áç
ST16C1550/51
2.97V TO 5.5V UART WITH 16-BYTE FIFO
REV. 4.2.0
ABSOLUTE MAXIMUM RATINGS
Power Supply Range
Voltage at Any Pin
7 Volts
GND-0.3 V to 7 V
-40o to +85oC
Operating Temperature
-65o to +150oC
500 mW
Storage Temperature
Package Dissipation
TYPICAL PACKAGE THERMAL RESISTANCE DATA (MARGIN OF ERROR: ± 15%)
theta-ja = 59oC/W, theta-jc = 16oC/W
Thermal Resistance (48-TQFP)
theta-ja = 57oC/W, theta-jc = 23oC/W
theta-ja = 55oC/W, theta-jc = 28oC/W
Thermal Resistance (28-PDIP)
Thermal Resistance (28-PLCC)
ELECTRICAL CHARACTERISTICS
DC ELECTRICAL CHARACTERISTICS
UNLESS OTHERWISE NOTED: TA=0O TO 70OC (-40O TO +85OC FOR INDUSTRIAL GRADE PACKAGE), VCC IS 2.97V
TO 5.5V
LIMITS
3.3V
LIMITS
5.0V
SYMBOL
PARAMETER
UNITS
CONDITIONS
MIN
MAX
MIN
MAX
VILCK
VIHCK
VIL
Clock Input Low Level
-0.3
2.4
0.6
-0.5
3.0
0.6
V
V
Clock Input High Level
Input Low Voltage
VCC
0.8
VCC
0.8
-0.3
2.0
-0.5
2.2
V
VIH
Input High Voltage
VCC
VCC
0.4
V
VOL
VOL
VOH
VOH
IIL
Output Low Voltage
Output Low Voltage
Output High Voltage
Output High Voltage
Input Low Leakage Current
Input High Leakage Current
Input Pin Capacitance
Power Supply Current
V
IOL = 6 mA
IOL = 4 mA
IOH = -6 mA
IOH = -1 mA
0.4
V
2.4
V
2.0
V
±10
±10
5
±10
±10
5
uA
uA
pF
mA
uA
IIH
CIN
ICC
1.3
50
3
IPWRDN Power Down Current
200
See Test 1
Test 1: The following inputs should remain steady at VCC or GND state to minimize Power Down current: A0-A2, D0-D7,
IOR#, IOW#, CS# and modem inputs. Also, RX input must idle at logic 1 state while in Power Down mode.
25
EXAR [ EXAR CORPORATION ]
