參數(shù)資料
型號: STPCATLAS
廠商: 意法半導體
英文描述: X86 Core PC Compatible System-on-Chip for Terminals
中文描述: x86內(nèi)核PC兼容系統(tǒng)上的終端芯片
文件頁數(shù): 67/111頁
文件大?。?/td> 1896K
代理商: STPCATLAS
ELECTRICAL SPECIFICATIONS
Issue 1.0 - July 24, 2002
67/111
4.5.16 JTAG INTERFACE
Figure 4-15
and
Table 4-21
list the AC
characteristics of the JTAG interface.
Figure 4-15. JTAG timing diagram
Table 4-25. JTAG AC Timings
Name
Treset
Tcycle
Parameter
TRST pulse width
TCLK period
TCLK rising time
TCLK falling time
TMS setup time
TMS hold time
TDI setup time
TDI hold time
TCLK to TDO valid
STPC pin setup time
STPC pin hold time
TCLK to STPC pin valid
Min
1
400
Max
Unit
Tcycle
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
20
20
Tjset
Tjhld
Tjset
Tjhld
Tjout
Tpset
Tphld
Tpout
200
200
200
200
30
30
30
30
TCK
STPC.input
TRST
T
reset
T
cycle
STPC.output
TMS,TDI
TDO
T
jset
T
jhld
T
jout
T
pset
T
phld
T
pout
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