Datasheet

Spartan-7 FPGAs Data Sheet: DC and AC Switching Characteristics
DS189 (v1.2) June 20, 2017 www.xilinx.com
Preliminary Product Specification 26
Table 26: IO_FIFO Switching Characteristics
Symbol Description
V
CCINT
Operating Voltage and Speed
Grade
Units
1.0V 0.95V
-2 -1 -1L
IO_FIFO Clock to Out Delays
T
OFFCKO_DO
RDCLK to Q outputs. 0.60 0.68 0.68 ns
T
CKO_FLAGS
Clock to IO_FIFO flags. 0.61 0.77 0.77 ns
Setup/Hold
T
CCK_D
/T
CKC_D
D inputs to WRCLK. 0.51/0.02 0.58/0.02 0.58/0.02 ns
T
IFFCCK_WREN
/
T
IFFCKC_WREN
WREN to WRCLK. 0.47/–0.01 0.53/–0.01 0.53/–0.01 ns
T
OFFCCK_RDEN
/
T
OFFCKC_RDEN
RDEN to RDCLK. 0.58/0.02 0.66/0.02 0.66/0.02 ns
Minimum Pulse Width
T
PWH_IO_FIFO
RESET, RDCLK, WRCLK. 2.15 2.15 2.15 ns
T
PWL_IO_FIFO
RESET, RDCLK, WRCLK. 2.15 2.15 2.15 ns
Maximum Frequency
F
MAX
RDCLK and WRCLK. 200.00 200.00 200.00 MHz