Output Voltages
ABSOLUTE MAXIMUM RATINGS
TOUT .................................................................................................... (V+, +0.3V) to (V-, -0.3V)
ROUT ................................................................................................................ -0.3V to (Vcc +0.3V)
Short Circuit Duration
TOUT ......................................................................................................................................... Continuous
Power Dissipation
CERDIP .............................................................................. 675mW
(derate 9.5mW/°C above +70°C)
Plastic DIP .......................................................................... 375mW
(derate 7mW/°C above +70°C)
This is a stress rating only and functional operation of the device at
these or any other conditions above those indicated in the operation
sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect
reliability.
Vcc ................................................................................................................................................................. +6V
V+ .................................................................................................................... (Vcc-0.3V) to +13.2V
V- .............................................................................................................................................................. 13.2V
Input Voltages
TIN ......................................................................................................................... -0.3 to (Vcc +0.3V)
RIN ............................................................................................................................................................ ±30V
Small Outline ...................................................................... 375mW
(derate 7mW/°C above +70°C)
SPECIFICATIONS
VCC=+5V±10%; V+=+8.5V to +13.2V (SP231A only) 0.1µF charge pump capacitors; TMIN to TMAX unless otherwise noted.
PARAMETERS
MIN.
TYP.
MAX.
UNITS
CONDITIONS
TTL INPUT
Logic Threshold
LOW
HIGH
Logic Pullup Current
Maximum Data Rate
0.8
Volts
Volts
µA
TIN ; EN, SD
TIN ; EN, SD
TIN = 0V
CL = 2500pF, RL= 3kΩ
2.0
15
200
120
kbps
TTL OUTPUT
TTL/CMOS Output
Voltage, Low
Voltage, High
Leakage Current **; TA = +25°
0.4
Volts
Volts
µA
IOUT = 3.2mA; Vcc = +5V
IOUT = -1.0mA
EN = VCC, 0V≤VOUT ≤VCC
3.5
0.05
±10
RS-232 OUTPUT
Output Voltage Swing
±5
±9
Volts
All transmitter outputs loaded
with 3kΩ to Ground
Output Resistance
Output Short Circuit Current
300
Ohms
mA
VCC = 0V; V
= ±2V
±18
Infinite duraOtiUoTn
RS-232 INPUT
Voltage Range
Voltage Threshold
LOW
HIGH
Hysteresis
Resistance
-30
0.8
+30
Volts
1.2
1.7
0.5
5
Volts
Volts
Volts
kΩ
V
= 5V, T = +25°C
2.4
1.0
7
VCC = 5V, TA = +25°C
VCC = 5V, TA = +25°C
TACC= +25°C,A-15V ≤ VIN ≤ +15V
0.2
3
DYNAMIC CHARACTERISTICS
Propagation Delay, RS232 to TTL
Instantaneous Slew Rate
1.5
10
µs
V/µs
30
CL = 10pF, RL= 3-7kΩ;
T =+25°C
Transition Region Slew Rate
V/µs
CLA= 2500pF, R = 3kΩ;
measured fromL+3V to -3V
or -3V to +3V
Output Enable Time **
Output Disable Time **
400
250
ns
ns
SP310A and SP312A only
SP310A and SP312A only
POWER REQUIREMENTS
VCC Power Supply Current
10
25
15
mA
mA
No load, TA= +25°C; VCC = 5V
All transmitters RL = 3kΩ;
T
= +25°C
V+ Power Supply Current ***
Shutdown Supply Current **
9
1
15
10
mA
µA
NAo load, V+ = 12V,TA=+25°C
VCC = 5V, TA = +25°C
**SP310A and SP312A only; *** SP231A only
SP231ADS/01
SP231A Enhanced RS-232 Line Drivers/Receivers
© Copyright 2000 Sipex Corporation
2
SIPEX [ SIPEX CORPORATION ]
