MC68040FE25A Freescale Semiconductor, MC68040FE25A Datasheet - Page 21
MC68040FE25A
Manufacturer Part Number
MC68040FE25A
Description
IC MICROPROCESSOR 32BIT 184-CQFP
Manufacturer
Freescale Semiconductor
Datasheet
1.MC68EC040FE33A.pdf
(442 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68040FE25A
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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C-1
C-2
C-3
E-1
E-2
E-3
E-4
MOTOROLA
Number
Table
Write-Back Data Alignment .......................................................................... 8-27
Access Error Stack Frame Combinations .................................................... 8-31
Floating-Point Control Register Encodings .................................................. 9-3
MC68040 FPU Data Formats and Data Types ............................................ 9-7
Single-Precision Real Format Summary ...................................................... 9-8
Double-Precision Real Format Summary..................................................... 9-9
Extended-Precision Real Format Summary ................................................. 9-10
Packed Decimal Real Format Summary ...................................................... 9-11
Floating-Point Condition Code Encodings.................................................... 9-17
Floating-Point Conditional Tests .................................................................. 9-19
Floating-Point Exception Vectors ................................................................. 9-20
Unimplemented Instructions ......................................................................... 9-21
Possible Operand Errors Exceptions ........................................................... 9-29
Overflow Rounding Mode Values................................................................. 9-32
Underflow Rounding Mode Values............................................................... 9-34
Possible Divide by Zero Exceptions ............................................................. 9-36
Divide by Zero Rounding Mode Values........................................................ 9-37
State Frame Field Information ...................................................................... 9-44
Instruction Timing Index ............................................................................... 10-1
Number of Memory Accesses ...................................................................... 10-3
CINV Timing ................................................................................................. 10-8
CPUSH Best and Worst Case Timing .......................................................... 10-8
Maximum Power Dissipation for Output Buffer Mode Configuration ............ 11-13
Thermal Parameters with No Heat Sink or Airflow ....................................... 11-17
Thermal Parameters with Forced Airflow and
Thermal Parameters with Forced Airflow and
Thermal Parameters with Heat Sink and No Airflow .................................... 11-21
Thermal Parameters with Heat Sink and Airflow.......................................... 11-22
Additional MC68040V and MC68EC040V Signals....................................... C-2
Bus Encodings During LPSTOP Broadcast Cycle ....................................... C-4
IEEE Standard 1149.1A Instructions............................................................ C-12
MC68040 Floating-Point Instructions ........................................................... E-2
MC68040FPSP Floating-Point Instructions.................................................. E-3
Support for Data Types and Data Formats .................................................. E-4
Exception Conditions ................................................................................... E-4
No Heat Sink for the MC68040 .................................................................. 11-18
No Heat Sink for the MC68LC040 and MC68EC040 ................................. 11-19
LIST OF TABLES (Continued)
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
M68040 USER’S MANUAL
Title
Number
Page
xxiii
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