參數(shù)資料
型號: MCF5327
廠商: 飛思卡爾半導體(中國)有限公司
英文描述: Microprocessor Data Sheet
中文描述: 微處理器數(shù)據(jù)表
文件頁數(shù): 43/48頁
文件大?。?/td> 922K
代理商: MCF5327
Preliminary Electrical Characteristics
MCF5329 ColdFire
Microprocessor Data Sheet, Rev. 0.1
Preliminary
Freescale Semiconductor
43
5.19 JTAG and Boundary Scan Timing
Figure 31. Test Clock Input Timing
Table 29. JTAG and Boundary Scan Timing
Num
Characteristics
1
NOTES:
1
JTAG_EN is expected to be a static signal. Hence, specific timing is not associated with it.
Symbol
Min
Max
Unit
J1
TCLK Frequency of Operation
f
JCYC
DC
1/4
f
sys/3
J2
TCLK Cycle Period
t
JCYC
4
t
CYC
J3
TCLK Clock Pulse Width
t
JCW
26
ns
J4
TCLK Rise and Fall Times
t
JCRF
0
3
ns
J5
Boundary Scan Input Data Setup Time to TCLK Rise
t
BSDST
4
ns
J6
Boundary Scan Input Data Hold Time after TCLK Rise
t
BSDHT
26
ns
J7
TCLK Low to Boundary Scan Output Data Valid
t
BSDV
0
33
ns
J8
TCLK Low to Boundary Scan Output High Z
t
BSDZ
0
33
ns
J9
TMS, TDI Input Data Setup Time to TCLK Rise
t
TAPBST
4
ns
J10
TMS, TDI Input Data Hold Time after TCLK Rise
t
TAPBHT
10
ns
J11
TCLK Low to TDO Data Valid
t
TDODV
0
26
ns
J12
TCLK Low to TDO High Z
t
TDODZ
0
8
ns
J13
TRST Assert Time
t
TRSTAT
100
ns
J14
TRST Setup Time (Negation) to TCLK High
t
TRSTST
10
ns
TCLK
(input)
V
IL
V
IH
J4
J4
J2
J3
J3
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