scf5250 Freescale Semiconductor, Inc, scf5250 Datasheet - Page 35

• Manufacturer Part Number: scf5250
• Description: Scf5250 Integrated Coldfire Microprocessor Data Sheet
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
Num
J2a
J2b
J3a
J3b
J10
J11
J1
J4
J5
J6
J7
J8
J9
-
TCK Frequency of Operation
TCK Cycle Time
TCK Clock Pulse High Width
TCK Clock Pulse Low Width
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 to rising edge (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)
SCF5250 Integrated ColdFire® Microprocessor Data Sheet, Rev. 1.1
IH
IL
Figure 10. General-Purpose Parallel Port Timing Definition
=0.5 v to V
=2.4 V to V
Table 29. IEEE 1149.1 (JTAG) AC Timing Specifications
GPIO OUT
IH
GPIO IN
IL
=2.4 V)
=0.5 V)
BCLK
Characteristic
P2
P4
P1
Min
100
P3
tbd
tbd
25
25
10
12
—
—
—
—
—
0
8
Max
tbd
10
15
15
—
—
—
—
—
5
5
-
-
-
Electrical Characteristics
Units
nSec
nSec
nSec
nSec
nSec
nSec
nSec
nSec
nSec
nSec
nSec
nSec
nSec
MHz
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