XR17D158 Exar Corporation, XR17D158 Datasheet - Page 7

• 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
Pin Description
N
OTE
: Pin type: I=Input, O=Output, IO= Input/output, OD=Output Open Drain.
N
VCC
GND
VIO
AME
5,20,35,46,63,
4, 19, 34, 45,
64, 90,112
89,136
P
137
IN
#
T
YPE
Power supply for the UART core logic - 5V ONLY.
PCI Bus I/O Power supply - 3.3V (not 5V tolerant) or 5V
(PCI 2.2 compliant at both 3.3V and 5V operation, suitable for universal form
factor add-in card application.)
Power supply common, ground.
7
D
ESCRIPTION
PRELIMINARY
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