Details

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BUY MC68040FE25V https://www.utsource.net/itm/p/1321123.html
32-BIT W/ CACHE, MMU

Parameter	Symbol	Min	Typical	Max	Unit
Supply Voltage	Vcc	4.75	5.0	5.25	V
Operating Temperature	Toper	-40		85	°C
Storage Temperature	Tstg	-65		150	°C
Clock Frequency	fCLK		25		MHz
Power Consumption	Pd		4.0		W
Instruction Cycle Time	tCY		40		ns
Data Bus Width	DBW		32		bits
Address Bus Width	ABW		32		bits
Internal Cache Size	ICache		4		KB
Internal Cache Size	DCache		4		KB
Floating Point Unit	FPU		Yes
Bus Interface	BUS		VMEbus

Instructions for Use:

1. Power Supply:

   • Ensure the supply voltage (Vcc) is within the specified range of 4.75V to 5.25V.
   • Use a stable power source to avoid voltage fluctuations that can affect performance.

2. Temperature:

   • Operate the device within the temperature range of -40°C to 85°C to ensure reliable performance.
   • Store the device between -65°C and 150°C.

3. Clocking:

   • The clock frequency (fCLK) should be set to 25 MHz for optimal performance.
   • Ensure the clock signal is clean and free from excessive noise.

4. Power Consumption:

   • The typical power consumption is 4.0W. Design the power supply and cooling system to handle this load.

5. Instruction Cycle Time:

   • The typical instruction cycle time is 40 ns. This is important for timing considerations in system design.

6. Data and Address Buses:

   • The data bus width is 32 bits, and the address bus width is also 32 bits.
   • Ensure the bus interfaces are correctly configured to match these specifications.

7. Internal Cache:

   • The device features 4 KB of internal instruction cache (ICache) and 4 KB of internal data cache (DCache).
   • These caches improve performance by reducing memory access times.

8. Floating Point Unit:

   • The device includes an integrated floating-point unit (FPU) for enhanced mathematical operations.

9. Bus Interface:

   • The device supports the VMEbus interface for communication with other system components.
   • Ensure the bus interface is correctly configured and connected.

For detailed application notes and further technical information, refer to the official MC68040FE25V datasheet provided by the manufacturer.

(For reference only)