參數(shù)資料
型號: SAX-XC878M-13FFI5V
廠商: INFINEON TECHNOLOGIES AG
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 24 MHz, RISC MICROCONTROLLER, PQFP64
封裝: PLASTIC, TQFP-64
文件頁數(shù): 41/141頁
文件大?。?/td> 2385K
代理商: SAX-XC878M-13FFI5V
XC878CLM
Electrical Parameters
Data Sheet
130
V1.1, 2009-08
4.3.7
JTAG Timing
Table 52 provides the characteristics of the JTAG timing in the XC878.
Figure 43
TCK Clock Timing
Table 52
TCK Clock Timing (Operating Conditions apply; CL = 50 pF)
Parameter
Symbol
Limits
Unit
Test Conditions
min
max
TCK clock period
t
TCK
SR
50
-
ns
1)
1) Not all parameters are 100% tested, but are verified by design/characterization and test correlation.
TCK high time
t
1
SR
20
-
ns
TCK low time
t
2
SR
20
-
ns
TCK clock rise time
t
3
SR
-
4
ns
TCK clock fall time
t
4
SR
-
4
ns
Table 53
JTAG Timing (Operating Conditions apply; CL = 50 pF)
Parameter
Symbol
Limits
Unit
Test Conditions
min
max
TMS setup to TCK
t
1
SR
8
-
ns
1)
TMS hold to TCK
t
2
SR
0
-
ns
TDI setup to TCK
t
1
SR
8
-
ns
TDI hold to TCK
t
2
SR
4
-
ns
TDO valid output from TCK
t
3
CC
-
24
ns
5V Device1)
-
31
ns
3.3V Device1)
TCK
t
4
0.9 V
DDP
t
3
t
1
0.1 V
DDP
t
2
t
TCK
0.5 V
DDP
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