xr16c2850im Exar Corporation, xr16c2850im Datasheet - Page 38

• Manufacturer Part Number: xr16c2850im
• Description: Dual Uart With Tx And Rx Fifo Counters, 128 Bytes Of Fifos And Automatic Rs-485 Half Duplex Control
• Manufacturer: Exar Corporation

XR16C2850
2.97V TO 5.5V DUAL UART WITH 128-BYTE FIFOS
ABSOLUTE MAXIMUM RATINGS
TYPICAL PACKAGE THERMAL RESISTANCE DATA
DC ELECTRICAL CHARACTERISTICS
U
TO
Test 1: The following inputs should remain steady at VCC or GND state to minimize Sleep current: A0-A2, D0-D7, IOR#,
IOW#, CSA# and CSB#. Also, RXA and RXB inputs must idle at logic 1 state while asleep.
Power Supply Range
Voltage at Any Pin
Operating Temperature
Storage Temperature
Package Dissipation
Thermal Resistance (48-TQFP)
Thermal Resistance (44-PLCC)
ELECTRICAL CHARACTERISTICS
S
NLESS OTHERWISE NOTED
V
V
I
V
V
V
YMBOL
SLEEP
5.5V
V
V
OHCK
V
V
OLCK
C
I
V
IHCK
IHCK
ILCK
I
I
CC
OH
IH
OL
IL
IH
IH
IN
IL
Clock Input Low Level
Clock Input High Level
(top mark date code of "DC YYWW" and older)
Clock Input High Level
(top mark date code of "F2 YYWW" and newer)
Input Low Voltage
Input High Voltage
(top mark date code of "DC YYWW" and older)
Input High Voltage
(top mark date code of "F2 YYWW" and newer)
Clock Output (XTAL2) Low Voltage
Clock Output (XTAL2) High Voltage
Output Low Voltage
Output High Voltage
Input Low Leakage Current
Input High Leakage Current
Input Pin Capacitance
Power Supply Current
Sleep Current
: TA=0
P
ARAMETER
O
TO
70
O
C (-40
O
TO
+85
38
O
M
-0.3
-0.3
C
2.4
2.4
2.0
2.0
2.0
IN
FOR INDUSTRIAL GRADE PACKAGE
L
3.3V
IMITS
VCC
VCC
M
±10
±10
0.6
5.5
0.8
5.5
0.4
1.2
theta-ja = 50
30
theta-ja =59
5
(MARGIN OF ERROR: ± 15%)
AX
See
See
Figure 14
Figure 15
M
-0.5
-0.5
3.0
3.0
2.2
2.0
2.4
IN
GND-0.3 V to 7 V
-65
L
-40
o
o
5.0V
IMITS
C/W, theta-jc = 16
C/W, theta-jc = 21
o
500 mW
o
7 Volts
to +150
to +85
VCC
VCC
±10
±10
100
M
0.6
5.5
0.8
5.5
0.4
.
.
5
3
AX
o
o
C
C
U
mA
uA
uA
uA
pF
NITS
V
V
V
V
V
V
V
V
), V
xr
o
o
C/W
C/W
CC IS
I
I
I
I
See Test 1
OL
OL
OH
OH
C
ONDITIONS
= 6 mA
= 4 mA
= -6 mA
= -1 mA
REV. 2.1.3
2.97V