XR16L2751 Datasheet, PDF (40/52 Pages) Exar Corporation – 2.25V TO 5.5V DUART WITH 64-BYTE FIFO AND POWERSAVE

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XR16L2751
2.25V TO 5.5V DUART WITH 64-BYTE FIFO AND POWERSAVE
REV. 1.0.0
ABSOLUTE MAXIMUM RATINGS
Power Supply Range
Voltage at Any Pin
Operating Temperature
Storage Temperature
Package Dissipation
7 Volts
GND-0.3 V to 7 V
-40^o to +85^oC
-65^o to +150^oC
500 mW
ELECTRICAL CHARACTERISTICS
TYPICAL PACKAGE THERMAL RESISTANCE DATA (MARGIN OF ERROR: ± 15%)
Thermal Resistance (48-TQFP)
theta-ja =59^oC/W, theta-jc = 16^oC/W
DC ELECTRICAL CHARACTERISTICS
UNLESS OTHERWISE NOTED: TA=0^O TO 70^OC (-40^O TO +85^OC FOR INDUSTRIAL GRADE PACKAGE), VCC IS 2.25 TO
5.5 V
SYMBOL
PARAMETER
V_ILCK
V_IHCK
V_IL
V_IH
V_OL
Clock Input Low Level
Clock Input High Level
Input Low Voltage
Input High Voltage
Output Low Voltage
V_OH Output High Voltage
I_IL
Input Low Leakage Current
I_IH
Input High Leakage Current
C_IN Input Pin Capacitance
I_CC Power Supply Current
I_SLEEP Sleep Current/
I_PWRSV ^{Powersave Current}
LIMITS
2.5V
MIN
MAX
-0.3 0.6
2.0 VCC
-0.3 0.8
2.0
5.5
0.4
1.8
±10
±10
5
1.2
6
LIMITS
3.3V
MIN
MAX
-0.3 0.6
2.4 VCC
-0.3 0.8
2.0
5.5
0.4
2.0
±10
±10
5
2
15
LIMITS
5.0V
MIN
MAX
-0.5 0.6
UNITS
V
CONDITIONS
3.0 VCC
V
-0.5 0.8
V
2.2
5.5
V
0.4
V I_OL = 6 mA
V _{IOL = 4 mA}
V _{IOL = 2 mA}
2.4
V I_OH = -6 mA
V _{IOH = -1 mA}
V _{IOH = -400 uA}
±10 uA
±10 uA
5
pF
5
mA
30
uA See Test 1
Test 1: The following inputs must remain steady at VCC or GND state to minimize sleep current: A0-A2, D0-D7,
IOR#, IOW# (R/W#), CSA# (CS#) and CSB# (A3). Also, RXA and RXB inputs must idle at logic 1 state while
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