Description
| Parameter | Specification Details |
| Product Name | CPU3640 Processor Module |
| Model Number | FLN3524A (CPU3640) |
| Manufacturer | Motorola Solutions |
| System Series | ACE3600 Remote Terminal Unit (RTU) |
| Processor | 200 MHz PowerPC Processor |
| Memory | 16 MB Flash / 32 MB SDRAM / 512 KB NVRAM |
| Communication Ports | 1 x Ethernet (10/100), 2 x Serial (RS-232/RS-485) |
| Protocol Support | MDLC, Modbus RTU/TCP, DNP3, DF1 |
| Operating Voltage | 3.3 VDC / 5 VDC (via backplane) |
| Operating Temp | -40°C to +70°C (-40°F to +158°F) |
| I/O Capacity | Supports up to 110 I/O modules per RTU |
| Clock/Calendar | Real-time clock with battery backup |
The Motorola FLN3524A (CPU3640) is the primary processing engine for the ACE3600 high-performance RTU, designed for demanding SCADA applications in water, power, and oil & gas sectors. In my experience, this CPU is highly valued for its MDLC (Motorola Data Link Communications) protocol capabilities, which allow for seamless peer-to-peer networking and remote diagnostic access over low-bandwidth radio links. Its ruggedized design ensures stable logic execution in extreme environments, and the onboard Ethernet port allows it to act as a secure gateway between field-level serial devices and modern enterprise-level management systems.
MOTOROLA FLN3524A CPU3640
MOTOROLA FLN3524A CPU3640
MOTOROLA FLN3524A CPU3640
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