XR17L154 Datasheet, PDF (53/56 Pages) Exar Corporation – 3.3V PCI BUS QUAD UART

XR17L154
3.3V PCI BUS QUAD UART
REV. 1.1.0
FIGURE 20. PCI BUS CLOCK (DC TO 33MHZ)
1.44 ns
(max)
11 ns
(min)
1.44 ns
(max)
CLK
Bused
Signal
Output
Delay
Tri-State
Output
Tvalid
(2-11 ns)
Ton
(2 ns min)
Toff
(28 ns max)
Bused
Signal
Input
áç
DISCONTINUED
11 ns
(min)
0.6 Vcc
0.4Vcc p-to-p
(minimum)
0.2 Vcc
Tsetup
(7 ns min)
Thold
(0 ns)
Inputs Valid
pci_clk
53