The MCF548X ColdFire microprocessors are based on the V4e ColdFire core and features multiple connectivity peripherals including Ethernet,CAN,PCI and other serial interfaces. In addition, this device offers an encryption accelerator for secure communications in network connected control applications. The MCF548x family is pin compatible with the MCF547x Family of microprocessors offering scalability and flexibility for designs that need to evolve over time.
Features
V4e ColdFire core - delivering up to 308 (Dhrystone 2.1) MIPS at 200 MHz
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Memory Management Unit (MMU)
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Dual precision Floating Point (FPU)
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eMAC - handles DSP-like instructions
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32 KB I-Cache
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32 KB D-Cache
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32 KB on-chip system SRAM
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32-bit 133 MHz DDR/SDR-SDRAM Controller
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Connectivity:
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10/100 Fast Ethernet Controller (FEC)
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CAN 2.0B
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PCI Interface V2.2; 33/66 MHz; five external masters
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DSPI - SPI with DMA capability
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I2C Interface 16-channel
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16-channel direct memory access(DMA) controller
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Security:
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Hardware-acceleration encryption (DES, 3DES, RC4, AES, MD5, SHA-1, RNG)
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388 PBGA package
Featured Documentation
- MCF5485RM: MCF548x Reference Manual
- USCFDEVEVBFS: USCFDEVEVBFS ColdFire Development Tools
- COLDFIRE_OVERVIEW: ColdFire Family Overview Brochure
Current Updates & Releases
Target Applications
- point-of-sale systems
- security systems
- robotics
MCF548X Family Members
| Features | MCF5480 |
MCF5481 |
MCF5482 |
MCF5483 |
MCF5484 |
MCF5485 |
| Freq (MHz) | 166 |
166 |
166 |
166 |
200 |
200 |
| MIPS (Dhrystone 2.1) | 255 |
255 |
255 |
255 |
308 |
308 |
| PCI V2.2 | Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Cache | 32KB Inst 32KB Data |
32KB Inst 32KB Data |
32KB Inst 32KB Data |
32KB Inst 32KB Data |
32KB Inst 32KB Data |
32KB Inst 32KB Data |
| Memory Controller | DDR/SDR DRAM |
DDR/SDR DRAM |
DDR/SDR DRAM |
DDR/SDR DRAM |
DDR/SDR DRAM |
DDR/SDR DRAM |
| 10/100 FEC | 2 |
2 |
1 |
1 |
2 |
2 |
| Encryption | No |
Yes |
No |
Yes |
No |
Yes |
| CAN | 2 |
2 |
2 |
2 |
2 |
2 |
Product Specifications
| Bus Frequency - Max (MHz) | 200, 166 |
| Internal RAM (kByte) | 32 |
| Cache (kByte) | 64 |
| External Memory Supported | DDR |
| Chip Selects | 6 |
| Serial Interface - Type | CAN, Ethernet, PCI V2.2, I2C, SPI |
| I/O Pins | 99 |
| Additional Features | Encryption Hardware Accelerato, Floating Point Unit (FPU), Memory Management Unit (MMU) |
Customer Notice
Because of an order from the United States International Trade Commission, BGA-packaged product lines and part numbers indicated here currently are not available from Freescale for import or sale in the United States prior to September 2010: M52277EVB .
