XR17D154 Datasheet, PDF (55/69 Pages) Exar Corporation – UNIVERSAL (3.3V AND 5V) PCI BUS QUAD UART

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REV. 1.2.0
XR17D154
UNIVERSAL (3.3V AND 5V) PCI BUS QUAD UART
DC ELECTRICAL CHARACTERISTICS FOR 3.3V PCI BUS INTERFACE (VIO = 3.0-3.6V, VCC = 3.0-5.5V)
TA=0^o to 70^oC (-40^o to +85^oC for industrial grade package).
SYMBOL
V_IL
V_IL
PARAMETER
Input Low Voltage
Input Low Voltage
MIN
-0.5
MAX
0.3VIO
UNITS
V
-0.5
0.8
V
CONDITION
NOTES
For PCI bus inputs
For Non-PCI bus inputs
V_IH
Input High Voltage
0.5VIO VIO + 0.5
For PCI bus and external
clock inputs
V_IH
Input High Voltage
V_OL
Output Low Voltage
V_OH
Output High Voltage
V_OH
Output High Voltage
2.0
6
0.4
0.9VIO
2.0
V
For non-PCI bus inputs
V
I_OL = 4mA
All outputs
V
I_OH = -0.5mA
PCI bus outputs
V
I_OH = -1mA
Non-PCI bus outputs
VCC = 3.0 - 3.6V
V_OH
Output High Voltage
2.4
V
I_OH = -2mA
Non-PCI bus outputs
VCC = 4.5 - 5.5V
I_IL
Input Low Leakage Cur-
rent
I_IH
Input High Leakage Cur-
rent
-10
µA
10
µA
I_CL
Input Clock Leakage
±10
µA
C_IN
Input Pin Capacitance
10
pF
C_CLK
CLK Pin Capacitance
5
12
pF
C_IDSEL
I_CC
IDSEL Pin Capacitance
Power Supply Current
I_SLEEP
Sleep Current
8
pF
2
mA ^{PCI Bus CLK and}
Ext. Clock=2MHz, all
inputs are at VCC or
GND and all outputs
are unloaded
20
µA
All four UARTs
VCC must equal VIO.
asleep. AD[31:0] at ^{See Sleep Mode section}
GND, all inputs at
on page 19
VCC or GND
55