參數(shù)資料
型號(hào): ISPLSI8840-90LB432
廠商: LATTICE SEMICONDUCTOR CORP
元件分類: PLD
英文描述: In-System Programmable SuperBIG⑩ High Density PLD
中文描述: EE PLD, 16 ns, PBGA432
封裝: BGA-432
文件頁(yè)數(shù): 10/23頁(yè)
文件大?。?/td> 304K
代理商: ISPLSI8840-90LB432
Specifications
ispLSI 8840
10
Figure 8. Boundary Scan Waveforms and Timing Specifications
TMS
TDI
TCK
TDO
Data to be
captured
Data to be
driven out
Valid Data
Valid Data
Valid Data
Valid Data
Data Captured
btsu
T
bth
T
btcl
T
btch
T
btcp
T
btvo
T
btco
T
btoz
T
btcsu
T
btch
T
btuov
T
btuco
T
btuoz
T
SYMBOL
t
btcp
Table 2-0010/8840
PARAMETER
t
btch
t
btcl
t
btsu
t
bth
t
rf
TCK Pulse Width High
TCK Pulse Width Low
TDI, TMS Setup Time to TCK
TDI, TMS Hold Time from TCK
200
200
μ
s
μ
s
ns
ns
TCK Clock Pulse Width
400
μ
s
MAX
UNITS
0.05
0.05
25
25
0.1
t
btco
t
btoz
t
btvo
t
btcsu
t
btch
t
btuco
t
btuoz
t
btuov
TAP Controller, TCK to TDO Valid
TAP Controller, TCK to TDO High-Impedance
TAP Controller, TCK to TDO High-Impedance to Valid Output
BSCAN Test Capture Register Setup Time
BSCAN Test Capture Register Hold Time
25
25
ns
ns
TCK, TDI, TMS Rise and Fall Time
mV/ns
25
ns
ns
ns
50
20
25
BSCAN Test Update Register Clock to Valid Output
BSCAN Test Update Register Clock to High-Impedance
BSCAN Test Update Register High-Impedance to Valid Output
25
25
25
ns
ns
ns
MIN
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