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XR16L784_05 Datasheet, PDF (41/52 Pages) Exar Corporation – HIGH PERFORMANCE 2.97V TO 5.5V QUAD UART | |||
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REV. 1.2.2
XR16L784
HIGH PERFORMANCE 2.97V TO 5.5V QUAD UART
ABSOLUTE MAXIMUM RATINGS
Power Supply Range
Voltage at Any Pin
Operating Temperature
Storage Temperature
Package Dissipation
Thermal Resistance (10x10x1.4mm 64-LQFP)
7 Volts
-0.5 to 7V
-40o to +85o C
-65o to +150o C
500 mW
θ-ja =70, θ-jc =14 oC/W
.
ELECTRICAL CHARACTERIISTICS
DC ELECTRICAL CHARACTERISTICS
TA=0o to 70oC (-40o to +85oC for industrial grade package), Vcc-3.3V and 5V +/-10% unless specified
SYMBOL
PARAMETER
3.3V 3.3 5V 5V
UNITS
MIN MAX MIN MAX
CONDITION
VILCK Clock Input Low Voltage
-0.3 0.6 -0.5 0.6 V
VIHCK Clock Input High Voltage
2.4 VCC 3.0 VCC V
VIL Input Low Voltage
-0.3 0.7 -0.5 0.8 V
VIH Input High Voltage
2.0 6.0 2.0 6.0 V
VOLCK Clock Output (XTAL2) Low Voltage
0.4
0.4 V Iout=4 mA at 3.3V
Iout=6 mA at 5V
VOHCK Clock Output (XTAL2) High Voltage 2.0
2.4
V Iout=-1 mA at 3.3V
Iout=-2 at 5V
VOL Output Low Voltage
See Figure 16
VOH Output High Voltage
See Figure 17
IIL Input Low Leakage Current
-10
-10 uA
IIH Input High Leakage Current
10
10 uA
CIN Input Pin Capacitance
5
5
pF
ICC Power Supply Current
5
5
mA External clock at 2MHz. A7-A0
at GND, all inputs at VCC or
GND and outputs unloaded
ISLEEP Sleep Current
0.6
1.5 mA Four UARTs asleep. A7-A0 at
GND, all inputs at VCC or GND
and outputs unloaded.
41
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