MCF5270 FREESCALE [Freescale Semiconductor, Inc], MCF5270 Datasheet - Page 51

• Manufacturer Part Number: MCF5270
• Description: 32-bit Embedded Controller Division
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

NOTES:
1
The values in
8.13 JTAG and Boundary Scan Timing
Freescale Semiconductor
Num
J10
J11
J12
J13
J14
JTAG_EN is expected to be a static signal. Hence, specific timing is not associated with it.
J1
J2
J3
J4
J5
J6
J7
J8
J9
QSPI_CS[1:0]
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
QSPI_DOUT
QSPI_CLK
QSPI_DIN
Table 42
QS1
MCF5271 Integrated Microprocessor Hardware Specification, Rev. 1.2
correspond to
Characteristics
QS3
Table 43. JTAG and Boundary Scan Timing
Figure
1
QS2
Figure 19. QSPI Timing
19.
Symbol
t
t
t
t
t
t
t
t
TAPBST
TAPBHT
TRSTST
TRSTAT
TDODV
TDODZ
f
t
t
BSDST
BSDHT
t
t
t
JCYC
JCYC
BSDV
BSDZ
JCRF
JCW
QS4
Preliminary Electrical Characteristics
Min
100
DC
26
26
10
10
4
0
4
0
0
4
0
0
Max
1/4
33
33
26
3
8
QS5
-
-
-
-
-
-
-
-
f
Unit
t
sys/2
CYC
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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