mc68ec040v Freescale Semiconductor, Inc, mc68ec040v Datasheet - Page 141

• Manufacturer Part Number: mc68ec040v
• Description: M68040 User Manual
• Manufacturer: Freescale Semiconductor, Inc

JTAG Timing Specifications (All Operating Frequencies)
6- 22
Num
10
11
12
13
1
2
3
4
5
6
7
8
9
TCK Frequency of Operation
TCK Cycle Time
TCK Clock Pulse Width Measured at 1.5 V
TCK Rise and Fall Times
TRST Setup Time to TCK Falling Edge
TRST Assert Time
Boundary Scan Input Data Setup Time
Boundary Scan Input Data Hold Time
TCK to Output Data Valid
TCK to Output High Impedance
TMS, TDI Data Setup Time
TMS, TDI Data Hold Time
TCK to TDO Data Valid
TCK to TDO High Impedance
TRST
TCK
3
Characteristic
V IL
V IH
Figure 6-8. Clock Input Timing Diagram
Freescale Semiconductor, Inc.
For More Information On This Product,
Figure 6-9.
M68040 USER’S MANUAL
Go to: www.freescale.com
TRST
5
3
VM
Timing Diagram
2
Min
100
100
40
50
50
20
40
0
0
0
0
0
5
0
1
V IH
4
VM
2
Max
10
—
—
—
—
50
20
—
10
—
50
—
—
20
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MOTOROLA