Table 51. JTAG characteristics (continued)
No.
Symbol C
Parameter
6
tTDOV CC D TCK low to TDO valid
7
tTDOI CC D TCK low to TDO invalid
—
tTDC CC D TCK Duty Cycle
— tTCKRISE CC D TCK Rise and Fall Times
Value
Min
Typ
—
—
6
—
40
—
—
—
Unit
Max
33
ns
—
ns
60
%
3
ns
TCK
DATA INPUTS
2/4 3/5
INPUT DATA VALID
6
DATA OUTPUTS
OUTPUT DATA VALID
7
DATA OUTPUTS
Note: Numbers shown reference Table 51.
Figure 36. Timing diagram - JTAG boundary scan
MPC5646C Microcontroller Data Sheet, Rev. 3
Freescale Semiconductor
Preliminary—Subject to Change Without Notice
99