MC68EC060RC50 Freescale Semiconductor, MC68EC060RC50 Datasheet - Page 17
MC68EC060RC50
Manufacturer Part Number
MC68EC060RC50
Description
IC MPU 32BIT 50MHZ 206-PGA
Manufacturer
Freescale Semiconductor
Specifications of MC68EC060RC50
Processor Type
M680x0 32-Bit
Speed
50MHz
Voltage
3.3V
Mounting Type
Surface Mount
Package / Case
206-PGA
Family Name
M68000
Device Core
ColdFire
Device Core Size
32b
Frequency (max)
50MHz
Instruction Set Architecture
RISC
Supply Voltage 1 (typ)
3.3V
Operating Supply Voltage (max)
3.465V
Operating Supply Voltage (min)
3.135V
Operating Temp Range
0C to 110C
Operating Temperature Classification
Commercial
Mounting
Through Hole
Pin Count
206
Package Type
PGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Features
-
Lead Free Status / Rohs Status
Compliant
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68EC060RC50
Manufacturer:
NXP
Quantity:
1 746
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MOTOROLA
MC68060 Block Diagram ................................................................................... 1-6
Programming Model ......................................................................................... 1-12
Functional Signal Groups ................................................................................... 2-3
MC68060 Integer Unit Pipeline .......................................................................... 3-1
Integer Unit User Programming Model............................................................... 3-2
Integer Unit Supervisor Programming Model ..................................................... 3-3
Status Register................................................................................................... 3-4
Processor Configuration Register ...................................................................... 3-5
Memory Management Unit ................................................................................. 4-2
Memory Management Programming Model ....................................................... 4-3
URP and SRP Register Formats........................................................................ 4-3
Translation Control Register Format .................................................................. 4-4
Transparent Translation Register Format .......................................................... 4-6
Translation Table Structure ................................................................................ 4-8
Logical Address Format ..................................................................................... 4-8
Detailed Flowchart of Table Search Operation ................................................ 4-10
Detailed Flowchart of Descriptor Fetch Operation ........................................... 4-11
Table Descriptor Formats................................................................................. 4-12
Page Descriptor Formats ................................................................................. 4-12
Example Translation Table............................................................................... 4-15
Translation Table Using Indirect Descriptors ................................................... 4-16
Translation Table Using Shared Tables ........................................................... 4-18
Translation Table with Nonresident Tables ...................................................... 4-19
Translation Table Structure for Two Tasks ...................................................... 4-21
Logical Address Map with Shared Supervisor and User Address Spaces....... 4-22
Translation Table Using S-Bit and W-Bit To Set Protection ............................. 4-23
ATC Organization............................................................................................. 4-24
ATC Entry and Tag Fields ................................................................................ 4-25
Address Translation Flowchart......................................................................... 4-29
MC68060 Instruction and Data Caches ............................................................. 5-2
Instruction Cache Line Format ........................................................................... 5-2
Data Cache Line Format .................................................................................... 5-2
Caching Operation ............................................................................................. 5-3
Cache Control Register ...................................................................................... 5-5
Instruction Cache Line State Diagram.............................................................. 5-16
Data Cache Line State Diagrams..................................................................... 5-18
Floating-Point Unit Block Diagram ..................................................................... 6-2
Floating-Point User Programming Model ........................................................... 6-3
Floating-Point Control Register Format.............................................................. 6-4
LIST OF ILLUSTRATIONS
M68060 USER’S MANUAL
xix
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