MC68EC040RC25 Freescale Semiconductor, MC68EC040RC25 Datasheet - Page 389

• Manufacturer Part Number: MC68EC040RC25
• Manufacturer: Freescale Semiconductor

Specifications of MC68EC040RC25

• 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: Through Hole
• Pin Count: 179
• Package Type: PGA
• Lead Free Status / Rohs Status: Supplier Unconfirmed

B.7.5 Clock AC Timing Specifications
*Specification value at maximum frequency of operation.
MOTOROLA
Num
4a*
4b*
8a*
8b*
6,7
10
1
2
3
4
5
8
9
BCLK
PCLK
Frequency of Operation
PCLK Cycle Time
PCLK Rise Time
PCLK Fall Time
PCLK Duty Cycle Measured at
PCLK Pulse Width High
PCLK Pulse Width Low
BCLK Cycle Time
BCLK Rise and Fall Time
BCLK Duty Cycle Measured at
BCLK Pulse Width High
BCLK Pulse Width Low
PCLK, BCLK Frequency Stability
PCLK to BCLK Skew
1.5 V
Measured at 1.5 V
Measured at 1.5 V
1.5 V
Measured at 1.5 V
Measured at 1.5 V
10
Characteristic
Freescale Semiconductor, Inc.
4A
For More Information On This Product,
Figure B-7. Clock Input Timing Diagram
10
1
8A
V
4B
Go to: www.freescale.com
M
M68040 USER’S MANUAL
16.67
Min
25
48
12
12
50
40
20
20
—
—
—
—
—
20 MHz
5
1000
Max
1.7
1.6
20
30
52
13
13
60
60
30
30
4
9
V
16.67
M
8B
47.5
Min
9.5
9.5
20
40
40
16
16
—
—
—
—
—
(see Figure B-7)
25 MHz
2
1000
Max
52.5
10.5
10.5
1.7
1.6
25
30
60
60
24
24
4
9
16.67
46.67
MC68EC040
Min
V
V
15
30
40
12
12
—
—
—
—
—
6
7
7
IH
IL
33 MHz
V
V
53.33
1000
Max
33.3
IH
IL
N/A
1.7
1.6
30
60
60
18
18
8
8
3
3
REV2.3 (01/31/2000)
46.00
12.5
5.75
5.75
Min
20
—
—
25
—
40
10
10
—
—
40 MHz
54.00
1000
6.75
6.75
Max
N/A
7
1.5
1.5
40
25
50
60
15
15
3
MHz
Unit
ppm
B-13
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
%
%