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Kintex-7 FPGAs Data Sheet: DC and Switching Characteristics
DS182 (v1.1) April 1, 2011
Advance Product Specification
34
TRCKO_RDADDR_ECC and
TRCKO_RDADDR_ECC_REG
Clock CLK to RDADDR output with ECC
(without output register)
0.64
0.70
0.80
ns, Max
Clock CLK to RDADDR output with ECC
(with output register)
0.69
0.77
0.88
ns, Max
Setup and Hold Times Before/After Clock CLK
TRCCK_ADDRA/TRCKC_ADDRA
0.37/
0.21
0.40/
0.23
0.45/
0.25
ns, Min
TRDCK_DI/TRCKD_DI
0.87/
0.22
0.99/
0.23
1.18/
0.24
ns, Min
TRDCK_DI_ECC/TRCKD_DI_ECC
DIN inputs with block RAM ECC in
0.35/
0.22
0.41/
0.23
0.52/
0.24
ns, Min
DIN inputs with block RAM ECC encode
0.76/
0.22
0.88/
0.23
1.05/
0.24
ns, Min
DIN inputs with FIFO ECC in standard
0.87/
0.22
0.99/
0.23
1.18/
0.24
ns, Min
TRCCK_CLK/TRCKC_CLK
Inject single/double bit error in ECC mode
0.51/
0.17
0.58/
0.18
0.68/
0.18
ns, Min
TRCCK_RDEN/TRCKC_RDEN
Block RAM Enable (EN) input
0.36/
0.18
0.39/
0.19
0.44/
0.21
ns, Min
TRCCK_REGCE/TRCKC_REGCE
CE input of output register
0.32/
0.05
0.34/
0.06
0.39/
0.06
ns, Min
TRCCK_RSTREG/TRCKC_RSTREG
0.37/
0.04
0.40/
0.04
0.45/
0.04
ns, Min
TRCCK_RSTRAM/TRCKC_RSTRAM
Synchronous RSTRAM input
0.24/
0.14
0.25/
0.15
0.27/
0.16
ns, Min
TRCCK_WEA/TRCKC_WEA
Write Enable (WE) input (Block RAM only)
0.39/
0.15
0.43/
0.16
0.49/
0.17
ns, Min
TRCCK_WREN/TRCKC_WREN
WREN FIFO inputs
0.46/
0.18
0.51/
0.19
0.59/
0.21
ns, Min
TRCCK_RDEN/TRCKC_RDEN
RDEN FIFO inputs
0.42/
0.18
0.49/
0.19
0.59/
0.21
ns, Min
Reset Delays (Flags)
TRCO_RST
0.76
0.83
0.94
ns, Max
Maximum Frequency
FMAX_BRAM_WF_NC
Block RAM
(Write first and No change modes)
When not in SDP RF mode
601
544
458
MHz
FMAX_BRAM_RF_PERFORMANCE
Block RAM
(Read first, Performance mode)
When in SDP RF mode but no address
overlap between port A and port B
601
544
458
MHz
FMAX_BRAM_RF_DELAYED_WRITE
Block RAM
(Read first, Delayed_write mode)
When in SDP RF mode and there is
possibility of overlap between port A and
port B addresses
541
485
401
MHz
Table 38: Block RAM and FIFO Switching Characteristics (Cont’d)
Symbol
Description
Speed Grade
Units
-3
-2
-1
-1L