MC68EN360CAI25L

The MC68EN360CAI25L is a single‑core, 32‑bit CPU32+ microprocessor in a 240‑pin FQFP package, operating at 25 MHz. It combines a CPU32+ core with a dedicated Communications Processor Module (CPM) and multiple serial controllers for embedded communications and protocol handling.

Designed for industrial embedded systems, this device targets applications that require integrated communications peripherals, on‑chip DMA/timers, and proven system integration features while operating across an industrial temperature range.

Key Features

• CPU Core CPU32+ single core, 32‑bit architecture running at 25 MHz; datasheet lists 4.5 MIPS performance at 25 MHz.
• Memory and Bus Up to 32‑bit data bus with dynamic bus sizing for 8/16 bits and support for multiple memory types; flexible memory interface with boot chip select options.
• Communications Processor Module (CPM) On‑chip CPM with RISC controller and communications‑focused command set; supports 224 buffer descriptors for efficient serial data handling.
• Serial Channels Seven serial channels implemented as four SCCs, two SMCs and one SPI; SCC1 supports Ethernet/IEEE 802.3 full 10 Mbps (feature available on MC68EN360 variants).
• DMA and Timers Two independent IDMAs with 32‑bit internal/external transfer support, buffer chaining and auto buffer modes; four general‑purpose timers configurable as four 16‑bit or two 32‑bit timers.
• System Integration Module (SIM60) On‑chip system monitoring and control including bus monitor, double bus fault monitor, spurious interrupt monitor, software watchdog, periodic interrupt timer, clock synthesizer and breakpoint logic; IEEE 1149.1 Test Access Port supported.
• Interfaces & Protocol Support Hardware support for HDLC/SDLC (up to 2 Mbps on all SCC channels), HDLC bus, AppleTalk and other serial protocols through the CPM and SCCs.
• Package & Power 240‑pin FQFP (32×32 mm footprint), surface‑mount. I/O voltage: 5 V.
• Industrial Temperature Rating Qualified for operation from −40 °C to 85 °C.
• Environmental Compliance RoHS compliant.

Typical Applications

• Industrial Communications Controllers Integrates multiple serial channels, CPM offload and on‑chip DMA for protocol handling and fieldbus bridging in industrial networks.
• Networked Embedded Equipment SCC1 Ethernet support (10 Mbps) plus multiple serial ports make it suitable for small routers, gateways and protocol converters that require integrated networking.
• Telecommunications and PBX Interfaces HDLC/SDLC support and multiple serial channels enable telecom protocol processing and line interface applications.
• Embedded Control Systems On‑chip timers, DMA and watchdog, combined with industrial temperature rating, support motion controllers, machine interfaces and other control tasks.

Unique Advantages

• Highly Integrated Communications Support: Four SCCs plus SMCs and SPI, together with a CPM and hardware HDLC support, reduce external peripheral requirements for communication‑centric designs.
• Offloaded Protocol Processing: CPM with a RISC controller and 224 buffer descriptors enables efficient, low‑overhead serial and network data handling.
• Flexible Memory and Bus Options: 32‑bit data bus with dynamic sizing and boot chip select options simplifies memory subsystem design and supports multiple memory types.
• System Reliability Features: SIM60 provides bus monitoring, watchdog, fault detection and IEEE 1149.1 TAP for improved system diagnostics and reliability.
• Industrial Temperature Range: Rated for −40 °C to 85 °C operation, meeting demanding environmental requirements without external thermal management in many designs.
• Standard 240‑Pin FQFP Package: High pin count in a common surface‑mount form factor simplifies board layout for complex I/O routing.

Why Choose MC68EN360CAI25L?

The MC68EN360CAI25L positions itself as a compact, communications‑focused microprocessor solution that combines a CPU32+ core with a dedicated Communications Processor Module, multiple serial controllers and on‑chip DMA/timers. Its integration reduces external components and streamlines designs that need robust serial and Ethernet connectivity within an industrial temperature envelope.

This part is well suited to engineers designing industrial networking equipment, embedded gateways, telecom interfaces and control systems that benefit from built‑in protocol acceleration, on‑chip system monitors and a proven 32‑bit architecture backed by NXP Semiconductors documentation.

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