MC68EC040RC25A Freescale Semiconductor, MC68EC040RC25A Datasheet - Page 81

• Manufacturer Part Number: MC68EC040RC25A
• Description: IC MPU 32BIT 25MHZ 179-PGA
• Manufacturer: Freescale Semiconductor

Specifications of MC68EC040RC25A

• Processor Type: M680x0 32-Bit
• Speed: 25MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 179-PGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -

3-32
* Refers to either instruction or data transparent translation register.
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ABORT CYCLE
OPERATION
TAKE ACCESS ERROR
ABORT CYCLE
(WRITE OR RMW CYCLE)
EXCEPTION
(M = 0) AND
(WRITE OR RMW CYCLE)]
Figure 3-22. Address Translation Flowchart
ATC MISS
Freescale Semiconductor, Inc.
[(W = 1) AND
(R = 0) OR
For More Information On This Product,
UPA
CM
PA
M68040 USER'S MANUAL
Go to: www.freescale.com
OTHERWISE
OTHERWISE
OTHERWISE
ATC ENTRY [U1,U0]
ATC ENTRY [PA]
ATC ENTRY [CM]
ATC HIT
ENTRY
EXIT
UPA
PA
CM
OTHERWISE
LOGICAL ADDRESS
TTR1* [U1,U0]
TTR1* [CM]
LOGICAL ADDRESS
EXIT
MATCHES WITH
(TTR1*[W] = 1) AND
(WRITE OR RMW
TTRx*
OTHERWISE
ACCESS)
TAKE ACCESS ERROR
ABORT CYCLE
EXCEPTION
MATCHES WITH TTR0*
LOGICAL ADDRESS
(TTR0*[W] = 1) AND
(WRITE OR RMW
ACCESS)
UPA
PA
CM
LOGICAL ADDRESS
OTHERWISE
TTR0* [U1,U0]
TTR0* [CM]
EXIT
MOTOROLA