mcf5307cft90b Freescale Semiconductor, Inc, mcf5307cft90b Datasheet - Page 456
mcf5307cft90b
Manufacturer Part Number
mcf5307cft90b
Description
Mcf5307 Coldfire Integrated Microprocessor User
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MCF5307CFT90B.pdf
(484 pages)
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IEEE 1149.1 (JTAG) AC Timing Specifications
20.11 IEEE 1149.1 (JTAG) AC Timing Specifications
Table 20-15 lists specifications for JTAG AC timing parameters shown in Figure 20-19.
Figure 20-19 shows JTAG timing.
20-20
Num
—
J1
J2a
J2b
J3a
J3b
J4
J5
J6
J7
J8
J9
J10
J11
J12
Table 20-15. IEEE 1149.1 (JTAG) AC Timing Specifications
TCK frequency of operation
TCK cycle time
TCK clock pulse high width (measured at 1.5 V)
TCK clock pulse low width (measured at 1.5 V)
TCK fall time (V
TCK rise time (V
TDI, TMS to TCK rising (input setup)
TCK rising to TDI, TMS invalid (hold)
Boundary scan data valid to TCK (setup)
TCK to boundary-scan data invalid (hold)
TRST pulse width (asynchronous to clock edges)
TCK falling to TDO valid (signal from driven or
three-state)
TCK falling to TDO high impedance
TCK falling to boundary scan data valid (signal from
driven or three-state)
TCK falling to boundary scan data high impedance
Freescale Semiconductor, Inc.
For More Information On This Product,
IH
IL
= 2.4 V to V
= 0.5v to V
Characteristic
Go to: www.freescale.com
MCF5307 User’s Manual
IH
IL
= 2.4V)
= 0.5V)
Frequencies
Min
100
40
40
10
15
10
15
15
—
—
—
—
—
—
0
All
Max
10
—
—
—
—
—
—
—
—
30
30
30
30
5
5
Units
MHz
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
—
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