MC68EC040FE25A Freescale Semiconductor, MC68EC040FE25A Datasheet - Page 59

• Manufacturer Part Number: MC68EC040FE25A
• Description: IC MPU 32BIT 25MHZ 184-CQFP
• Manufacturer: Freescale Semiconductor
• Series: M68000r

Specifications of MC68EC040FE25A

• Processor Type: M680x0 32-Bit
• Speed: 25MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 184-CQFP
• Core Size: 32bit
• Program Memory Size: 8KB
• Cpu Speed: 25MHz
• Digital Ic Case Style: CQFP
• No. Of Pins: 184
• Supply Voltage Range: 4.75V To 5.25V
• Operating Temperature Range: 0°C To
• Rohs Compliant: Yes
• Family Name: M68000
• Device Core: ColdFire
• Device Core Size: 32b
• Frequency (max): 25MHz
• Instruction Set Architecture: RISC
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 184
• Package Type: CQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Compliant

3-10
PFA - PAGE FRAME ADDRESS
DF[ ] - DESCRIPTOR FIELD
WP - ACCUMULATED WRITE-
ABBREVIATIONS:
Figure 3-9. Detailed Flowchart of Table Search Operation
EXIT TABLE SEARCH
CREATE ATC ENTRY
PROTECTION STATUS
ASSIGNMENT OPERATOR
WITH R-BIT CLEAR
Freescale Semiconductor, Inc.
'INVALID'
'INVALID'
OTHERWISE
'INVALID'
For More Information On This Product,
M68040 USER'S MANUAL
Go to: www.freescale.com
(CHECK DESCRIPTOR TYPE)
(CHECK DESCRIPTOR TYPE)
(CHECK DESCRIPTOR TYPE)
(CHECK DESCRIPTOR TYPE)
SELECT ROOT POINTER
(INITIALIZE ACCRUED
FC2 = 0:URP, 1:SRP
TYPE
UPDATE
TYPE 'POINTER'
FETCH INDIRECT
FETCH POINTER
TYPE
FETCH ROOT
DESCRIPTOR
DESCRIPTOR
FETCH PAGE
DESCRIPTOR
DESCRIPTOR
'RESIDENT'
'RESIDENT'
'INDIRECT'
STATUS)
WP
ENTRY
'INDIRECT'
'PAGE'
0
FALSE
ATC ENTRY
'RESIDENT'
'RESIDENT'
CREATE ATC ENTRY WITH R-BIT SET
PFA = PHYSICAL ADDRESS
ATC TAG
FIELD OF DESCRIPTOR
EXIT TABLE SEARCH
PFA, DF[U1,U0,S,CM,M],WP
FC2, LA, DF[G]
MOTOROLA