Kintex-7 FPGAs Data Sheet: DC and Switching Characteristics
DS182 (v1.1) April 1, 2011
Advance Product Specification
30
Input/Output Delay Switching Characteristics
Table 34: Input/Output Delay Switching Characteristics
Symbol
Description
Speed Grade
Units
-3
-2
-1
-1L
IDELAYCTRL
TDLYCCO_RDY
Reset to Ready for IDELAYCTRL
3.25
s
FIDELAYCTRL_REF
Attribute REFCLK frequency = 200.0
(1)200
MHz
Attribute REFCLK frequency = 300.0
(1)300
N/A
MHz
IDELAYCTRL_REF_PRECISION
REFCLK precision
±10
MHz
TIDELAYCTRL_RPW
Minimum Reset pulse width
52.5
ns
IDELAY/ODELAY
TIDELAYRESOLUTION
IDELAY/ODELAY chain delay resolution
1/(32 x 2 x FREF)ps
TIDELAYPAT_JIT_CLOCK
Pattern dependent period jitter in delay
chain for clock pattern.
000
ps
per tap
TIDELAYPAT_JIT_DATA
Pattern dependent period jitter in delay
chain for random data pattern
(PRBS 23)
±5
ps
per tap
TIDELAYPAT_JIT_CLOCK
Pattern dependent period jitter in delay
chain for clock pattern.
000
ps
per tap
TIDELAYPAT_JIT_DATA
Pattern dependent period jitter in delay
chain for random data pattern
(PRBS 23)
±9
ps
per tap
TIDELAY_CLK_MAX/
TODELAY_CLK_MAX
Maximum frequency of CLK input to
IDELAY/ODELAY
800
710
MHz
TIDCCK_CE / TIDCKC_CE
CE pin Setup/Hold with respect to C for
IDELAY
–0.02/
0.21
–0.02/
0.24
–0.02/
0.30
ns
TODCCK_CE / TODCKC_CE
CE pin Setup/Hold with respect to C for
ODELAY
–0.02/
0.21
–0.02/
0.25
–0.02/
0.30
ns
TIDCCK_INC/ TIDCKC_INC
INC pin Setup/Hold with respect to C for
IDELAY
0.10/
0.24
0.11/
0.28
0.12/
0.34
ns
TODCCK_INC/ TODCKC_INC
INC pin Setup/Hold with respect to C for
ODELAY
0.11/
0.24
0.11/
0.28
0.12/
0.34
ns
TIDCCK_RST/ TIDCKC_RST
RST pin Setup/Hold with respect to C for
IDELAY
0.10/
0.26
0.12/
0.31
0.14/
0.38
ns
TODCCK_RST/ TODCKC_RST
RST pin Setup/Hold with respect to C for
ODELAY
0.10/
0.27
0.12/
0.32
0.15/
0.38
ns
TIDDO_IDATAIN
Propagation delay through IDELAY
Note 2
ps
TODDO_ODATAIN
Propagation delay through ODELAY
Note 2
ps
Notes:
1.
Average Tap Delay at 200 MHz = 78 ps, at 300 MHz = 52 ps.
2.
Delay depends on IDELAY/ODELAY tap setting. See TRACE report for actual values.