SP3203 Datasheet, PDF (3/14 Pages) Sipex Corporation – 3V RS-232 Serial Transceiver with Logic Selector

SPECIFICATIONS (continued)
(VCC = VL = +3V to +5.5V, C1-C4 = 0.1µF, tested at +3.3V +10%, C1 = 0.047µF, C2-C4 = 0.33µF, tested at +5.0V +10%, TA = TMIN to TMAX, unless
otherwise noted. Typical values are at VCC = VL +3.3V, TA = +25°C.)
PARAMETER
MIN. TYP. MAX. UNITS CONDITIONS
RECEIVER INPUTS
Input Voltage Range
-25
+25
V
Input Threshold Low
Input Threshold High
Input Hysteresis
0.8
1.5
0.6
1.2
1.8 2.4
1.5 2.4
0.5
V
T_A = +25^OC
V
T_A = +25^OC
V
V_L = 5.0V
V_L = 2.5V or 3.3V
V_L = 5.0V
V_L = 2.5V or 3.3V
Input Resistance
3
5
7
kΩ T_A = +25^OC
TRANSMITTER OUTPUTS
Output Voltage Swing
Output Resistance
Output Short-Circuit Current
Output Leakage Current
±5 ±5.4
300 10M
±60
±25
V All transmitter outputs loaded with 3kΩ to T_A = 25^OC
Ω V_CC = V+ = V- = 0, transmitter output = ±2V
mA
V_TxOUT = 0
µA V_TxOUT = ±12, transmitter disabled;
V_CC = 0 or 3.0V to 5.5V
PARAMETER
MIN. TYP. MAX. UNITS CONDITIONS
Maximum Data Rate
250
kbps R_L = 3kΩ, C_L = 1000pF,
one transmitter switching
t_PHL
Receiver Propagation Delay
t_PLH
Receiver Output Enable Time
0.15
0.15
200
µs Receiver input to receiver output
C_L = 150pF
ns normal operation
Receiver Output Disable Time
200
ns normal operation
Time to Exit Shutdown
Transmitter Skew It_PHL I -t_PLH
Receiver Skew It -t I
PHL PLH
100
µs IV_TxOUTI > 3.7V
100
ns (Note 2)
50
ns
6
Transition-Region Slew Rate
4
30
C = 150pF to 1000pF
L
V/µs
30
C_L = 150pF to 2500pF
Note 2. Transmitter skew is measured at the transmitter zero crosspoint.
V_CC = 3.3V
T = +25^oC
A
R_L = 3kΩ to 7kΩ,
measured from +3V
to -3V or -3V to +3V
Rev. 6/25/03
SP3203
3
© Copyright 2003 Sipex Corporation