MC68020CRC16E Freescale Semiconductor, MC68020CRC16E Datasheet - Page 218
MC68020CRC16E
Manufacturer Part Number
MC68020CRC16E
Description
IC MICROPROCESSOR 32BIT 114-PGA
Manufacturer
Freescale Semiconductor
Datasheet
1.MC68020EH16E.pdf
(306 pages)
Specifications of MC68020CRC16E
Processor Type
M680x0 32-Bit
Speed
166MHz
Voltage
5V
Mounting Type
Surface Mount
Package / Case
114-PGA
Family Name
M68000
Device Core
ColdFire
Device Core Size
32b
Frequency (max)
16.67MHz
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
114
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
Company:
Part Number:
MC68020CRC16E
Manufacturer:
MOT
Quantity:
10
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8.1.5 Instruction Stream Timing Examples
A programming example allows a more detailed examination of these effects. The effect of
instruction execution overlap on instruction timing is illustrated by the following example
instruction stream.
Example 1
For the first example, the assumptions are:
For example 1, the instruction stream is positioned in 32-bit memory as follows:
Figure 8-3 shows processor activity on the first example instruction stream. It shows the
activity of the external bus, the bus controller, the sequencer, and the attributed instruction
execution time.
8-4
1. The data bus is 32 bits,
2. The first instruction is prefetched from an odd-word address,
3. Memory access occurs with no wait states, and
4. The instruction cache is disabled.
Address
Freescale Semiconductor, Inc.
For More Information On This Product,
#1) MOVE.L
#2) ADD.L
#3) MOVE.L
#4) ADD.L
M68020 USER’S MANUAL
Go to: www.freescale.com
n + 4
n + 8
n
Instruction
D4,(A1)+
D4,D5
(A1), –(A2)
D5,D6
ADD #2
ADD #4
•••
MOVE #1
MOVE #3
•••
MOTOROLA
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