xr17v254 Exar Corporation, xr17v254 Datasheet - Page 64
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xr17v254
Manufacturer Part Number
xr17v254
Description
66mhz Pci Bus Quad Uart With Power Management Support
Manufacturer
Exar Corporation
Datasheet
1.XR17V254.pdf
(70 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
xr17v254IV-F
Manufacturer:
Exar Corporation
Quantity:
10 000
Part Number:
xr17v254IV-F
Manufacturer:
EXAR/艾科嘉
Quantity:
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XR17V254
66MHZ PCI BUS QUAD UART WITH POWER MANAGEMENT SUPPORT
F
IGURE
23. 3.3V PCI B
Tri-State
Output
Output
Delay
CLK
0.3VCC
0.4VCC
0.5VCC
US
C
Input
T_val
LOCK
T_on
(DC
T_high
V_trise
V_tfall
V_th
T_off
V_tl
TO
66MH
T_cyc
V_test
Z
)
64
T_low
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_su
Inputs Valid
T_h
0.4 VCC, p-to-p
(minimum)
0.6VCC
0.2VCC
pci_clk
V_max
REV. 1.0.0