MC68EC040RC25 Freescale Semiconductor, MC68EC040RC25 Datasheet - Page 331

• 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

11.5 CLOCK AC TIMING SPECIFICATIONS
*Specification value at maximum frequency of operation.
MOTOROLA
Num
4a*
4b*
6,7
8a*
8b*
10
1
2
3
4
5
8
9
PCLK
BCLK
Frequency of Operation
PCLK Cycle Time
PCLK Rise Time
PCLK Fall Time
PCLK Duty Cycle Measured at 1.5 V
PCLK Pulse Width High Measured at 1.5 V
PCLK Pulse Width Low Measured at 1.5 V
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
PCLK, BCLK Frequency Stability
PCLK to BCLK Skew
10
Characteristic
Figure 11-1. Clock Input Timing Diagram
Freescale Semiconductor, Inc.
4A
10
For More Information On This Product,
8A
1
V M
4B
Go to: www.freescale.com
M68040 USER’S MANUAL
5
47.50
9.50
9.50
Min
20
20
—
—
40
—
40
16
16
—
—
25 MHz
V M
8B
52.50
10.50
10.50
1000
Max
1.7
1.6
25
60
24
24
25
60
4
9
(see Figure 11-1)
46.67
Min
15
—
—
30
—
12
12
—
—
20
40
7
7
33 MHz
2
V IH
6
V IL
53.33
1000
Max
1.7
1.6
n/a
18
18
33
25
60
60
8
8
3
V
V
IH
IL
46.00
12.5
5.75
5.75
Min
—
10
10
—
—
20
—
—
25
40
3
40 MHz
54.00
1000
Max
6.75
6.75
n/a
1.5
1.5
40
25
50
60
15
15
3
7
Unit
ppm
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
%
11-3