MC68EC040RC20A Freescale Semiconductor, MC68EC040RC20A Datasheet - Page 102

• Manufacturer Part Number: MC68EC040RC20A
• Description: IC MPU 32BIT 20MHZ 179-PGA
• Manufacturer: Freescale Semiconductor

Specifications of MC68EC040RC20A

• Processor Type: M680x0 32-Bit
• Speed: 20MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 179-PGA
• Lead Free Status / RoHS Status: Contains lead / RoHS Compliant
• Features: -

4-18
Alternate Master Read Hit
(Snoop Control = 10
— Invalidate)
Alternate Master Write Hit
(Snoop Control = 10
—Invalidate)
Alternate Master Write Hit
(Snoop Control = 01
— Sink Data and
Size
Alternate Master Write Hit
(Snoop Control = 01
— Sink Data and
Size = Line)
Cache Operation
Line)
Table 4-4. Data-Cache Line State Transitions (Continued)
I10 Not Possible
I11 Not Possible
I12 Not Possible
I13 Not Possible
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Invalid Cases
M68040 USER'S MANUAL
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V10 No action; go to invalid
V11 No action; go to invalid
V12 No action; go to invalid
V13 No action; go to invalid
Current State
state.
state.
state.
state.
Valid Cases
D10 Inhibit memory and
D11 No action; go to invalid
D12 Inhibit memory and
D13 No action; go to invalid
source data; go to
invalid state
state.
sink data; set Dn bits
of modified long
words; remain in
current state.
state.
Dirty Cases
MOTOROLA