MC68EC020FG25 Freescale Semiconductor, MC68EC020FG25 Datasheet - Page 3

• Manufacturer Part Number: MC68EC020FG25
• Description: IC MPU 32 BIT 25MHZ 100-QFP
• Manufacturer: Freescale Semiconductor

Specifications of MC68EC020FG25

• Processor Type: M680x0 32-Bit
• Speed: 25MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -

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Paragraph
1.1
1.2
1.3
1.4
1.5
1.5.1
1.5.2
1.6
1.7
2.1
2.1.1
2.1.2
2.1.3
2.2
2.3
2.3.1
2.3.2
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10
3.11
MOTOROLA
Number
Features .................................................................................................. 1-2
Programming Model ................................................................................ 1-4
Data Types and Addressing Modes Overview ........................................ 1-8
Instruction Set Overview ......................................................................... 1-10
Virtual Memory and Virtual Machine Concepts ....................................... 1-10
Pipelined Architecture ............................................................................. 1-12
Cache Memory ........................................................................................ 1-13
Privilege Levels ....................................................................................... 2-2
Address Space Types ............................................................................. 2-4
Exception Processing.............................................................................. 2-5
Signal Index ............................................................................................ 3-2
Function Code Signals (FC2–FC0) ......................................................... 3-2
Address Bus (A31–A0, MC68020)(A23–A0, MC68EC020) .................... 3-2
Data Bus (D31–D0) ................................................................................. 3-2
Transfer Size Signals (SIZ1, SIZ0) ......................................................... 3-2
Asynchronous Bus Control Signals ......................................................... 3-4
Interrupt Control Signals.......................................................................... 3-5
Bus Arbitration Control Signals ............................................................... 3-6
Bus Exception Control Signals ................................................................ 3-6
Emulator Support Signal ......................................................................... 3-7
Clock (CLK) ............................................................................................. 3-7
Supervisor Privilege Level ................................................................... 2-2
User Privilege Level ............................................................................. 2-3
Changing Privilege Level ..................................................................... 2-3
Exception Stack Frame ....................................................................... 2-6
Virtual Memory .................................................................................... 1-10
Virtual Machine .................................................................................... 1-12
Exception Vectors ................................................................................ 2-5
TABLE OF CONTENTS
SECTION 1: OVERVIEW
M68020 USER’S MANUAL
Signal Description
Processing States
Introduction
Section 1
Section 2
Section 3
Title
UM Rev 1
Number
Page
vii