SP331CT 데이터 시트보기 (PDF) - Signal Processing Technologies
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SP331CT Datasheet PDF : 13 Pages
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These are stress ratings only and functional operation
of the device at these ratings or any other above those
indicated in the operation sections of the specifications
below is not implied. Exposure to absolute maximum
rating conditions for extended periods of time may
affect reliability.
VCC...........................................................................+7V
Storage Temperature..........................-65˚C to +150˚C
Power Dissipation
28-pin Plastic DIP...........................1000mW
28-pin Plastic SOIC.......................1000mW
ABSOLUTE MAXIMUM RATINGS
Package Derating:
28-pin Plastic DIP
øJA....................................................40 °C/W
28-pin Plastic SOIC
øJA....................................................40 °C/W
Typically 25°C @ Vcc = +5V unless otherwise noted.
MIN. TYP. MAX.
LOGIC INPUTS
VIL
VIH
LOGIC OUTPUTS
VOL
VOH
RS-232 DRIVER
DC Characteristics
HIGH Level Output
LOW Level Output
Open Circuit Voltage
Short Circuit Current
Power Off Impedance
2.0
2.4
+5.0
–15.0
–15
300
0.8
0.4
+15
–5.0
+15
±100
AC Characteristics
Slew Rate
30
Transition Time
1.5
Maximum Data Rate
120
235
Propagation Delay
tPHL
tPLH
RS-232 RECEIVER
2
8
2
8
DC Characteristics
HIGH Threshold
1.7
3.0
LOW Threshold
0.8
1.2
Receiver Open Circuit Bias
+2.0
Input Impedance
3
5
7
AC Characteristics
Maximum Data Rate
Propagation Delay
tPHL
tPLH
RS-485 DRIVER
DC Characteristics
Open Circuit Voltage
Differential Output
120
235
0.25
1
0.25
1
6.0
1.5
5.0
ELECTRICAL CHARACTERISTICS
UNITS
CONDITIONS
Volts
Volts
Volts
Volts
IOUT= -3.2mA
IOUT= 1.0mA
Volts
Volts
Volts
mA
Ω
V/µs
µs
kbps
µs
µs
RL=3kΩ, VIN=0.8V
RL=3kΩ, VIN=2.0V
VOUT = 0V
Vcc = 0V, Vout = ±2.0V
RL=3kΩ, CL= 50pF
VCC = +5.0V, TA @ +25°C
RL=3kΩ, CL=2500pF ;
between ±3V, TA @ +25°C
RL=3kΩ, CL=2500pF
Measured from 1.5V of VIN
to 50% of VOUT; RL=3kΩ
Volts
Volts
Volts
kΩ
kbps
µs
µs
VIN = +15V to –15V
Measured from 50% of VIN
to 1.5V of VOUT.
Volts
Volts
RL=54Ω, CL=50pF
Date: 03-04-05
Programmable Dual RS-232/RS-485 Transceiver
2
© Copyright 2005 Sipex Corporation
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