MC68020RC25E Freescale Semiconductor, MC68020RC25E Datasheet - Page 3

• Manufacturer Part Number: MC68020RC25E
• Description: IC MICROPROC 32-BIT 25MHZ 114PGA
• Manufacturer: Freescale Semiconductor

Specifications of MC68020RC25E

• Processor Type: M680x0 32-Bit
• Speed: 25MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 114-PGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Other names: Q1165253

9/29/95
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
Freescale Semiconductor, Inc.
For More Information On This Product,
TABLE OF CONTENTS
SECTION 1: OVERVIEW
Go to: www.freescale.com
M68020 USER’S MANUAL
Signal Description
Processing States
Introduction
Section 1
Section 2
Section 3
Title
UM Rev 1
Number
Page
vii