MC68040FE25A Freescale Semiconductor, MC68040FE25A Datasheet - Page 18

• Manufacturer Part Number: MC68040FE25A
• Description: IC MICROPROCESSOR 32BIT 184-CQFP
• Manufacturer: Freescale Semiconductor

Specifications of MC68040FE25A

• Processor Type: M680x0 32-Bit
• Speed: 25MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 184-CQFP
• Family Name: M68000
• Device Core: ColdFire
• Device Core Size: 32b
• Frequency (max): 25MHz
• Instruction Set Architecture: RISC
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 184
• Package Type: CQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Compliant

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9-11
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10-3
11-1
11-2
11-3
11-4
11-5
11-6
11-7
11-8
11-9
11-10 Heat Sink with Adhesive .............................................................................. 11-20
11-11 Heat Sink with Attachment ........................................................................... 11-21
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12-2
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A-2
A-3
A-4
A-5
A-6
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A-8
A-9
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B-9
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Figure
Format of Denormalized Operand in State Frame ....................................... 9-24
MC68040 Floating-Point State Frames ........................................................ 9-40
Mapping of Command Bits for CMDREG3B Field ....................................... 9-42
Simple Instruction Timing Example .............................................................. 10-5
Instruction Overlap with Multiple Clocks ...................................................... 10-6
Interlocked Stages ....................................................................................... 10-7
Clock Input Timing Diagram ......................................................................... 11-3
Drive Levels and Test Points for AC Specifications ..................................... 11-6
Read/Write Timing ....................................................................................... 11-7
Bus Arbitration Timing.................................................................................. 11-8
Snoop Hit Timing ......................................................................................... 11-9
Snoop Miss Timing ...................................................................................... 11-10
Other Signal Timing ..................................................................................... 11-11
MC68040 Termination Network ................................................................... 11-15
Typical Configuration for RC Termination Network ...................................... 11-15
PGA Package Dimensions........................................................................... 12-9
QFP Package Dimensions ........................................................................... 12-10
MC68LC040 Block Diagram ........................................................................ A-2
MC68LC040 Programming Model ............................................................... A-3
MC68LC040 Functional Signal Groups........................................................ A-4
Clock Input Timing Diagram ......................................................................... A-10
Read/Write Timing ....................................................................................... A-13
Bus Arbitration Timing.................................................................................. A-14
Snoop Hit Timing ......................................................................................... A-15
Snoop Miss Timing ...................................................................................... A-16
Other Signal Timing ..................................................................................... A-17
MC68EC040 Block Diagram ........................................................................ B-2
MC68EC040 Programming Model ............................................................... B-3
MC68EC040 Functional Signal Groups ....................................................... B-4
MC68EC040 Access Control Register Format ............................................ B-6
MC68EC040 Initial Power-On Reset Timing................................................ B-8
MC68EC040 Normal Reset Timing .............................................................. B-9
Clock Input Timing Diagram ......................................................................... B-14
Read/Write Timing ....................................................................................... B-17
Bus Arbitration Timing.................................................................................. B-18
LIST OF ILLUSTRATIONS (Continued)
Freescale Semiconductor, Inc.
For More Information On This Product,
M68040 USER’S MANUAL
Go to: www.freescale.com
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