoupling values and absolute maximum limits rather than copying a generic MCU power circuit.
Do not treat related MCF51JM, MCF51JE, or MCF51QU devices as automatic replacements. Confirm pin names, alternate-function mapping, memory size, peripheral availability, voltage, temperature grade, clock setup, and software support. A same-package family relationship can still require firmware, board, and programming changes, so replacement approval should be documented against the official datasheets.
Compliance Information
The supplied verified results identify an industrial temperature grade but do not provide RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. Compliance must be confirmed from NXP product documentation or current distributor/certification records.
