MC68040FE25V Freescale Semiconductor, MC68040FE25V Datasheet - Page 417
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MC68040FE25V
Manufacturer Part Number
MC68040FE25V
Description
IC MICROPROCESSOR 32BIT 184-CQFP
Manufacturer
Freescale Semiconductor
Datasheet
1.MC68EC040FE33A.pdf
(442 pages)
Specifications of MC68040FE25V
Processor Type
M680x0 32-Bit
Speed
25MHz
Voltage
5V
Mounting Type
Surface Mount
Package / Case
184-CQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Available stocks
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Manufacturer
Quantity
Price
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MC68040FE25V
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FREESCALE
Quantity:
1 831
Company:
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MC68040FE25V
Manufacturer:
MOTOLOLA
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MC68040FE25V
Manufacturer:
Freescale Semiconductor
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Part Number:
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Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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C.7.5 Clock AC Timing Specifications
NOTES:
MOTOROLA
Num
5
6,7 1
8
8a 2
8b 2
9
1. Rising and falling edges of BCLK must be monotonic.
2. Specification value at maximum frequency of operation. BCLK must not exceed 16.67 MHz for low
BCLK
Frequency of Operation
BCLK Cycle Time
BCLK Rise and Fall Time
BCLK Duty Cycle Measured at 1.5 V
BCLK Pulse Width High Measured at 1.5 V
BCLK Pulse Width Low Measured at 1.5 V
BCLK edge to edge jitter
frequency operation
Characteristic
Figure C-12. Clock Input Timing Diagram
Freescale Semiconductor, Inc.
For More Information On This Product,
8A
Go to: www.freescale.com
M68040 USER’S MANUAL
5
PRELIMINARY
0 - 16.67 MHz
28.5
28.5
Min
60
—
45
—
0
VM
8B
(See Figure C-12)
16.67
Max
—
—
—
55
—
2
16.67
Min
40
—
18
18
45
—
25 MHz
6
Max
25
60
22
22
20
55
2
VIH
VIL
16.67
13.63
13.63
Min
30
—
45
—
33 MHz
16.66
16.66
Max
33
60
55
20
2
7
Unit
MHz
ns
ns
ns
ns
ps
%
C-21
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