NXP Semiconductors MK61FX512VMJ15

Overview

MK61FX512VMJ15 from NXP (formerly Freescale) is a 150 MHz ARM Cortex-M4 microcontroller with DSP instructions and single-precision floating-point unit, featuring 512 KB on-chip flash, 128 KB SRAM, 512 KB FlexNVM, and 16 KB FlexRAM for configurable EEPROM emulation. It integrates dual CAN interfaces, IEEE 1588 Ethernet MAC with MII/RMII, USB OTG LS/FS/HS, and hardware encryption - deployed in industrial ePOS PINPADs requiring PCI PTS 3.0 pre-certification.

For engineers reviewing the MK61FX512VMJ15 datasheet, MK61FX512VMJ15 pinout, MK61FX512VMJ15 application, or MK61FX512VMJ15 equivalent, key selection criteria include its 256-pin MAPBGA package, -40°C to +105°C extended temperature rating, 1.71–3.6 V operation with flash programmability down to 1.71 V, and support for concurrent code execution and firmware updates via independent flash banks.

Technical Context

The MK61FX512VMJ15 implements a Harvard-architecture ARM Cortex-M4 core with 1.25 DMIPS/MHz performance, integrated DSP extensions, and optional single-precision FPU. Its memory subsystem includes FlexMemory architecture enabling dynamic partitioning of 512 KB FlexNVM between program/data flash and EEPROM backup, backed by 16 KB FlexRAM supporting byte-write/erase operations with >10 million endurance cycles.

Peripherals are organized around a multi-layer AHB/APB bus matrix with 32-channel DMA, dual CAN 2.0B controllers, IEEE 1588 timer with 4-channel capture/compare, and four 16-bit ADCs (totaling 77 single-ended channels). Power management supports 10 distinct low-power modes, including very-deep-sleep with asynchronous wake-up via LLWU and RTC.

Key Specifications

Pinout & Package

Package: 256-pin MAPBGA (17 mm × 17 mm, 0.8 mm pitch), RoHS-compliant, moisture sensitivity level 3.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with MK61FN1M0VMJ15 and KE18F512VLL16, the MK61FX512VMJ15 uniquely balances configurable nonvolatile memory, PCI PTS-ready security, and IEEE 1588 Ethernet - making it optimal for certified payment terminals and time-critical industrial gateways where both data persistence and network synchronization are essential.

Availability

MK61FX512VMJ15 is available at Aetrix Electronics and suitable for industrial ePOS terminals, IEEE 1588 gateways, and secure remote I/O modules requiring stable component supply across extended product lifecycles.

Supply support for MK61FX512VMJ15 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor leader focused on secure connectivity solutions for automotive, industrial, and IoT markets, with roots in Freescale's Kinetis MCU portfolio.

The MK61FX512VMJ15 belongs to the K61 family - designed specifically for high-reliability, security-critical applications such as PCI PTS 3.0 ePOS systems and time-synchronized industrial networking.

FAQ

What is the maximum operating frequency and core architecture of the MK61FX512VMJ15?

The MK61FX512VMJ15 features an ARM Cortex-M4 core rated at 150 MHz with DSP instruction set and optional single-precision floating-point unit. It delivers 1.25 DMIPS/MHz performance and supports Thumb®-2 instruction encoding. The core uses a 3-stage pipeline with branch speculation and integrated bus matrix for efficient peripheral access - all confirmed in the K61 Family Product Brief Rev. 9.

Does the MK61FX512VMJ15 support IEEE 1588 Precision Time Protocol?

Yes, the MK61FX512VMJ15 includes a dedicated IEEE 1588 timer with 4-channel capture/compare capability and integrated Ethernet MAC supporting MII/RMII physical interfaces. Hardware timestamping is performed within the MAC, enabling sub-microsecond synchronization accuracy - explicitly documented in Table 4 of the K61 Family Product Brief.

How is FlexMemory configured on the MK61FX512VMJ15?

The MK61FX512VMJ15 includes 512 KB FlexNVM and 16 KB FlexRAM. FlexNVM can be partitioned between program/data flash and EEPROM backup; FlexRAM defines the maximum EEPROM array size and supports byte-write/erase operations with >10 million endurance cycles. Configuration is done via runtime registers and is fully supported in Kinetis SDK - per Section 4.2 of the K61 Family Product Brief.

What security features make the MK61FX512VMJ15 suitable for PCI PTS 3.0 ePOS applications?

The MK61FX512VMJ15 includes hardware AES/DES encryption, tamper detection with 8 dedicated external pins, secure key storage area, and cyclic redundancy check (CRC) engine - all validated for PCI PTS 3.0 pre-certification. These features are explicitly cited in Section 2 ("K61 Family Introduction") of the K61 Family Product Brief.

What is the package type and pin count of the MK61FX512VMJ15?

The MK61FX512VMJ15 uses a 256-pin MAPBGA package (17 mm × 17 mm, 0.8 mm pitch), as confirmed in Table 3 and Table 4 of the K61 Family Product Brief. Pin compatibility is guaranteed across all K61 devices sharing the same package variant - enabling migration within the family without PCB redesign.

Does the MK61FX512VMJ15 include USB OTG functionality with on-chip transceiver?

Yes, the MK61FX512VMJ15 integrates a full-speed USB OTG controller with on-chip transceiver (LS/FS), plus device charger detection (DCD) and 120 mA regulator. High-speed (HS) operation requires external ULPI interface - confirmed in Table 4 under "Communication Interfaces" in the K61 Family Product Brief.