Lattice Semiconductor
ispPAC30 Preliminary Data Sheet
Timing Speci铿乧ations (SPI Interface Mode)
Symbol
tckmin
tckl
tckh
tdis
tdih
tencss
tcsens
ttcsfs
tcsfts
ttcsrs
tcsrts
tcsbh
tdozx
tdov
tdoxz
calmin
Min Clock Period
TCK Low Time
TCK High Time
TDI Setup Time
TDI Hold Time
ENSPI Rising Edge to
CS
Falling Edge Setup Time
CS
Rising Edge to ENSPI Falling Edge Setup Time
TCK Falling Edge to
CS
Falling Edge Setup Time
CS
Falling Edge to TCK Rising Edge Setup Time
TCK Falling Edge to
CS
Rising Edge Setup Time
CS
Rising Edge to TCK Rising Edge Setup Time
CS
Min High Time
TDO Delay Float to Valid
TDO Delay Clock to Valid
TDO Delay Valid to Float
Minimum Calibration Pulse
30ns
145ns
Parameter
Min
80ns
40ns
40ns
5ns
8ns
10ns
10ns
10ns
8ns
25ns
10ns
60ns
60ns
60ns
Typ
Max
tckh tckl
TCK
tencss
ENSPI
ttcsfs
tcsfts
CS
tdis tdih
TDI
LSB
tdov
TDO
tdozx
LSB
0
tckmin
1
2
鈥?
6
7
tcsens
tcsrts
ttcsrs
tcsbh
MSB
tdoxz
MSB
LSB
**
**LSB of TDI Byte Just Transferred
9