mcf5282 Freescale Semiconductor, Inc, mcf5282 Datasheet - Page 709

• Manufacturer Part Number: mcf5282
• Manufacturer: Freescale Semiconductor, Inc

33.16 JTAG and Boundary Scan Timing
Freescale Semiconductor
1
Num
QSPI_CS[3:0]
JTAG_EN is expected to be a static signal. Hence, it is not associated with any timing
10
11
12
13
14
QSPI_DOUT
1
2
3
4
5
6
7
8
9
QSPI_CLK
QSPI_DIN
TCLK Frequency of Operation
TCLK Cycle Period
TCLK Clock Pulse Width
TCLK Rise and Fall Times
Boundary Scan Input Data Setup Time to TCLK Rise
Boundary Scan Input Data Hold Time after TCLK Rise
TCLK Low to Boundary Scan Output Data Valid
TCLK Low to Boundary Scan Output High Z
TMS, TDI Input Data Setup Time to TCLK Rise
TMS, TDI Input Data Hold Time after TCLK Rise
TCLK Low to TDO Data Valid
TCLK Low to TDO High Z
TRST Assert Time
TRST Setup Time (Negation) to TCLK High
QS1
MCF5282 and MCF5216 ColdFire Microcontroller User’s Manual, Rev. 3
QS3
Characteristics
Table 33-27. JTAG and Boundary Scan Timing
Figure 33-15. QSPI Timing
QS2
1
Symbol
t
t
t
t
t
t
t
t
TAPBST
TAPBHT
TRSTST
TRSTAT
TDODV
f
t
BSDST
BSDHT
t
t
TDODZ
t
t
BSDV
BSDZ
JCYC
JCYC
JCRF
JCW
QS4
100.0
Min
25.0
25.0
10.0
10.0
DC
0.0
5.0
0.0
0.0
5.0
0.0
0.0
4
QS5
Electrical Characteristics
Max
30.0
30.0
25.0
1/4
3.0
8.0
—
—
—
—
—
—
—
—
Unit
t
f
CYC
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
sys
33-25