MC68030RC20C Freescale Semiconductor, MC68030RC20C Datasheet - Page 345
MC68030RC20C
Manufacturer Part Number
MC68030RC20C
Description
IC MPU 32BIT ENHANCED 128-PGA
Manufacturer
Freescale Semiconductor
Specifications of MC68030RC20C
Processor Type
M680x0 32-Bit
Speed
20MHz
Voltage
5V
Mounting Type
Surface Mount
Package / Case
128-PGA
Family Name
M68000
Device Core
ColdFire
Device Core Size
32b
Frequency (max)
20MHz
Instruction Set Architecture
RISC
Supply Voltage 1 (typ)
5V
Operating Supply Voltage (max)
5.25V
Operating Supply Voltage (min)
4.75V
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Through Hole
Pin Count
128
Package Type
PGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MC68030RC20C-1F91C
Manufacturer:
ON/安森美
Quantity:
20 000
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9
9-44
/
- BITS SET - v
M A N D ~
ACC_STATUS[WP] ~
TYPE ~
CREATE ATC
I
ACC_STATUS[CI] ~
Figure 9-29. Detailed Flowchart of Descriptor Fetch Operation
' I NVALID'
I
I
"~I' - WRITE OPERATION
- M
EXECUTE WRITE CYCLE J
ENTRY
OR
M-~--~
U BIT CLEAR
~
I ACC S{TUS[WP]
ACC_STATUS[WP] V WP
SIZE = 4
( RET°RN )
ACC STATUSES] ~
CI
I
J
TYPE "~'I" ' I NVALID'
EXECUTE WRITE CYCLE I
SIZE = 8
~
r , ~ ' ~ o RMA L TERMINATION OF ALL BUS ACTIVITY
~EAD OPERATIOIk~
~
M~--M
MC68030 USER'S MANUAL
U BIT CLEAR
J
ACC_STATUESI[WP] V
L..
OTHERWISE'~
ACC STATUSES] V S
~U
FETCH 4 OR B BYTE DESCRIPTOR AT
(INDEX : FC. TIA, TIB, TIC, OR TID)
PDATE HISTORY AND STATUS.,/
PA = DESCRIPTOR ADDRESS
PA = TA + {INDEX*SIZE)
(INDIRECT DESCRIPTOR]
FETCH DESCRIPTOR &
(RETURN)
ACC_STATUS[WP] " q l ~ I
OR AT
CREATE ATC ENTRY )
U BIT SET
WP
I
I
["""'~ORMAL TERMINATION OF ALL 8US ACTIVITY
"V"IS THE LOGICAL OR OPERATOR
~'~
OTHERWISE
ACC_STATUS[WP] V WP
O , ET OOIT LEAR
(
ACC STATUSES] ~
RETURN ~
~
J
SIZE =
~
8
ACC STATUSIS] V S
MOTOROLA
E.CYCLE
I
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