XR17D158 Exar Corporation, XR17D158 Datasheet - Page 63

• Manufacturer Part Number: XR17D158
• Description: Eight-channel Pci-bus Uart
• Manufacturer: Exar Corporation

XR17D158
UNIVERSAL (3.3V AND 5V) PCI BUS OCTAL UART
REV. P1.0.0
F
IGURE
Tri-State
23. 3.3V PCI B
Output
Output
Bused
Signal
Bused
Signal
Delay
Input
CLK
1.44 ns
(max)
US
C
(2-11 ns)
LOCK
Tvalid
(2 ns min)
Ton
(DC
(28 ns max)
11 ns
(min)
Toff
TO
33MH
Z
)
1.44 ns
(max)
63
(7 ns min)
11 ns
(min)
Tsetup
Inputs Valid
(0 ns)
Thold
PRELIMINARY
áç
áç
áç
áç
0.4Vcc p-to-p
(minimum)
0.2 Vcc
0.6 Vcc
pci_clk