SP385E Datasheet, PDF (3/11 Pages) Sipex Corporation – Enhanced +3V or +5V RS-232 Line Driver/Receiver

SPECIFICATIONS
VCC = +3.3V ± 10%; cap on (V+) and (V-) = 1.0µF, C1 = C2 = 0.1µF; TMIN to TMAX unless otherwise noted.
PARAMETERS
TTL INPUT
Logic Threshold
Low
High
Logic Pullup Current
Maximum Data Rate
TTL OUTPUT
TTL/CMOS Output
Voltage, Low
Voltage, High
Leakage Current; T_A = +25°C
EIA-232 OUTPUT
Output Voltage Swing
MIN.
2.0
120
3.5
±5
Power-Off Output Resistance 300
Output Short Circuit Current
EIA-232 INPUT
Voltage Range
-15
Voltage Threshold
Low
0.8
High
Hysteresis
0.2
Resistance
3
DYNAMIC CHARACTERISTICS
Propagation Delay, RS-232 to TTL
Instantaneous Slew Rate
Transition Region Slew Rate
TYP.
15
0.05
±9
±18
1.2
1.7
0.5
5
1.5
10
MAX.
0.8
200
0.4
±10
+15
2.4
1.0
7
30
UNITS
Volts
Volts
µA
kbps
Volts
Volts
µA
Volts
Ω
mA
Volts
Volts
Volts
Volts
kΩ
µs
V/µs
V/µs
Output Enable Time
400
ns
Output Disable Time
250
ns
POWER REQUIREMENTS
V_CC Power Supply Current
10
15
mA
25
mA
Shutdown Supply Current
1
10
µA
CONDITIONS
T_IN ; ON/OFF
T_IN ; ON/OFF
T_IN = 0V
C_L = 2500pF, R_L= 3kΩ
I_OUT = 3.2mA; Vcc = +5V
I_OUT = -1.0mA
EN = V_CC, 0V ≤ V_OUT ≤ V_CC
All transmitter outputs loaded
with 3kΩ to ground
V_CC = 0V; V_OUT = ±2V
Infinite duration
V_CC = 5V, T_A = +25°C
V_CC = 5V, T_A = +25°C
V_CC = 5V, T_A = +25°C
V_IN = 15V to –15V
C_L = 10pF, R_L= 3kΩ - 7kΩ;
T_A =+25°C
C_L = 2500pF, R_L= 3kΩ;
measured from +3V to -3V
or -3V to +3V
No load, T_A= +25°C; V_CC = 5V
All transmitters R_L = 3kΩ;
T_A = +25°C
V_CC = 5V, T_A = +25°C
PERFORMANCE CURVES
-11
-10
-9
-8
-7
-6
-5
-4
-3
0
VCC = 6V
VCC = 5V
VCC = 4V
2 4 6 8 10 12 14
Load Current (mA)
12
10
VCC = 6V
8
VCC = 5V
VCC = 4V
6
4
2
0
0 5 10 15 20 25 30 35 40
Load Current (mA)
30
25
VCC = 6V
20
15
VCC = 5V
10
VCC = 4V
5
VCC = 3V
0
-55 -40 0 25 70 85 125
Temperature (°C)
8.4
8.2
8.0
7.8
7.6
7.4
7.2
7.0
6.8
4.5
Load current = 0mA
TA = 25°C
4.75
5.0
5.25
5.5
VCC (Volts)
Rev. 10/22/01
SP385E Enhanced +3V to +5V RS-232 Line Driver/Receiver
3
© Copyright 2001 Sipex Corporation