XR17D158 Exar Corporation, XR17D158 Datasheet - Page 56

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

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PRELIMINARY
DC ELECTRICAL CHARACTERISTICS FOR 3.3V SIGNALLING
TA=0
V
V
V
V
I
I
I
C
C
C
I
I
IL
IH
CL
CC
SLEEP
S
IL
IH
OL
OH
IN
CLK
IDSEL
YMBOL
o
to 70
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
Input Low Leakage Cur-
rent
Input High Leakage Cur-
rent
Input Clock Leakage
Input Pin Capacitance
CLK Pin Capacitance
IDSEL Pin Capacitance
Power Supply Current
Sleep Current
o
C (-40
P
o
ARAMETER
to +85
o
C for industrial grade package), Vcc = 3.3V ± 10% unless otherwise specified.
-0.5
M
2.0
2.0
5
IN
Vcc + 0.5
M
±10
400
0.8
0.4
-10
10
10
12
8
4
AX
56
UNIVERSAL (3.3V AND 5V) PCI BUS OCTAL UART
U
mA
pF
pF
pF
NITS
V
V
V
V
A
A
A
A
For PCI bus and external
clock (XTAL1) inputs
all inputs at VCC or GND
Crystal/XTAL1 = 15MHz,
All eight UARTs asleep.
inputs at VCC or GND
AD[31:0] at GND, all
and all outputs are
Clk = 22MHz,
I
C
I
OH
unloaded.
OL
ONDITION
= -2mA
= 6mA
For other inputs, V
max = 6.0 V
N
XR17D158
OTES
REV. P1.0.0
IH