XR17V258_08 Datasheet, PDF (64/70 Pages) Exar Corporation – 66MHZ PCI BUS OCTAL UART WITH POWER MANAGEMENT SUPPORT

XR17V258
66MHZ PCI BUS OCTAL UART WITH POWER MANAGEMENT SUPPORT
FIGURE 23. 3.3V PCI BUS CLOCK (DC TO 66MHZ)
T_cyc
CLK
0.5VCC
0.4VCC
0.3VCC
T_high
T_low
REV. 1.0.1
0.6VCC
0.4 VCC, p-to-p
(minimum)
0.2VCC
Output
Delay
Tri-State
Output
T_val
V_trise
V_tfall
T_on
Measurement Condition Parameters
Vth = 0.6VCC
Vtl = 0.2VCC
Vtest = 0.4VCC
Vtrise = 0.285VCC
Vtfall = 0.615VCC
Vmax = 0.4VCC
Input Signal Slew Rate = 1.5 V/ns
T_off
Input
V_th
V_tl
V_test
T_su
T_h
Inputs Valid
V_max
pci_clk
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